910 Java Coding jobs in Ireland

Java Developer – Spring Boot, REST API, Kubernetes/AWS
Location:
Dublin or Manchester (Hybrid)

Department:
Engineering

Reports to:
Engineering Manager

About The Role
We are looking for a skilled and motivated Java Developer to contribute to the modernization of our backend architecture. You will support the transformation of SOAP-based services into RESTful microservices using Spring Boot, working in a cloud-native environment built on Docker, Kubernetes (or ECS), and AWS. Our platform consists of multiple distributed services which process millions of requests per hour. This is a great opportunity to deepen your experience in scalable systems and modern development practices while learning from senior engineers.

Key Responsibilities
API Development & Architecture

• Assist in designing and implementing REST APIs using Spring Boot and SwaggerHub
• Contribute to the transformation of SOAP/XML to REST/JSON for backend services
• Support API development and integration in a microservices environment

Microservices & Cloud Deployment

• Contribute to containerized microservice development using Docker and Kubernetes, or AWS ECS
• Participate in deploying and managing services on AWS cloud infrastructure
• Collaborate on integrating with API Gateway, Lambda, and IaC tools like CloudFormation

Testing & Quality

• Write and maintain integration and unit tests using tools such as JUnit and Mockito
• Assist with debugging API issues and ensuring accurate data transformations
• Work with the team to implement CI/CD and automation practices

Performance, Caching & DevOps

• Support performance tuning and catching solutions (e.g., Redis)
• Contribute to stateless microservice design and improvements
• Help monitor application health using tools like Prometheus or ELK Stack

Collaboration & Learning

• Work closely with senior engineers, QA, and product teams
• Actively participate in agile ceremonies and sprint planning
• Engage in peer reviews, mentorship opportunities, and continuous learning

Required Skills & Experience

• 3+ years in Java development with Spring Boot
• Understanding of REST architecture principles and best practices
• Experience building REST APIs and integrating with JSON-based services
• Exposure to SOAP-to-REST migration or service transformation projects
• Hands-on with Docker and familiarity with Kubernetes or AWS ECS
• Basic knowledge of Infrastructure as Code (IaC) tools like Terraform or CloudFormation
• Familiarity with relational and NoSQL databases: PostgreSQL, MySQL, MongoDB, or Redis
• Experience with CI/CD pipelines and tools such as Jenkins or GitLab CI
• Proficiency in unit and integration testing (e.g., JUnit, Mockito)
• Understanding of authentication protocols like OAuth2 or JWT
• Working knowledge of Java 8+

Preferred Skills

• Experience with API Gateways (e.g., AWS API Gateway)
• Familiarity with messaging systems like Kafka or RabbitMQ
• Basic understanding of serverless technologies (e.g., AWS Lambda)
• Interest in evolving DevOps, automation, and cloud-native best practices

About Datalex
Datalex's purpose is to transform airline retail. Datalex is a market leader in airline retail technology, offering unique products that enable airlines to drive revenue and profit as digital retailers. Datalex has a strong track record of delivering digital retail transformation for progressive airline brands worldwide, including Aer Lingus, easyJet, JetBlue Airways, Air China, Edelweiss, Air Transat, and Air Macau. The Group is headquartered in Dublin, Ireland, and maintains offices across Europe, the USA and China. In 2024, Datalex was awarded the 'Great Place to Work and 'Best Workplaces in Tech' certifications. Datalex plc is a publicly listed company, on Euronext Growth, Dublin. Learn more at or follow on LinkedIn @Datalex.

What is the opportunity?
This is an opportunity for the successful candidate to join the Bank's growing Identity and Access Management Team. Our team, comprised of three other Identity and Access Management (IAM) Engineers and one manager, are tasked with supporting the Bank in maturing and expanding our Identity Governance processes using SailPoint IdentityIQ. We are split between both day to day support and development work to enhance and automate IAM processes.

