303 Senior Developer jobs in Ireland
Application Developer
Posted 5 days ago
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Job Description
Java Application Developer

Posted 6 days ago
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Job Description
As a wholly owned subsidiary of U.S. Bank, Elavon is committed to building the platforms and ecosystems that help over 1.5 million customers around the world to achieve their financial goals-no matter what they need. From transaction processing to customer service, to driving innovation and launching new products, we're building a range of tailored payment solutions powered by the latest technology. As part of our team, you can explore what motivates and energizes your career goals: partnering with our customers, our communities, and each other.
**Job Description**
Java J2EE Developer
Be part of something big, where integrity matters and success inspires, where great people collaborate, innovate and give back, where you feel included, valued and proud. At U.S. Bank we're looking for people who want more than just a job - they want to make a difference in the communities where they live and work.
U.S. Bank is seeking an Agile Application Developer with design and development experience to contribute toward the success of our technology initiatives. In this role you will be part of the team established to configure and develop complex application systems using existing and emerging technology platforms in an agile lifecycle. You will consult with business users on requirements gathering, and be deeply involved in system design, configuration, and implementation. You'll be working closely with the Delivery Manager, IT development, and Architecture groups while collaborating with several lines of business.
**As an Agile Application Developer you will:**
+ analyse business needs and deliver Java EE multi-tier solutions
+ be an enthusiastic team player acting as an ambassador for product delivery, self-starting and proactive
+ be an analytical thinker and problem solver who provides follow-through on problems
+ have excellent English language skills, verbal and written, and an ability to collaborate with other teams
+ have the ability to communicate systems solutions or issues using appropriate language, both written and oral to business and technical stakeholders
+ have a proven ability to reverse engineer and refactor legacy applications
+ have a good grasp of industry standards, best practices and design patterns
+ be able to work under pressure and react to ever-changing user requirements
+ be willing to adapt to significant changes in either technology or environment
+ ensure that all programs are fully tested and documented and that customer and Elavon information is kept secure in line with the acceptable use policy and other published security policies, standards and best practice;
**Basic Qualifications**
+ Bachelor's degree, or equivalent work experience
+ A **minimum of 5 years Java and Java EE application development** experience
+ Eclipse or equivalent IDE
+ SOAP and RESTful web-service implementation experience
+ Hands on experience with Struts or equivalent framework (e.g. Spring MVC/JSF), Hibernate or equivalent ORM (Object Relational Mapping) Tools, Spring Framework
+ Hands on experience with AJAX, JSP, JSP Tag libraries
**Preferred Skills/Experience**
+ Camel, AMQ, Kafka
+ JBoss , Websphere
+ Junit, Test Mocking Frameworks, CSS, JQuery
+ DB2 Database or equivalent experience
+ Modern development tool chain utilities such as Confluence, Git / Bitbucket, Jenkins, Maven, Artifactory / Nexus
The role offers a hybrid / flexible schedule, which means there's an in-office expectation of 3 or more days per week and the flexibility to work outside the office location for the other days.
_This position is not eligible for visa sponsorship._
If there's anything we can do to accommodate a disability during any portion of the application or hiring process, please refer to our disability accommodations for applicants ( .
**Benefits** :
We offer an exciting, fast-paced and diverse working environment with employees of many different nationalities. We provide benefits to help you protect your health and financial security; and give you peace of mind. We also invest in your career growth with development resources that give you the opportunity to stretch and shine.
**Posting may be closed earlier due to high volume of applicants.**
Java Application Developer

Posted 6 days ago
Job Viewed
Job Description
As a wholly owned subsidiary of U.S. Bank, Elavon is committed to building the platforms and ecosystems that help over 1.5 million customers around the world to achieve their financial goals-no matter what they need. From transaction processing to customer service, to driving innovation and launching new products, we're building a range of tailored payment solutions powered by the latest technology. As part of our team, you can explore what motivates and energizes your career goals: partnering with our customers, our communities, and each other.
**Job Description**
Java J2EE Developer
Be part of something big, where integrity matters and success inspires, where great people collaborate, innovate and give back, where you feel included, valued and proud. At U.S. Bank we're looking for people who want more than just a job - they want to make a difference in the communities where they live and work.
