51 to 75 of 130 Java Jobs in Belfast

Senior Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
open dialogue with a member of our HR Team and ask compensation related questions, including pay details for this role.Job Description:Job Description : Senior Java Engineer – Compliance and Supervision TechnologySummary:We are seeking a Senior Java Engineer to join Compliance & Supervision Technology in TD Securities. The role shapes technology solutions … auditability, traceability, entitlement controls, evidencing capabilities, and monitoring into system designs.Support internal audits, regulatory reviews, remediation programs, and control assessments.Required Skills:Strong hands-on Java development experience, JDK 17+ preferred.Rest/GraphQL APIs using Spring Boot or any similar.Strong SQL experience with any RDBMS.Working experience with messaging technologies like Kafka ...

Senior Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
dialogue with a member of our HR Team and ask compensation related questions, including pay details for this role.**Job Description:****Job Description**: Senior Java Engineer – Compliance and Supervision Technology **Summary:** We are seeking a Senior Java Engineer to join Compliance & Supervision Technology in TD Securities. The role shapes technology … entitlement controls, evidencing capabilities, and monitoring into system designs.* Support internal audits, regulatory reviews, remediation programs, and control assessments. **Required Skills:*** **Strong hands-on Java development experience, JDK 17+ preferred.*** **Rest/GraphQL APIs using Spring Boot or any similar.*** **Strong SQL experience with any RDBMS.*** Working experience with messaging ...

Senior Software Engineer

Location
Belfast City, Northern Ireland, United Kingdom
open dialogue with a member of our HR Team and ask compensation related questions, including pay details for this role. Job Description Senior Java Engineer – Compliance and Supervision Technology Summary: We are seeking a Senior Java Engineer to join Compliance & Supervision Technology in TD Securities. The role shapes technology solutions … entitlement controls, evidencing capabilities, and monitoring into system designs. Support internal audits, regulatory reviews, remediation programs, and control assessments. Required Skills Strong hands-on Java development experience, JDK 17+ preferred. Rest/GraphQL APIs using Spring Boot or any similar. Strong SQL experience with any RDBMS. Working experience with messaging ...

Full Stack Lead Architect, Vice President

Location
Belfast City District, Northern Ireland, United Kingdom
lead the design and delivery of enterprise-scale digital platforms across cloud, data, and AI ecosystems. The role combines deep technical expertise in Java, Microservices, Angular/React, Snowflake, Databricks, Cloud Technologies, and AI-enabled solutions with strong leadership, architecture, and stakeholder management capabilities. The successful candidate will drive modernization … with business and technology leaders to deliver scalable, secure, and data-driven solutions. Key Responsibilities Lead architecture, design, and delivery of enterprise applications using Java, Spring Boot, Microservices, Angular/React, and Cloud-native technologies. Define technology strategy and roadmap for application modernization, AI adoption, and platform engineering. Design ...

Senior Platform Architect & AI Lead

Location
Belfast City District, Northern Ireland, United Kingdom
ecosystems. You will guide architecture, mentor teams, and partner with business and technology leaders to deliver scalable, secure, data-driven solutions. Lead architecture across Java/Spring Boot, Microservices, Angular/React, Snowflake/Databricks, and cloud-native tech; drive modernization while maintaining strong SDLC practices and governance. #J ...

Senior Software Engineer — AI-First Microservices

Location
Belfast City District, Northern Ireland, United Kingdom
digging into hard problems, isn't afraid of ambiguity, and wants to keep pushing their own skills forward. You're expected to contribute with Java, Go, and Python, embrace AI-first development practices, and participate in an on-call rotation while collaborating #J-18808-Ljbffr ...

Technical Architect

Hiring Organisation
Kainos
Location
Belfast, UK
Employment Type
Full-time
decisions. You'll do this whilst learning about new technologies and approaches, with room to learn, develop and grow. MINIMUM (ESSENTIAL) REQUIREMENTS: Experience with Java, Springboot and AWS Experience delivering software designs for multi-tiered modern software applications. Experience of technical ownership for a product/software project, including architecture ...

