276 Java Coding jobs in Ireland

We are seeking a skilled Java Developer to join a leading financial services organization.

This role is an excellent opportunity to work in a dynamic and collaborative environment, contributing to the design, development, and maintenance of high-performing, scalable, and secure applications.

Key Responsibilities Develop and maintain enterprise-grade Java applications for financial systems.

Collaborate with cross-functional teams, including business analysts, project managers, and QA engineers, to deliver high-quality solutions.

Design, implement, and optimize back-end services and APIs.

Ensure code quality through best practices, including code reviews, unit testing, and CI/CD pipelines.

Troubleshoot and resolve performance, reliability, and scalability issues.

Stay updated with the latest Java technologies and financial industry trends.

Key Skills & Requirements Proven experience as a Java Developer (5+ years).

Proficiency in Java 8+ and frameworks such as Spring (Spring Boot, Spring Data).

Strong understanding of relational databases (e.g., Oracle, SQL Server) and ORM tools (e.g., Hibernate).

Experience with microservices architecture and RESTful API design.

Familiarity with CI/CD tools (e.g., Jenkins, Git Lab CI).

Knowledge of financial services or banking domain applications is a significant advantage.

Strong analytical and problem-solving skills with attention to detail.

Excellent communication and teamwork abilities.

Desirable Skills Experience with containerization and orchestration tools (e.g., Docker, Kubernetes).

Familiarity with cloud platforms (e.g., AWS, Azure, GCP).

Exposure to messaging systems (e.g., Kafka, Rabbit MQ).

Contract Details Duration: Initial 6-month contract with potential for extension.

We are seeking a skilled Java Developer to join a leading financial services organization.

This role is an excellent opportunity to work in a dynamic and collaborative environment, contributing to the design, development, and maintenance of high-performing, scalable, and secure applications.

Key Responsibilities Develop and maintain enterprise-grade Java applications for financial systems.

Collaborate with cross-functional teams, including business analysts, project managers, and QA engineers, to deliver high-quality solutions.

Design, implement, and optimize back-end services and APIs.

Ensure code quality through best practices, including code reviews, unit testing, and CI/CD pipelines.

Troubleshoot and resolve performance, reliability, and scalability issues.

Stay updated with the latest Java technologies and financial industry trends.

Key Skills & Requirements Proven experience as a Java Developer (5+ years).

Proficiency in Java 8+ and frameworks such as Spring (Spring Boot, Spring Data).

Strong understanding of relational databases (e.g., Oracle, SQL Server) and ORM tools (e.g., Hibernate).

Experience with microservices architecture and RESTful API design.

Familiarity with CI/CD tools (e.g., Jenkins, Git Lab CI).

Knowledge of financial services or banking domain applications is a significant advantage.

Strong analytical and problem-solving skills with attention to detail.

Excellent communication and teamwork abilities.

Desirable Skills Experience with containerization and orchestration tools (e.g., Docker, Kubernetes).

Familiarity with cloud platforms (e.g., AWS, Azure, GCP).

Exposure to messaging systems (e.g., Kafka, Rabbit MQ).

Contract Details Duration: Initial 6-month contract with potential for extension.

Skills: AWS AZURE Java Benefits: Competitive Daily Rate Hybrid

Senior Java Developer Job Description: We are looking for a Senior Java Developer to join on a 6-12 month contract. This hybrid role, based in Dublin, involves building scalable APIs, microservices, and cloud-based solutions. You'll work closely with cross-functional teams to deliver high-quality software in an Agile environment. Responsibilities: Design, build, and maintain robust software solutions. Collaborate within Agile teams to deliver projects efficiently. Develop APIs and microservices for scalable systems. Perform testing to ensure quality. Support integration with third-party platforms. Technical Skills: 10+ years in software development positions. Strong Java expertise. Proficiency with Spring/Spring Boot, microservices, and REST APIs. Solid SQL skills. Familiarity with cloud platforms (AWS, Azure, or GCP). Knowledge of version control and testing frameworks. Experience with API testing tools (Postman, SoapUI). Understanding of containerization technologies (Docker, Kubernetes). Exposure to additional languages is beneficial. Comfortable working in Agile environments. Applicants must be eligible to work full-time in Ireland without restriction. Excited about this opportunity? Apply now through the link provided or reach out to Ben at Reperio for more details! Reperio Human Capital acts as an Employment Agency and an Employment Business. Skills: Java 21 Spring Boot SQL Microservices Git Agile Cloud

Senior Java Developer Dublin, Hybrid My client is looking for a Senior Java Developer with strong experience across Springboot, various databases and ideally some Kotlin exposure.