U.S. Bank is seeking an Agile Application Developer with design and development experience to contribute toward the success of our technology initiatives. In this role you will be part of the team established to configure and develop complex application systems using existing and emerging technology platforms in an agile lifecycle. You will consult with business users on requirements gathering, and be deeply involved in system design, configuration, and implementation. You'll be working closely with the Delivery Manager, IT development, and Architecture groups while collaborating with several lines of business.
**As an Agile Application Developer you will:**
+ analyse business needs and deliver Java EE multi-tier solutions
+ be an enthusiastic team player acting as an ambassador for product delivery, self-starting and proactive
+ be an analytical thinker and problem solver who provides follow-through on problems
+ have excellent English language skills, verbal and written, and an ability to collaborate with other teams
+ have the ability to communicate systems solutions or issues using appropriate language, both written and oral to business and technical stakeholders
+ have a proven ability to reverse engineer and refactor legacy applications
+ have a good grasp of industry standards, best practices and design patterns
+ be able to work under pressure and react to ever-changing user requirements
+ be willing to adapt to significant changes in either technology or environment
+ ensure that all programs are fully tested and documented and that customer and Elavon information is kept secure in line with the acceptable use policy and other published security policies, standards and best practice;
**Basic Qualifications**
+ Bachelor's degree, or equivalent work experience
+ A **minimum of 5 years Java and Java EE application development** experience
+ Eclipse or equivalent IDE
+ SOAP and RESTful web-service implementation experience
+ Hands on experience with Struts or equivalent framework (e.g. Spring MVC/JSF), Hibernate or equivalent ORM (Object Relational Mapping) Tools, Spring Framework
+ Hands on experience with AJAX, JSP, JSP Tag libraries
**Preferred Skills/Experience**
+ Camel, AMQ, Kafka
+ JBoss , Websphere
+ Junit, Test Mocking Frameworks, CSS, JQuery
+ DB2 Database or equivalent experience
+ Modern development tool chain utilities such as Confluence, Git / Bitbucket, Jenkins, Maven, Artifactory / Nexus
The role offers a hybrid / flexible schedule, which means there's an in-office expectation of 3 or more days per week and the flexibility to work outside the office location for the other days.
_This position is not eligible for visa sponsorship._
If there's anything we can do to accommodate a disability during any portion of the application or hiring process, please refer to our disability accommodations for applicants ( .
**Benefits** :
We offer an exciting, fast-paced and diverse working environment with employees of many different nationalities. We provide benefits to help you protect your health and financial security; and give you peace of mind. We also invest in your career growth with development resources that give you the opportunity to stretch and shine.
**Posting may be closed earlier due to high volume of applicants.**
Application Developer, Officer
Posted 5 days ago
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Job Description
Application Developer - Mobile Apps
Posted 5 days ago
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Job Description
Senior Spark Java Application Developer

Posted 6 days ago
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Job Description
**Responsibilities:**
+ **Developing End to End Spark applications in Java:** Writing code, designing algorithms, and building data processing pipelines using the Spark API. Strong understanding of Apache Spark, including its various modules (e.g., Spark Streaming, Spark SQL) and its architecture.
+ **Data transformation and aggregation:** Utilizing Spark's capabilities to process and transform large datasets. Work with technologies like HDFS, Hive, HBase, and Kafka.
+ **Team Development and People Management :** Leading and developing staff in a Technical Development environment
+ **Collaboration:** Working with other engineers, data scientists, and stakeholders to understand requirements and design solutions.
+ **Analytics and Documentation:** Analytical and problem-solving to identify and resolve issues supported by writing clear and concise documentation.
+ **Performance optimization:** Identifying and addressing performance bottlenecks in Spark applications.
+ **Cloud platform experience:** Familiarity with platforms like Cloudera Hadoop Distributed File System, YARN, ZooKeeper, Oozie, and their integration with Spark.
+ **CI/CD:** Implementing and maintaining continuous integration and deployment pipelines. Experience using like Lightspeed, Docker, and OpenShift.
