22 of 22 Java Developer Jobs in Northern Ireland

About the Role: We are seeking a Senior Java Developer/Lead who could drive technology transformation in the team. This role involves taking ownership of key projects and components throughout the entire Software Development Life Cycle (SDLC). A primary focus will be on design, development & maintenance of components under Price Master Central systems which would require … expertise in Java, Spring, SQL, API development, Kafka, Kubernetes, and Cloud technologies. You will guide & mentor team of engineers, providing technical expertise and direction, and ensure adherence to best practices. A strong understanding of system and enterprise architecture is essential. You will collaborate with global and diverse teams, including Business Analysts, Project Management, Production Support, and Infrastructure. Price Master … of Applications Development Ability to adjust priorities quickly as circumstances dictate Demonstrated leadership and project management skills Consistently demonstrates clear and concise written and verbal communication Strong command on Java (Core, JDBC, MT, Collections, I/O), Spring Boot, REST, GraphQL web services Sound understanding of SQL/PL-SQL on Oracle DB Extensive working knowledge on container platform More ❯

a Principal Engineer, reporting to the Engineering Manager, to join the Global BI team for an internal compliance and surveillance line of business. You will be responsible for implementing Java/Microservices based Solutions for Independent Compliance Risk Managers. The role requires deep technical knowledge and expertise in software development, including programming languages, frameworks, and best practices. There will … stay up-to-date with emerging technologies, tools, and industry trends. Responsibilities : The candidate will be responsible for designing and building solutions for Compliance Data Archival & Reporting application. Core Java, Spring and Hibernate will be the primary technologies used supplemented by strong technical knowledge of Oracle databases Knowledge of Spark, Big Data is desirable but not mandatory. The candidate … as architecture and infrastructure, integrate to accomplish business goals Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions Mandatory Skills: Relevant Experience in Core-Java, J2EE Spring-Boot, Microservices, Hibernate/jpa Strong experience in SQL & Database Design Experience in Docker and Kubernetes Qualifications : The candidate should have very strong technical experience in the More ❯

whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We are looking for a Senior Java developer to join our growing team in Citigroup Belfast NI. A successful applicant will be responsible for building out the firm's strategic reference data platforms used by … will take ownership of key projects and components and will be responsible for all phases of the SDLC including analysis and design, development, testing and deployment. As a senior developer, the candidate will be responsible for providing technical guidance to junior developers, including overseeing their deliverables, provide architectural guidance, enforce Citi best practices, and conduct code reviews. A potential … work with a global and diverse team of peers as well as liaise closely with Business Analyst, Production Support, and Infrastructure teams. Required skills: Experience with the following technologies: Java (Core, JDBC, Collections, I/O) , Spring Boot ; Exposure to SQL/PL-SQL on Oracle DB REST web services Unix commands and Korn shell scripting; Familiarity with standard More ❯

html Salary: £60,000 - 60,000 per year Requirements: Solid commercial experience with Java & Spring Boot Familiarity with AWS and container orchestration tools like Kubernetes Agile mindset with a focus on TDD and CI/CD workflows Excellent communicator, comfortable making a real impact along the way. Technologies: AWS CI/CD Java Kubernetes Spring Spring Boot TDD More ❯

p.m. Excludes public holidays observed in the Republic of Ireland. Mandatory Requirements (Pass/Fail): ü Experience Level: The candidate must have more than 7 years of relevant Java/JEE Development experience at a senior level. ü Availability: The candidate must be available to commence work from 3rd November 2025. ü English Language Proficiency: The candidate must be … fluent in both spoken and written English. The following non-exhaustive list of Key Deliverables are applicable to this Role: Expert in Java development, with experience using industry-standard frameworks, e.g. Quarkus/Spring Boot. Microservice and API development (RESTful, experience of REST design and implementation). understanding of API security protocols Knowledge of Kubernetes, API managers and WebLogic. … enterprise applications within given scope and timeframes requirements. The following Experience/Competencies/Skillsets are applicable to this Role. Responsibility for building high-performing, scalable, enterprise-grade applications. Java application development while providing expertise in the full software development lifecycle, from concept and design to testing. HTML, XML, CSS or equivalent. Toolset/Other Experience o OpenShift and More ❯

about technology to create maintainable solutions for our customers and participating in a highly collaborative group of software engineering professional’s. Learning, developing your skills and becoming a rounded Developer in the process. You will develop software to meet our client's user needs using Javaon the AWS Cloud platform, follow best practice guidelines and help to improve those … to the other areas of development within the project using latest technologies. You will be creating best in class documentation with our client users in mind. Qualifications 5+ years Java development experience Experience with the Spring framework (Spring Boot 1 & 2) for the development of new or existing Microservices SQL databases (Oracle or PostgreSQL) Familiar with all phases of More ❯

to capital and liquidity. What We Do/The Team We are a global team responsible for a markets-wide strategic risk management platform. We're looking for skilled Java Developers to enhance our platform and integrate it with trading systems across markets. Role Overview/What You'll Do Collaborate with management to integrate functions and identify system … enhancements. Solve critical issues by evaluating complex business and system processes. Apply your Java expertise and ensure architectural alignment. Develop coding standards for testing, debugging, and implementation. Understand the integration of business areas, architecture, and infrastructure. Analyse problems and create innovative solutions. Mentor junior developers and analysts. Key Skills and Experience Required Extensive Core Java experience with strong More ❯