This is an exciting opportunity to join one of the most technically mature development teams in Dublin.

If you are an energetic, enthusiastic Software Developer looking to work in a dynamic and fast-paced scale-up environment this opportunity will be of interest to you.

Senior Java Developer - Essential Experience: 10+ years of experience in hands-on software development, with experience across Java, Kotlin, and/or Scala.

Strong exposure to Springboot, and REST API development as well as a range of database technologies.

Solid exposure to Cloud technologies such as AWS or Azure.

Experience working in an Agile environment using project management tools like Jira and Azure Dev Ops.

Ability to lead projects or mentor less experienced members of the wider team.

Senior Java Developer - Key Skills: Java, Kotlin, Springboot, Databases, REST API, Cloud Reperio Human Capital acts as an Employment Agency and an Employment Business.

Skills: Java Kotlin Springboot Databases REST API Cloud Benefits: Work From Home

Deloitte is the biggest professional services Firm in the world and making an impact is more than just what we do: it's why we're here. We're driven to create positive progress for our clients, community, people, and the planet. This sense of purpose inspires us to work to the highest standards, to tackle the challenges that matter. Joining us means becoming part of a Consulting team that's at the top of its game and growing. Working with the best people and technology in the market, you'll tackle meaningful projects that transform the future for high-profile local and international clients. And you'll do it as part of a people-first culture that's supportive, collaborative and, above all, welcoming. Exciting opportunity to join our Engineering team; We are seeking an experienced Senior Java Developer with strong professional experience to join our dynamic Engineering team. The ideal candidate will be responsible for designing, developing, and maintaining complex Java-based applications. This role requires a highly skilled individual who is proficient in advanced Java concepts and frameworks, with a passion for solving challenging problems and delivering high-quality software solutions. About the role: Design and Development : Architect, design, and develop scalable and robust Java applications. Technical Leadership: Provide technical guidance and mentorship to junior developers and collaborate with cross-functional teams to deliver project goals. Code Quality: Write clean, maintainable, and efficient code, ensuring high performance and responsiveness of applications. Project Management: Participate in project planning, estimation, and task breakdown. Work closely with project managers to ensure timely delivery of features. Troubleshooting: Identify, diagnose, and resolve complex technical issues. Continuous Improvement : Stay up to date with the latest industry trends and technologies, and continuously improve existing skills and knowledge. Documentation: Create and maintain comprehensive project documentation. About you: Strong professional experience in a similar role. Bachelor's degree in Computer Science, Engineering, or a related field. Proficient in Java SE/EE, Spring Framework (Spring Boot, Spring MVC). Strong understanding of object-oriented programming and design patterns. Experience with RESTful API design and implementation. Familiarity with front-end technologies (JavaScript, HTML, CSS, Angular/React) is a plus. Experience with microservices architecture and cloud platforms (AWS, Azure) is highly desirable. Proficient in using version control systems (Git) and CI/CD pipelines. If you believe that you meet most of the criteria above, we encourage you to apply. Deloitte is an equal opportunities employer and will ensure any reasonable accommodations are implemented as part of the recruitment and selection process. What we offer Your reward at Deloitte is competitive, supports our purpose and enables our people to never stop growing. Your reward at Deloitte is not just your salary, we believe in investing in our people's personal and professional development and empowering their work-life balance. Our ambition is to achieve gender equality and enable continuous growth. We offer supports and benefits that suit you, wherever you are in life, including health and well-being, pension, savings, training, coaching and enhanced leave options among others. Keep on being you. Bring your full, absolute self to work, every day. Explore, question and collaborate. Stretch your thinking, while building a career that inspires and energises you. And, whatever motivates you, keep growing both professionally and personally - because when you make an impact that matters, we do too. To be considered for this role you will be redirected to and must complete the application process on our careers page. To start the process click the Continue to Application or Login/Register to apply button below.