Senior Software Engineer (Java) - Fixed Income (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
Global Fixed Income Trade Processing (FiTP) Team is seeking a Senior Software Engineer (Java) with a proven track record of design and developing large, complex and distributed systems. This role is within the FiTP team in Belfast, United Kingdom. The successful individual will ideally have a good knowledge of Fixed … expectations or requirements. Experience required: Solid understanding of software development fundamentals including data structures, design patterns and object-oriented programming. Proficiency in core Java demonstrable success in developing multi-threaded applications and expert level knowledge in data structures, algorithms, collections, and error handling. Spring Framework (and Spring Boot): This ...

Senior Full Stack Developer (Java/React)

Location
Belfast City District, Northern Ireland, United Kingdom
address project delivery risks Contribute to design and system architectures. What we’ll need from you Strong event-driven architecture, design and development skills Java experience with modern IoC frameworks Experience with modern JavaScript frameworks, specifically React. Experience working in mixed/virtual/diverse environments (small co-located team ...

VP-Level Full-Stack Architect & Tech Leader

Location
Belfast City District, Northern Ireland, United Kingdom
will shape future-state architecture, promote CI/CD and automated testing, and collaborate on design, planning, and documentation. The role requires strong Java and React experience, plus a track record of delivering complex projects within a regulated financial services environment. You’ll work in Belfast with a global team ...

Sr InfoSec Analyst

Location
Belfast City District, Northern Ireland, United Kingdom
email security. Good knowledge of common malware threats and attack methodologies. Good knowledge of scripting languages and programming languages (PowerShell, Python, Bash, .NET, Ruby,Java, C, etc.) Experience with Infrastructure as Code. Desirable Professional Certifications:GCIA, GCIH, GCFE, GCFA, Security+, CCNA CyberOps, OSCP, GPEN, GWAPT, CEH, CySA+. Core Competencies Accountable ...

Engineering Team Lead (Belfast, Hybrid)

Location
Belfast City District, Northern Ireland, United Kingdom
Engineering Team Lead At-a-Glance Senior hands-on leadership role spanning people management, architecture, and delivery C#, Java or similar modern backend stack within a distributed, cloud-native environment Hybrid working, Belfast-based Join a globally operating business at Manager level, with real influence over engineering standards and team … Agile environment, with a strong track record of delivery Hands-on software engineering background in at least one modern language, such as C#, Java, or similar Demonstrable experience designing and building distributed, event-driven, or cloud-native systems Practical experience with CI/CD pipelines and source control (e.g. ...

GenAI-Driven Senior Software Engineer (Java/Python)

Location
Belfast City District, Northern Ireland, United Kingdom
Citigroup Inc. is seeking a Senior Software Engineer (Java or Python) to help shape next‐gen financial software. You will engage in full‐stack development, leverage Spring Boot/Core and Flask/FastAPI, and build cloud‐native solutions with modern JS frameworks. You will also explore Gen‐AI concepts ...

Java Developer (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
providing great business benefit. This role is for a developer position responsible for accomplishing results through hands on development/bug fixes of our Java application. The overall objective of this role is to drive applications development through programming activities. Responsibilities Platform Support & Enhancement: Build and maintain common solutions … meet performance and scalability requirements Comfortable in using AI based coding assistants and AI powered SDLC processes Mandatory Skills Strong commercial experience as a Java developer. This will be tested during interview stage Experience in REST API and authentication mechanisms (OAuth/Basic Authentication) Messaging Systems experience ...

Senior Java Developer

Location
Belfast City District, Northern Ireland, United Kingdom
## Senior Java DeveloperApply: Hybrid: Belfast United Kingdom: Full time: Posted Yesterday: 26998296By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Citi Mission and Value … employees should work every single day to be successful and strengthens our ability to execute against our strategic priorities. We are seeking a Java Developer with data/event-driven design and implementation skills to implement our next generation Custody technology. This is a delivery-focused role, and includes elements ...