Senior Java Engineer - Belfast (Hybrid) Up to £80,000 + Exceptional Benefits Backend Java Global Impact Flexible Working MCS are delighted to be partnering with a forward-thinking global tech leader. This company is hiring for a Senior Software Engineer to join a highly collaborative engineering team tackling critical backend challenges. This is your chance to work on … services used by some of the most recognisable global brands. What You'll Be Doing Designing and implementing backend microservices using Java and Spring Boot Building and refining RESTful APIs that power secure, real-time payment flows Writing clean, testable code with a focus on quality, performance, and reliability Leading on feature analysis, architecture decisions, and release planning Contributing … to peer reviews, automated testing, and continuous integration Mentoring Junior Developers What You Bring Extensive experience as a backend or full stack engineer Strong skills in Java and Spring Boot Proven background in scalable microservices architecture and REST APIs Test-driven development mindset with attention to quality and security Experience with agile methodologies and continuous delivery Ability to work More ❯

Senior Java Developer Award-Winning Digital Agency Belfast Hybrid Up to £60K MCS Group is thrilled to be partnering with a cutting-edge Digital Agency that has been making waves across Belfast and beyond. With deep local roots and a reputation for delivering high-impact solutions, this agency blends client-focused project work with the excitement of developing … their own in-house products. Now, they're looking for a Senior Java Developer to join their talented, close-knit team, someone who's passionate about clean code, collaboration, and building innovative solutions that make a difference. Why This Role Stands Out: At this agency, no two days look the same. You'll work on a dynamic mix … household-name clients or helping shape the future of their own product suite, you'll be making a real impact. What We're Looking For: Solid commercial experience with Java & Spring Boot Familiarity with AWS and container orchestration tools like Kubernetes Agile mindset with a focus on TDD and CI/CD workflows Excellent communicator, comfortable working with clients More ❯

Job Title: Java/JEE Developer (Intermediate) - Candidates must be willing to work from this location. - Blended offsite/onsite working arrangement. Contract Duration: 12 months with further extensions No Of Positions: 4 Working within the island of Ireland is mandatory. Minimum attendance of two days per week at the office. Full-time, Monday to Friday, 8 hours … p.m. Excludes public holidays observed in the Republic of Ireland. Mandatory Requirements (Pass/Fail) ü Experience Level: The candidate must have more than 4+ years of relevant Java/JEE Development experience at a Intermediate level. ü Availability: The candidate must be available to commence work from 3rd November 2025. ü English Language Proficiency: The candidate must be … fluent in both spoken and written English. The following non-exhaustive list of Key Deliverables, are applicable to this Role: Expert in Java development, with experience using industry-standard frameworks, e.g. Quark us/Spring Boot. Microservice and API development (RESTful, experience of REST design and implementation). Knowledge of kubernetes API managers and WebLogic. Experience with OpenShift Container More ❯

with an agile, open, relationship-driven approach, our clients come to us with problems that need genuine thought, intelligence and knowledge. We are looking for a hands-on Senior Java Developer with some architectural experience to join our growing team in Belfast. You will be part of a global dynamic team building in-house systems that are critical … Strong architectural experience Liaise with the prod support on any issues and taking it to logical closure with actions. Design - Develop and implement high-level architecture and design for Java-based applications, ensuring scalability, performance, and security. Documentation - Create comprehensive design documentations, walkthrough the same with the team SMEs , arrive on an option and take it forward for implementation. … quality standards, adherence to architecture, and efficient use of resources. Performance Optimization - Identify bottlenecks and optimize application performance through code improvements and architectural changes. Strong hands-on knowledge in Java, Microservices, Kafka Very good knowledge in SQL Very good knowledge of OpenShift, ECS, Docker, Kubernetes Remote Working/Office Presence This hire would need to be in the office More ❯

p.m. Excludes public holidays observed in the Republic of Ireland. Mandatory Requirements (Pass/Fail) ü Experience Level: The candidate must have more than 1+ years of relevant Java/JEE Development experience at a junior level. ü Availability: The candidate must be available to commence work from 3rd November 2025. ü English Language Proficiency: The candidate must be … fluent in both spoken and written English. The following non-exhaustive list of Key Deliverables are applicable to this Role. Programming of Java components, with experience using industry-standard frameworks, e.g. Quarkus/Spring Boot. Coding in adherence to the standards of the application in question. Completing assigned tasks related to phases of development lifecycle of enterprise applications within More ❯

and efficiency. Mentor and support junior developers, sharing knowledge and encouraging technical growth across the team. What We're Looking For: Proficiency in a JVM language such as Kotlin, Java, Scala, or C#, alongside experience with Python. Strong background in building solutions within SOA and/or microservices environments. Hands-on experience in implementing CI/CD pipelines for More ❯