Deloitte is the biggest professional services Firm in the world and making an impact is more than just what we do: it's why we're here.

We're driven to create positive progress for our clients, community, people, and the planet.

This sense of purpose inspires us to work to the highest standards, to tackle the challenges that matter.

Joining us means becoming part of a Consulting team that's at the top of its game and growing.

Working with the best people and technology in the market, you'll tackle meaningful projects that transform the future for high-profile local and international clients.

And you'll do it as part of a people-first culture that's supportive, collaborative and, above all, welcoming.

Exciting opportunity to join our Engineering team; We are seeking an experienced Senior Java Developer with strong professional experience to join our dynamic Engineering team.

The ideal candidate will be responsible for designing, developing, and maintaining complex Java-based applications.

This role requires a highly skilled individual who is proficient in advanced Java concepts and frameworks, with a passion for solving challenging problems and delivering high-quality software solutions.

About the role: Design and Development : Architect, design, and develop scalable and robust Java applications.

Technical Leadership: Provide technical guidance and mentorship to junior developers and collaborate with cross-functional teams to deliver project goals.

Code Quality: Write clean, maintainable, and efficient code, ensuring high performance and responsiveness of applications.

Project Management: Participate in project planning, estimation, and task breakdown.

Work closely with project managers to ensure timely delivery of features.

Troubleshooting: Identify, diagnose, and resolve complex technical issues.

Continuous Improvement : Stay up to date with the latest industry trends and technologies, and continuously improve existing skills and knowledge.

Documentation: Create and maintain comprehensive project documentation.

About you: Strong professional experience in a similar role.

Bachelor's degree in Computer Science, Engineering, or a related field.

Proficient in Java SE/EE, Spring Framework (Spring Boot, Spring MVC).

Strong understanding of object-oriented programming and design patterns.

Experience with RESTful API design and implementation.

Familiarity with front-end technologies (Java Script, HTML, CSS, Angular/React) is a plus.

Experience with microservices architecture and cloud platforms (AWS, Azure) is highly desirable.

Proficient in using version control systems (Git) and CI/CD pipelines.

If you believe that you meet most of the criteria above, we encourage you to apply.

Deloitte is an equal opportunities employer and will ensure any reasonable accommodations are implemented as part of the recruitment and selection process.

What we offer Your reward at Deloitte is competitive, supports our purpose and enables our people to never stop growing.

Your reward at Deloitte is not just your salary, we believe in investing in our people's personal and professional development and empowering their work-life balance.

Our ambition is to achieve gender equality and enable continuous growth.

We offer supports and benefits that suit you, wherever you are in life, including health and well-being, pension, savings, training, coaching and enhanced leave options among others.

Keep on being you.

Bring your full, absolute self to work, every day.

Explore, question and collaborate.

Stretch your thinking, while building a career that inspires and energises you.

And, whatever motivates you, keep growing both professionally and personally - because when you make an impact that matters, we do too.

To be considered for this role you will be redirected to and must complete the application process on our careers page.

To start the process click the Continue to Application or Login/Register to apply button below.

Senior Java Developer (Daily Rate Contract) My client has asked for support in adding a Senior Java Developer to their team or a 6-12 month daily rate contract with an immediate start. This will be a hybrid role with the expectation of 2 days on site in Dublin, and offers a daily rate of €450 per day. The successful candidate must be an experienced developer who is confident in leading a team in an agile environment. Requirements: Minimum of 10 years Java Development (Java 21+) Experience of working with Sprin/Springboot, Docker, Kubernetes, Jenkins, SQL, Git and microservices, JUnit Financial Services experience would be desirable Strong Leadership and communication skills I specialize in recruiting for Software Development and Testing, if you wish to discuss this or other opportunities, please feel free to contact Rachel for a confidential chat. Reperio Human Capital acts as an Employment Agency and an Employment Business. Skills: java software developer java developer senior dveeloper senior java developer contract Benefits: Work From Home

Senior Java Developer (Daily Rate Contract) My client has asked for support in adding a Senior Java Developer to their team or a 6-12 month daily rate contract with an immediate start.