Senior Python & Container Security Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
tooling, work across teams, and drive secure, scalable deployments in a hybrid work environment. The role requires deep container experience, programming in Python/Java, and strong collaboration skills within a global team. #J-18808-Ljbffr ...

Staff Software Engineer – AI-Driven DevOps Platform

Location
Belfast City District, Northern Ireland, United Kingdom
Harness is seeking an experienced software engineer to design, develop, and scale critical infrastructure software within the IACM space. You’ll work across Java and Go, shaping APIs and cloud integrations to automate provisioning and governance. Join a fast-moving team that mentors engineers, reviews designs, and drives architecture improvements ...

Lead Test Engineer (Public Sector)

Hiring Organisation
Kainos
Location
Belfast, UK
Employment Type
Full-time
testing such as Jenkins and/or TeamCity, within a continuous integration environment. Practical knowledge of at least one object-oriented programming language (e.g. Java).A high level of technical awareness and a sound understanding of software architectures. We are passionate about developing people – experience in managing others, setting objectives ...

Lead Test Engineer (Healthcare)

Hiring Organisation
Kainos
Location
Belfast, UK
Employment Type
Full-time
testing such as Jenkins and/or TeamCity, within a continuous integration environment. Practical knowledge of at least one object-oriented programming language (e.g. Java).A high level of technical awareness and a sound understanding of software architectures. We are passionate about developing people – experience in managing others, setting objectives ...

Full Stack Developer - Assistant Vice President

Location
Belfast City District, Northern Ireland, United Kingdom
systemic stability and drive informed, data-driven decision-making. Role Overview/What will you do Develop and implement complex software solutions using Java/J2EE, Spring Boot, and RESTful web services. Design, develop, and maintain robust microservices adhering to architectural best practices. Apply hands‐on expertise in Core Java … culture of excellence, collaboration, and continuous improvement. Key Skills and Experience required Experience in developing and implementing complex software solutions. Strong knowledge of Java/J2EE, Spring Boot, and RESTful web services (XML, JSON). Proven experience working with Microservices Architecture. Hands‐on experience with Core Java, Multi‐threading, Collections ...

Java Developer

Location
Belfast City District, Northern Ireland, United Kingdom
## Java DeveloperApply: Hybrid: Belfast United Kingdom: Full time: Posted Today: 26996628**Discover your future at Citi**Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi … solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. We are seeking a **Java Developer** for our Global Market Access EMEA development team.Sitting within the Equities cash business, the main function of the team is to build and maintain ...

Senior Front-End Engineer (React) – Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
Front-end Web Developer to join Citi Tech in Belfast. You will build, test, and maintain web applications using React on the frontend and Java on the backend, collaborating with experienced developers to grow your software engineering skills in a team-centric environment. You will contribute to code reviews, testing ...

Senior Front-End Engineer: React for Global Finance – Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
seeking a motivated Front-end Web Developer to join our development team in Belfast. You will work with React on the frontend and Java on the backend to build, test, and maintain web applications. This role offers a collaborative environment and opportunities to grow in a global financial technology setting. ...

Senior Full-Stack Architect & AI Platform Lead

Location
Belfast City District, Northern Ireland, United Kingdom
enterprise digital platforms across cloud, data, and AI ecosystems. You will shape the technology strategy, mentor multiple teams, and deliver secure, scalable solutions using Java, microservices, and AI-enabled approaches. The role emphasizes architecture leadership, modernization roadmaps, and collaboration with business and technology leaders to drive data-driven outcomes ...

Project Lead for NICPLD Digital Infrastructure

Location
Belfast City District, Northern Ireland, United Kingdom
developer role. At least 2 years’ professional experience of Supporting and developing business systems using high-level programming languages such as C#.NET, Java, PHP or Classic ASP. Experience with modern CSS frameworks and styling libraries (Bootstrap, Tailwind CSS, Foundation) Demonstrable knowledge of relational databases and experience of developing applications with ...