The successful candidate will receive immediate and ongoing training in SailPoint to build on their existing technical knowledge and experience.

In this Role, you will

• Design, develop, implement, and support IAM Governance solutions using SailPoint IIQ such as: Joiner / Mover / Leaver (JML) processing, access certifications, segregation of duties (SoD) monitoring, role based access control, automated provisioning.
• Provide subject matter expert (SME) support to strategic projects working to mature IAM processes.
• Work as a team to take responsibility for the entire development lifecycle of SailPoint IAM Governance enhancements.
• Support the integration of SailPoint with business applications and other strategic IAM solutions.
• Provide production support to ensure a stable service is maintained and that any incidents are promptly addressed.
• Create and maintain development and operational support documentation.
• Support colleagues in the business in leveraging the functionality of SailPoint IIQ.
• Support Management with the embedding of Information Security culture and behaviours.

What will make you stand out?
A minimum of 4 years experience working as a developer using Java. Knowledge of Angular would be an advantage as would some experience in scripting languages (e.g. Python, Beanshell, Powershell) and will make youstand out

You will have experience of developing and testing code. You will be familiar with the software development lifecycle and associated best practices. Experience with developing and supporting automated deployment (e.g. Jenkins), testing solutions and with version control (e.g. Git) is a plus.

A good knowledge and experience across a range of IT technologies (including web servers, databases and operating systems) gives you an advantage.

Some knowledge in the design and implementation of Identity and Access Management processes and architecture would be an advantage - the successful applicant will receive full technical training in the SailPoint IIQ system.

Experience and knowledge of tools such as CyberArk, ServiceNow and Active Directory will also give you an advantage

You will also be a good communicator both verbally and when preparing written documentation

Essential Qualifications
There are no specific qualifications or minimum educational requirements needed for this role.

More About The Team
The Service Management Operations (SMO) area (with the Bank's Technology Division) manages and coordinates the efforts of Bank and vendor technical teams to manage the successful delivery of services in the live IT environment. This includes management of the application batch, certificate & key management, privileged access review and co-ordinating any operational events that occur in the Application environment. Service Improvement as a consistent culture across the core operational areas will be key driver to success of this role.

Identity and Access Management is part of the SMO area with a mandate to modernise the Bank's User Access Management processes with automation using SailPoint IIQ. This brings with it a requirement for specialist expertise within the Bank to help with the support and to further develop Identity governance services.

This is a hybrid role, based primarily at ITC, Cabinteely, Dublin. We typically ask colleagues to spend a minimum of 8 days per month working in-person to support collaboration and connection. Specific arrangements will be confirmed by your recruiter to ensure they meet the needs of the role and team.

Why work with us?
The Bank of Ireland company culture prioritises work-life balance with an opportunity for flexible working, along with 23 days annual leave and excellent pension contributions. Family can mean different things to different people; we offer 6 months paid maternity leave, an innovative fertility and surrogacy policy and working parent supports.

Your wellbeing is important to us; we have an employee assistance program, WebDoctor and financial wellbeing coaches available. We also encourage and support staff to pursue educational and professional qualifications to grow and enhance your career

Key Competencies

• Amplify Capability - Self
• Manage Risk - Self
• Accountable - Self
• Agile - Self
• One Group, one team - Self

We're on a continuous journey to build an inclusive and diverse workplace. We welcome applications from people of all backgrounds, lived experience, abilities and perspectives. We provide reasonable accommodations at every stage of our recruitment process for disabilities, neurodivergence or medical conditions. If you require an accommodation please complete this form and one of our recruitment team members will be in touch via email. Any information provided will be treated as confidential within the recruitment team and used only for the purpose of determining and providing appropriate accommodations for the application and recruitment process.

Where Agency assistance is required Bank of Ireland Recruitment Team will engage directly with suppliers. Unsolicited CVs / profiles supplied to Bank of Ireland by Recruitment Agencies will not be accepted for this role.