This will be a hybrid role with the expectation of 2 days on site in Dublin, and offers a daily rate of €450 per day.

The successful candidate must be an experienced developer who is confident in leading a team in an agile environment.

Requirements: Minimum of 10 years Java Development (Java 21+) Experience of working with Sprin/Springboot, Docker, Kubernetes, Jenkins, SQL, Git and microservices, JUnit Financial Services experience would be desirable Strong Leadership and communication skills I specialize in recruiting for Software Development and Testing, if you wish to discuss this or other opportunities, please feel free to contact Rachel for a confidential chat.

Reperio Human Capital acts as an Employment Agency and an Employment Business.

Skills: java software developer java developer senior dveeloper senior java developer contract Benefits: Work From Home

**Software Engineer - Dublin or Letterkenny**
Optum is a global organisation that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start **Caring. Connecting. Growing together.**
**About the Role:**
In healthcare, evolution doesn't just happen. It takes innovation, imagination, and a passion for solving problems in new and better ways. And innovation is taking place at a lightning-fast pace every day at Optum.
As the fastest growing part of the UnitedHealth Group family of businesses, we're expanding our team in Ireland and creating excellent opportunities for those who want greater purpose and more impact in their work. We'll provide the investment, support, and resources to advance your career. You'll provide the talent, ambition, and drive.
This role is based within Optum Insight as part of Payment Integrity Data Intelligence. Optum is the technology and services division of UnitedHealth Group, the leading international health insurer. The roles of the Analytics Engineering team include analysis, design, coding, engineering, testing, debugging, standards, methods, tools analysis, documentation, research and development, maintenance, new development, operations and delivery. With every role in the company, each position has a requirement for building quality into every output. This also includes evaluating new tools, new techniques, strategies; Automation of common tasks; build of common utilities to drive organizational efficiency with a passion around technology and solutions and influence of thought and leadership on future capabilities and opportunities to apply technology in new and innovative ways.
We are now looking for an additional Full Stack Engineer to enhance our Software and Data Engineering capacity to develop the analytics, analytic applications and analytic platforms in support of our business insights.
As a key member of the Analytics Engineering Team, you will be part of UnitedHealth Group's mission of helping people live healthier lives. You will work with other Software Engineers and Data Scientists along with subject matter experts to deliver code of high quality for our applications, products and services.
_Careers with Optum offer flexible work arrangements and individuals who live and work in the Republic of Ireland will have the opportunity to split their monthly work hours between our Dublin or Letterkenny and telecommuting from a home-based office in a hybrid work model._
**Primary Responsibilities:**
+ Develop and maintain server-side and client-side applications using React/NextJS, TypeScript, and Python frameworks such as Django, Flask, or FastAPI ensuring code quality, efficiency, and adherence to best practices
+ Ensure seamless integration of front-end and back-end components to deliver fully functional systems
+ Collaborate with UI/UX designers to create user-friendly interfaces and ensure a seamless user experience
+ Design and implement RESTful APIs and microservices architecture to facilitate communication between different components of the system
+ Develop data access layers and connect to relational and or NoSQL databases (e.g., MySQL, MongoDB) for data storage retrieval, and manipulation
+ Maintain and support CICD processes using Github Actions to test and build software artifacts.
+ Assist with research, evaluate, and deploy new tools, frameworks and patterns to build a sustainable Analytic platform
+ Identify gaps and opportunities for improvement of existing solutions
+ Be innovative in solution design and development to meet the needs of the business
+ Analyze and define customer requirements
+ Collaborate on prototypes, proof-of-concepts & design and code reviews
+ Write technical documentation and participate in production support.
+ Keep skills up to date through ongoing self-directed training
You will be rewarded and recognised for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role, as well as providing development for other roles you may be interested in.
**Required Qualifications:**
+ Proven industry experience as a Full Stack Developer
+ Proficient in React and its core principles, including hooks, state management, and component lifecycle
+ Knowledge in server-side languages/frameworks such as Java (Spring Framework, Spring Boot)) or Python (FastAPI, Django, Flask)
+ Proficiency in HTML5, CSS3, TypeScript/JavaScript
+ Have previously used front-end build tools and package managers
+ Experience with RESTful API design and implementation
+ Experience with microservices architecture
+ Background using relational databases (e.g., MySQL or PostgreSQL)
**Preferred Qualifications:**
+ Undergraduate degree or equivalent experience
+ Experience in developing applications on at least one major cloud platform (Azure preferred)
+ Experience in messaging and streaming technologies (e.g. Kafka).
+ Healthcare experience
+ Experience in a big data environment building data processing pipelines
+ Experience attending and participating in scrum agile ceremonies
+ Experience working with healthcare data
**Please note you must currently be eligible to work and remain indefinitely without any restrictions in the country to which you are making an application. Proof will be required to support your application.**
All telecommuters will be required to adhere to the UnitedHealth Group's Telecommuter Policy.
At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalised groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.
Diversity creates a healthier atmosphere: Optum is an Equal Employment Opportunity employer and all qualified applicants will receive consideration for employment without regard to gender, civil status, family status, sexual orientation, disability, religion, age, race, and membership of the Traveller community, or any other characteristic protected by law. Optum is a drug-free workplace. © 2025 Optum Services (Ireland) Limited. All rights reserved.
#RPO