Java Developer Equity Finance Technology - VP (BELFAST) The Equity Finance Technology team are seeking a software engineer for the Trading technology team Belfast. This role requires strong expertise in Java and the ability to work with traders in building business added value through agile delivery. Responsibilities: Resolve variety of high impact problems/projects through in-depth … of Applications Development Ability to adjust priorities quickly as circumstances dictate Demonstrated leadership and project management skills Consistently demonstrates clear and concise written and verbal communication Essential Skills: Strong Java Core & Enterprise JMS, TIBCO, Kafka Oracle RDBMS Unix and scripting skills (Bash/PERL) Experience in performing QA Git or equivalent JUnit Desirable: Equity Finance IT experience in Securities More ❯

of automated integration testing. Provide second line support, including out of hours, for the processes and components you develop. Key Skills and Experience required Primary development expertise in core Java development, including knowledge of collections, IO, multi-threading and generic You will be a highly motivated self-starter who is comfortable taking on new challenges and picking up and … learning new technologies. You will have experience working with build tools such as Gradle and Maven. You will be comfortable working with Linux and be familiar with standard developer tooling, such as Git, BitBucket/GitHub, Jira, Confluence, etc. Bonus points for Experience or Familiarity working on Equities trading platform This job description provides a high-level review of More ❯

Technical Team Lead - Java/JEE Developer (Senior) Contract Test Triangle Ireland Posted On 24/06/2025 Job Information Technology City Kildare State/Province Kildare R51 Job Description Job Title: Technical Team Lead - Java/JEE Developer (Senior) - Candidates must be willing to work from this location. - Blended offsite/onsite working arrangement … public holidays observed in the Republic of Ireland. Mandatory Requirements (Pass/Fail): ü Experience Level: The candidate must have more than 7 years of relevant Technical Team Lead - Java/JEE Development experience at a senior level. ü Availability: The candidate must be available to commence work from 3rd November 2025. ü English Language Proficiency: The candidate must … spoken and written English. The following non-exhaustive list of Key Deliverables are applicable to this Role. The role of the Technical Lead will be as per the Senior Java Developer role description. In addition to this, the Technical Lead will provide direction and leadership to the development team towards a common technical vision in the delivery of More ❯

MCS Group is proud to be working with an innovative, rapidly scaling technology organisation whose products are used globally across many industries in their search for a Principal Java Developer. The Principal Java Engineer will join an existing, scaling software engineering team to take on responsibility for the a specific function of their core software platform - in a … fast-paced role which will encompass development, architecture and the mentoring and coaching of junior software engineers This is a fantastic opportunity for an experienced Principal Java Engineer to join a small, yet hugely successful team headed up an incredibly passionate Head of Engineering. You'll get the chance to work on a brilliant product and avail of great … in the last 18 months to scale significantly in 2025 and beyond. The Role: The Principal Engineer will lead the design and architecture of complex, high-scale applications using Java and AWS . Yiu'll set engineering best practices and drive adoption of cloud-native solutions. You'll collaborate with cross-functional teams (interfacing with product and work closely More ❯

the job description. To read the full text, please click on the "Apply Now" link. Salary: £85,000 - 85,000 per year Requirements: A minimum of 3 years of Java development experience (Java 11, Micronaut or Spring). Ideal candidates should have 7-8 years of commercial experience. Strong understanding of microservices architecture and experience with 108 E More ❯

Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and More ❯

Java/Full Stack Developer - C12 - BELFAST Citi Belfast, Northern Ireland, United Kingdom Join or sign in to find your next job Join to apply for the Java/Full Stack Developer - C12 - BELFAST role at Citi Java/Full Stack Developer - C12 - BELFAST Citi Belfast, Northern Ireland, United Kingdom 2 days ago Be … among the first 25 applicants Join to apply for the Java/Full Stack Developer - C12 - BELFAST role at Citi Java/Full Stack Developer - C12 – BELFAST The overall objective of this role is to contribute to the continuous development of a strategic data application within the ISG Data Solutions group. By joining the Exceptions Master … product offering, including data analytics, reporting, dashboarding, rules based decision engines, database management and data governance tooling with a primary focus on user experience and outcome based delivery. The Java/Full Stack developer is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with More ❯

to join an expanding development team for a global fintech client? There has been significant investment into growing the engineering team and this an amazing opportunity for a Principal Java Developer to be a part of something special! About the Principal Java Developer role: As a Principal Java Developer, you will be responsible for … tasks - adjusting priorities when appropriate. Qualifications needed for the role 8-10 years in a Software Engineering position. BS or MS in Computer Science or related field. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Proven experience translating Business Requirements into solutions. #J-18808-Ljbffr More ❯

product offering, including data analytics, reporting, dashboarding, rules based decision engines, database management and data governance tooling with a primary focus on user experience and outcome based delivery. The Java/Full Stack developer is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with … or other team members. Qualifications: Experience in systems analysis and programming of software applications. Recent experience with design and development of enterprise scalable applications using but not limited to Java/J2EE, Angular/React JS/Oracle, Spring Framework and related technologies. Experience in implementing successful projects. Ability to adjust priorities quickly as circumstances dictate. Consistently demonstrates clear More ❯