Senior Java Developer

6-12 month contract

Dublin Hybrid

per day

We are seeking a highly experienced Senior Java Developer with over 7 years of professional experience to lead and contribute to the delivery of high-quality software solutions across multiple projects. The ideal candidate will have a strong background in Agile methodologies, microservices architecture, and modern Java frameworks, and will be capable of driving technical excellence and innovation within a dynamic development team.

• Advanced proficiency in Java (Enterprise) and Spring Framework.
• Strong understanding of Microservices and RESTful API design and implementation.
• Experience with API security protocols (OAuth 2.0/OpenID Connect).
• Proficiency in Message Broker Technologies.
• Familiarity with Kubernetes, API Managers, and WebLogic.
• Knowledge of OpenShift Container Platform, 3scale API Management, and Keycloak.
• Skilled in Testing Frameworks and Test-Driven Development (TDD) (e.g., Cucumber, JUnit).
• Strong database skills with Oracle, PL/SQL, and SQL Developer.
• Experience with UX/UI Development using HTML, CSS/SCSS, and TypeScript.

• Version control using Git.

• Lead and manage development teams to deliver software solutions on time and to specification.

• Implement effective Agile measurement and continuous improvement practices.
• Organise, moderate, and demonstrate Agile industry best practices.
• Develop and execute project plans, coordinate timelines, and ensure deadlines are met.
• Design and optimise system architecture within a Service-Oriented Architecture (SOA).
• Refactor legacy frameworks and integrate modern technologies.
• Act as a subject matter expert in designing reusable application interfaces and software services.
• Drive the full software development lifecycle from concept and design to testing and deployment.
• Implement project delivery methodologies and agile development models.
• Ensure secure and scalable API development and integration.
• Collaborate with cross-functional teams to deliver robust and maintainable solutions.

Desired Skills and Experience
Senior Java Developer

6-12 month contract

Dublin Hybrid

per day

We are seeking a highly experienced Senior Java Developer with over 7 years of professional experience to lead and contribute to the delivery of high-quality software solutions across multiple projects. The ideal candidate will have a strong background in Agile methodologies, microservices architecture, and modern Java frameworks, and will be capable of driving technical excellence and innovation within a dynamic development team.

Advanced proficiency in Java (Enterprise) and Spring Framework.

Strong understanding of Microservices and RESTful API design and implementation.

Experience with API security protocols (OAuth 2.0/OpenID Connect).

Proficiency in Message Broker Technologies.

Familiarity with Kubernetes, API Managers, and WebLogic.

Knowledge of OpenShift Container Platform, 3scale API Management, and Keycloak.

Skilled in Testing Frameworks and Test-Driven Development (TDD) (e.g., Cucumber, JUnit).

Strong database skills with Oracle, PL/SQL, and SQL Developer.

Experience with UX/UI Development using HTML, CSS/SCSS, and TypeScript.

Version control using Git.

Java Developer / Full Stack Developer - Contract
Location:
Limerick

Length:
6+ months

Rate:
Strong daily rates available

We're on the lookout for a Java Developer to join an ambitious team building next-generation digital platforms. You'll get to work across modern backend services and polished web interfaces, helping shape features that deliver slick & reliable user experiences at scale.

What You'll Do

• Take ownership of core services, building out new functionality and optimising existing systems
• Partner with product and engineering leads to influence design decisions and technical direction
• Deliver fast, responsive web apps using modern frameworks
• Engineer APIs and integrations that underpin high-traffic applications
• Drive quality through smart automation, testing, and performance tuning

What You'll Bring

• Strong track record with Java/Spring Boot and microservices in a cloud environment
• Familiarity with JavaScript/TypeScript skills with exposure to frameworks like React, Vue, or Angular
• Familiarity with containerisation/orchestration (Kubernetes) and relational databases
• Experience working in Agile teams, comfortable iterating fast and collaborating with others

The Contract

• 6+ month daily rate contract with extensions expected
• Competitive daily rates — let's chat about them

Company Description

Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants including Microsoft, AWS, Oracle, Red Hat, OutSystems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.