**Leadership Skills:**
+ Excellent organization skills, attention to detail
+ Demonstrated sense of responsibility and capability to deliver quickly
+ Flexibility to handle multiple complex projects and changing priorities
+ Excellent verbal, written and interpersonal communication skills
+ Ability to build strong relationships in a multi-cultural environment across all levels within IT
+ Promotes continuous process improvement especially in code quality, testability & reliability
+ Exceptional strategic analysis, problem solving, issue resolution and decision making skills
+ Ability to work in wide spectrum of IT problems including legacy s/w to Big data technologies.
**Qualifications:**
+ Bachelor's degree (in Science, Computers, Information Technology or Engineering)
+ At least 10+years overall IT experience with 2+ years in a team lead role with experience on large & complex projects
+ At least 3 years of experience in Java Spark and Big data frameworks. Strong proficiency in Python and Java Spark with knowledge of core spark concepts (RDDs, Dataframes, Spark Streaming, etc.)
**In return, we offer:**
By joining Citi Dublin, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed) and enjoy a whole host of additional benefits that support you (and your family) to be well, live well and save well.
Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day. We want the best talent around the world to be energised to join us, motivated to stay, and empowered to thrive.
Sounds like Citi has everything you need? Then apply to discover the true extent of your capabilities.
#LI-MK2
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**Job Family Group:**
Technology
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**Job Family:**
Applications Development
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**Time Type:**
Full time
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_Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law._
_If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review_ _Accessibility at Citi ( _._
_View Citi's_ _EEO Policy Statement ( _and the_ _Know Your Rights ( _poster._
Citi is an equal opportunity and affirmative action employer.
Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.
Cloud Application Developer, Application Migration, Modernization and Management (AM3)

Posted 1 day ago
Job Viewed
Job Description
The Amazon Web Services Professional Services (ProServe) team is seeking an experienced Application Developer to join our team at AWS. In this role, you'll work with our customers to architect, develop, and re-engineer applications that fully leverage the AWS Cloud. You'll be at the forefront of cloud technology adoption, working on business-critical projects that drive innovation and customer success.
As an Application Developer, you'll design and implement cloud-native solutions that embrace AWS best practices for elasticity, horizontal scalability, automation, and high availability. You'll work with various AWS services including Amazon EC2, Auto Scaling, Elastic Load Balancing, AWS Elastic Beanstalk, Serverless Architectures, and Amazon Elastic Container Services to create robust, scalable applications.
AWS Global Services
AWS Global Services includes experts from across AWS who help our customers design, build, operate, and secure their cloud environments. Customers innovate with AWS Professional Services, upskill with AWS Training and Certification, optimize with AWS Support and Managed Services, and meet objectives with AWS Security Assurance Services. Our expertise and emerging technologies include AWS Partners, AWS Sovereign Cloud, AWS International Product, and the Generative AI Innovation Center. You'll join a diverse team of technical experts in dozens of countries who help customers achieve more with the AWS cloud.
Key job responsibilities
As an experienced technology professional, you will be responsible for:
1. Design and develop cloud-native applications using modern architectural patterns
2. Implement full-stack solutions leveraging AWS services and best practices
3. Architect, design and build scalable, secure, and highly available systems
4. Collaborate with cross-functional teams to deliver customer solutions
5. Provide technical guidance and mentorship within the team
6. Drive adoption of cloud-native development practices
About the team
Diverse Experiences
AWS values diverse experiences. Even if you do not meet all of the preferred qualifications and skills listed in the job description, we encourage candidates to apply. If your career is just starting, hasn't followed a traditional path, or includes alternative experiences, don't let it stop you from applying.
Why AWS?
Amazon Web Services (AWS) is the world's most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
Inclusive Team Culture
AWS values curiosity and connection. Our employee-led and company-sponsored affinity groups promote inclusion and empower our people to take pride in what makes us unique. Our inclusion events foster stronger, more collaborative teams. Our continual innovation is fueled by the bold ideas, fresh perspectives, and passionate voices our teams bring to everything we do.
Mentorship & Career Growth
We're continuously raising our performance bar as we strive to become Earth's Best Employer. That's why you'll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you develop into a better-rounded professional.
Work/Life Balance
We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home, which is why we strive for flexibility as part of our working culture. When we feel supported in the workplace and at home, there's nothing we can't achieve.