**Job Summary**
We are seeking a highly skilled and motivated MTS-2 Firmware Engineer to join our dynamic team. The ideal candidate will have a strong background in firmware development and a passion for innovation. This role involves working closely with cross-functional teams to design, develop, and maintain firmware for our cutting-edge products.
**Job Requirements**
+ Design, develop, and maintain firmware for new and current NetApp products.
+ Collaborate with hardware and software teams to ensure seamless integration.
+ Perform debugging and troubleshooting to resolve issues.
+ Develop and execute Unit Tests, Built in Unit Test, and Functional Test for your code.
+ Implement DevOps and CI/CD practices to streamline development and deployment.
+ Participate in code and document reviews and provide constructive feedback.
**Education**
+ Bachelor's degree in Computer Science, Electronic Engineering, or a related field.
+ Experience in firmware development.
+ Proficiency in programming languages such as C/C++, Python.
+ Experience with debugging tools and techniques and embedded systems.
+ Knowledge of DevOps practices, CI/CD pipelines, Agile and Scrum methodology.
+ Excellent problem-solving skills and attention to detail.
+ Ability to work effectively in a team environment.
Compensation:
The salary offered will be determined by the candidate's location, qualifications, experience, and education and may be outside of this range. Final compensation packages are competitive and in line with industry standards, reflecting a variety of factors, and include a comprehensive benefits package. This may cover Health Insurance, Life Insurance, Retirement or Pension Plans, Paid Time Off (PTO), various Leave options, Performance-Based Incentives, employee stock purchase plan, and/or restricted stocks (RSU's), with all offerings subject to regional variations and governed by local laws, regulations, and company policies. Benefits may vary by country and region, and further details will be provided as part of the recruitment process.

At NetApp, we embrace a hybrid working environment designed to strengthen connection, collaboration, and culture for all employees. This means that most roles will have some level of in-office and/or in-person expectations, which will be shared during the recruitment process.
**Equal Opportunity Employer:**
NetApp is firmly committed to Equal Employment Opportunity (EEO) and to compliance with all laws that prohibit employment discrimination based on age, race, color, gender, sexual orientation, gender identity, national origin, religion, disability or genetic information, pregnancy, and any protected classification.
**Why NetApp?**
In a world full of generalists, NetApp is a specialist. No one knows how to elevate the world's biggest clouds like NetApp. We are data-driven and empowered to innovate. Trust, integrity, and teamwork all combine to make a difference for our customers, partners, and communities.
We enable a healthy work-life balance. Our volunteer time off program is best in class, offering employees 40 hours of paid time per year to volunteer with their favourite organizations. We provide comprehensive medical, dental, wellness, and vision plans for you and your family.
We offer educational assistance, legal services, and access to discounts. Finally, we provide financial savings programs to help you plan for your future.
If you want to help us build knowledge and solve big problems, let's talk.