We're an award-winning employer reflecting how our employees are at the very heart of Version 1 and what we do:

• UK & Ireland's premier AWS, Microsoft & Oracle partner
• 3300+ strong, €350/£300m revenue business
• 10+ years as a Great Place to Work in Ireland & UK
• Best Workplace for Women in the UK & Ireland by GPTW
• Best Workplace for Wellbeing in the UK by GPTW

Job Description

Java has been a key technology throughout our company history, and our Java Practice has been responsible for delivering some of the largest enterprise to enterprise systems as well as business-critical solutions to a number of sectors across a wide range of platforms, operating systems, open-source components and databases.

We encourage interest from young enthusiastic developers with an interest in a fast track career in a high-energy environment where there is a good exposure to modern technologies

• Expected to have a good understanding of the design & build phase of the project lifecycle.
• Coding new developments and/or enhancements as defined in a technical design.
• Adhere to code quality and unit test testing standards
• Identify and implement integration tests, automating tests where appropriate.
• Ensuring code is peer-reviewed.
• Providing system test support when code is migrated to System Test (including SIR resolution).

Qualifications

• Minimum 4 years of experience in Java development

Preferred Skills:

• Java 8+
• Spring/Spring Boot
• Web services / Microservices
• Unit /Integration Test
• Junit
• Experience working in standards-driven environments.

Desirable Skills:

• Hibernate
• Weblogic
• Experience working within an Agile environment

Additional Information

Why Version 1?

At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability.

• Share in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits.
• Strong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme.
• Flexible/remote working, Version 1 is tremendously understanding of life events and people's individual circumstances and offer flexibility to help achieve a healthy work life balance.
• Financial Wellbeing initiatives including; Pension, Private Healthcare Cover, Life Assurance, Financial advice and an Employee Discount scheme.
• Employee Wellbeing schemes including Gym Discounts, Bike to Work, Fitness classes, Mindfulness Workshops, Employee Assistance Programme and much more. Generous holiday allowance, enhanced maternity/paternity leave, marriage/civil partnership leave and special leave policies.
• Educational assistance, incentivised certifications, and accreditations, including AWS, Microsoft, Oracle, and Red Hat.
• Reward schemes including Version 1's Annual Excellence Awards & 'Call-Out' platform.
• Environment, Social and Community First initiatives allow you to get involved in local fundraising and development opportunities as part of fostering our diversity, inclusion and belonging schemes.

And many more exciting benefits… drop us a note to find out more.

Ekta Bahl - Talent Acquisition Capability Partner

At U.S. Bank, we're on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions, enabling the communities we support to grow and succeed in the right ways, all more confidently and more often—that's what we call the courage to thrive. We believe it takes all of us to bring our shared ambition to life, and each person is unique in their potential. A career with U.S. Bank gives you a wide, ever-growing range of opportunities to discover what makes you thrive. Try new things, learn new skills and discover what you excel at—all from Day One.

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
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 Application Developer 4 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, and consult with business users on requirements gathering, 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 Application Developer 4 you will:

• Participate in design, coding, testing, implementation, and documentation of solutions
• Develop and implement application systems
• Assist in definition of time tables and project tasks; analyze and estimate cost and time
• Perform change impact analysis tasks
• Create comprehensive unit test plans and test cases
• Create and execute performance tests to ensure that expected application performance levels are achieved
• Design, code, test, debug, document, maintain, and modify computer programs of moderate complexity, significance, and risk
• Contribute and at times, lead clients and technical staff to investigate, analyze, and resolve technical problems related to system functions, programming, and procedures
• Join in post-implementation reviews of both application development content and process to maximize and share learning
• Share in monitoring operating efficiency of existing systems
• Write documentation that describes installation and operating procedures

Basic Qualifications

• Bachelor's degree, or equivalent work experience
• At least five years of experience with developing and implementing applications

Preferred Skills/Experience
Basic understanding in:

• Modeling: data, process, events, objects
• Application design, architecture

Working experience in:

• Application testing
• System testing
• Information management

Extensive experience in:

• Application development tools
• Programming
• Implementation
• IT standards, procedures, policy
• System development life cycle
• Change control
• Application maintenance

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.