Basic Qualifications
- 5+ years of experience in application development with experience on cloud platforms
- Expert-level proficiency in at least one programming language (TypeScript, Node.js, Angular, React, Java, C#, Go)
- Strong understanding of cloud architecture patterns and microservices
- Experience with DevSecOps practices, GitOps and CI/CD tools
- Experience with Infrastructure as code tooling e.g CloudFormation, CDK or Terraform
Preferred Qualifications
- Experience leading technical implementations at enterprise scale
- AWS services and cloud computing technologies experience
- Knowledge of database technologies (SQL and NoSQL) and modern protocols (gRPC, WebSocket, GraphQL)
- Experience with security compliance and risk management (SOX, HIPAA)
- Strong communication and customer relationship skills
- Experience with test automation and deployment practices
- Track record of solving complex technical challenges
Amazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We value your passion to discover, invent, simplify and build. Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice ( ) to know more about how we collect, use and transfer the personal data of our candidates.
Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.
Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit for more information. If the country/region you're applying in isn't listed, please contact your Recruiting Partner.
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Developer / Senior Developer

Posted 6 days ago
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Job Description
Job Description:
Job Title
Developer / Senior Developer
*This role is a Hybrid role - 3 days a week in our Dublin office
Advert
Sage is a global SaaS leader in business management solutions with a local heart. Supporting over a million businesses across the UK through cloud-based accounting, financials, enterprise management, people, and payroll software; we are proud to empower the world's business leaders who are the innovators, job creators and engine room of the global economy. Our people are passionate and positive. As a FTSE 100 company with 14,000 colleagues across 24 countries, we do business the right way, while giving back to our local communities through the Sage Foundation. Sage Foundation unifies colleagues, partners and customers in a programme of social change philanthropy, with the five days of volunteering given to every colleague each year helping more than 1,000 charities and tens of thousands of people in local communities.
Key Responsibilities:
Looking to re-imagine your career? Excited about learning new skills?
You'll be joining a team of highly capable desktop application engineers who really care about what they do and thrive on collaboration and working as an Agile team to achieve amazing solutions to everyday business needs.
Our Windows desktop development stack includes:
C / C++ (majority of the code)
NET Framework: C#, WPF, Prism, NUnit, etc
MFC
SQL
Key Responsibilities
- Successfully develop, deliver, and maintain high-quality desktop software (requirements, design, code, documentation, etc.).
- Collaborate with Solution Designers early in the process to ensure the product is flexible, scalable, and resilient.
- Automate tasks through appropriate tools and scripting.
- Collaborate across teams, including product management, QA/XD, various product lines, and business units, to drive results.
- Identify and resolve performance issues to ensure optimal application efficiency and scalability.
Essential requirements:
Strong experience with C / C++
Proficient with Microsoft Windows desktop application development
Experience with .NET Framework; C#, WPF, Prism, NUnit
Strong knowledge of Agile, Scrum, and/or extreme programming methodologies
Preferred:
- Some knowledge of Payroll software (preferred but not essential)
- Familiar with common UI design patterns like MVVM, MVC and MVP
- Familiar with Web Services and Rest APIs
- Familiar with GIT, GitHub, Azure DevOps, Jenkins and AWS technologies
- Familiar with Unit Testing / MOCK frameworks
- Interested in writing high quality, robust code involving approaches such as unit testing, code coverage and static code analysis.
- Naturally curious, thrives on learning new technologies and bringing new ideas into the teams to explore
- Relishes solving problems through creative engineering
Why you would love to join us:
You'll work alongside highly capable desktop application engineers who really enjoy working together and including and supporting new team members in their teams.
We offer a range of benefits that complement a competitive salary, including share save scheme, bonus options and pensions plan.
All colleagues get 25 days of paid annual leave with the option to buy up to another 5 days.
5 days for?colleagues to learn or develop skills and behaviours linked to their personal or career development?
Colleagues can also enjoy an additional number of family friendly benefits including , Summer Fair and inclusive Foundation Events.
The option to flex start and end times during the week and flexible working.
Sage also offers numerous business resources groups that you can join or simply be supported by such as our Foundation Ambassadors, , Diversity& and Healthy Mind First Aiders networks.
Make a difference to communities we live and work in, with your 5 volunteer days every year for philanthropic activity. Many of our engineers enjoy supporting educational outreach activities such as Lego League, STEM Ambassadors, Girls in STEM events.
Regular social events, team outings, conference attendance and meet-ups.
If you want to join a flexible, inclusive working environment, and would relish the opportunity to learn and grow within a knowledge sharing culture, we would love to hear from you.
Function:
Product Delivery
Country:
Ireland
Office Location:
Dublin
Work Place type:
Hybrid
Advert
Working at Sage means you're supporting millions of small and medium sized businesses globally with technology to work faster and smarter. We leverage the future of AI, meaning business owners spend less time doing routine tasks, like entering invoices and generating reports, and more time pursuing their ambitions.
Our colleagues are the best of the best. It's why we were awarded 2024 Best Places to Work by Glassdoor. Because to achieve extraordinary outcomes, we need extraordinary teams. This means infusing Sage with people who knock down barriers, continuously innovate, and want to experience their potential.
Learn more about working at Sage:sage.com/en-gb/company/careers/working-at-sage/
Watch a video about our culture:youtube.com/watch?v=qIoiCpZH-QE
We celebrate individuality and welcome you to join us if you embrace all backgrounds, identities, beliefs, and ways of working. If you need support applying, reach out
Learn more about DEI at Sage:sage.com/en-gb/company/careers/diversity-equity-and-inclusion/
Equal Employment Opportunity (EEO)
Sage is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities.
In order to provide equal employment and advancement opportunities to all individuals, employment decisions at Sage will be based on merit, qualifications, and abilities. Sage does not discriminate in employment opportunities or practices on the basis of race, color, religion, sex, national origin, age, protected disability, veteran status, sexual orientation, gender identity, genetic information, or any other characteristic protected by applicable law.
Big Data Lead Developer

Posted 6 days ago
Job Viewed
Job Description
**Responsibilities:**
+ Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
+ Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
+ Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
+ Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
+ Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
+ Ensure essential procedures are followed and help define operating standards and processes
+ Serve as advisor or coach to new or lower level analysts
+ Has the ability to operate with a limited level of direct supervision.
+ Can exercise independence of judgement and autonomy.
+ Acts as SME to senior stakeholders and /or other team members.
**Qualifications:**
+ 5-8 years of work experience with Big Data technologies, such as Spark (Scala/Python), Kafka streaming, Hadoop, HDFS, and solid understanding of Big Data architecture
+ Good understanding on data file formats, Impala, Hadoop, Parquet, Avro, Iceberg, etc.
+ Experience with web services with Kubernetes, and Version control/CI/CD processes with git, Jenkins, harness, etc.
+ Public cloud experience is preferred, preferably AWS.
+ Strong data analysis skills and the ability to slice and dice the data as needed for business reporting
+ Experience working in an agile environment with a fast paced changing requirements.
+ Excellent planning and organizational skills
+ Strong Communication skills
+ Experience in systems analysis and programming of software applications
+ Experience in managing and implementing successful projects
+ Working knowledge of consulting/project management techniques/methods
+ Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
**Education:**
+ Bachelor's degree/University degree or equivalent experience
**What we can offer you**
By joining Citi Dublin, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed) and enjoy a whole host of additional benefits that support you (and your family) to be well, live well and save well. Discover more here.
Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day. We want the best talent around the world to be energised to join us, motivated to stay, and empowered to thrive.
**Sounds like Citi has everything you need? Then apply to discover the true extent of your capabilities.**
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**Job Family Group:**
Technology
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**Job Family:**
Applications Development
---
**Time Type:**
Full time
---
**Most Relevant Skills**
Please see the requirements listed above.
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**Other Relevant Skills**
For complementary skills, please see above and/or contact the recruiter.
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_Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law._
_If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review_ _Accessibility at Citi ( _._
_View Citi's_ _EEO Policy Statement ( _and the_ _Know Your Rights ( _poster._
Citi is an equal opportunity and affirmative action employer.
Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.
Software Developer
Posted 3 days ago
Job Viewed