The Role

• Senior Developer with 5+ years' experience delivering design/code of high quality

• Drive design and development in
Java 17
and above using Object Oriented SOLID principles and patterns towards creating reusable and scalable microservices leveraging technologies such as Spring Boot Framework, and Event Driven Architecture.

• Develop in a
CICD environment leveraging any one of the Cloud frameworks
.

• Leverage the appropriate persistence mechanisms such as RDBMS, No SQL etc based on needs

• Implement Coding Best Practices. Implement Code Quality gates as per the program norms.

• Perform various Proofs-of-concept depending on the business needs

• Exhibit teamwork aligned completely with the Agile environment

• Provide technical mentoring/training for junior developers based on the needs

All About You

• Passionate about technology, with strong
Object-Oriented Design & Programming skills

• In depth knowledge on product development

• Strong expertise in

Java and Spring Boot. Experience working on Event Driven Architecture
would be an advantage.

• Experience in Online / Real Time Systems development

•
Experience in CI and CD

•

Experience in Cloud based development is desirable

• Strong Communicator

• Quick grasping and learning abilities

• • Technical Mentoring Skills

We are urgently looking Java Developer in Dublin

Role: Java Developer (Sprint Boot and Microservices)

No. of Years Experience: 5+ Years

Job Type: Contract

Rate: Based on profile and skillset

Location: Dublin (2-3 Day in Office)

Right to work: Candidate should be inside Ireland with full right to work.

Seeking an experienced Java Developer (5+ years)

Strong expertise in Spring Boot, Microservices architecture, and REST API development.

Hands-on experience with Java 8+/11, JPA/Hibernate, SQL/NoSQL databases, and cloud platforms (AWS/Azure).

Knowledge of Docker, Kubernetes, and CI/CD pipelines is preferred.

Job Types: Full-time, Fixed term

Contract length: 6 months

Pay: Up to €250.00 per day

Work Location: In person

PTSB is one of Ireland's leading retail and SME banks, with an innovative range of products and services powered through an evolving digital landscape, our focus is centred on ensuring we deliver what our customers, colleagues and communities need to be successful.

As a Java Developer for the Payments Team, you will develop dynamic and scalable integration solutions for our digital banking platform and enterprise systems.

Responsibilities:

• Gain credibility and establish excellent relationships with key business stakeholders.
• Maintain a positive and favourable approach to change.
• Design and develop solutions (or assist with the design) that best support the business requirements.
• Adhere to Bank IT Project Methodology & Standards.
• Identify and control risks in advance and make suggestions to team about how to mitigate against risks.
• Maintain awareness of all compliance, regulatory & legal directives and support development of approaches to minimise risk and potential damage to our reputation.

Essential Requirements:

• A Bachelors or Master's degree in a computer-related field.
• Full stack Java developer with recent development experience.
• An ability to learn, understand and develop complex business processes.
• Capability to work on own initiative in a demanding environment.
• Strong communication and interpersonal skills.

This is a
Permanent
position based in Cork or Dublin (Hybrid options available within the Republic of Ireland)

Is this you?

Please apply online on our website or via the apply link of this role. Your application will be sent through to our Talent Acquisition team and they will be in touch regarding your application.

We reserve the right to draw up a shortlist for interview.

The Bank understands the importance of a consistent and relentless focus on championing diversity and inclusion. We aim to attract, recruit, and retain individuals with diverse backgrounds, skills, competencies and abilities to work collaboratively to enhance the service we provide to all of our customers and the communities we serve.