22 of 22 Remote/Hybrid Java Engineer Jobs in County Antrim

Senior Software Engineer (Java Or Python) - VP

Location
Belfast City District, Northern Ireland, United Kingdom
## Senior Software Engineer (Java Or Python) - VPApplylocations: Belfast United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: 26969354**Senior Software Engineer (Java Or Python)**Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping … reporting control issues with transparency.**Key Skills and Experience required****Additional Job Description*** Experience in full‐stack application development with strong expertise in **Java or Python*** Deep experience with backend frameworks such as **Spring Boot/Spring Core** and **Flask/FastAPI*** Solid frontend experience with **modern JavaScript frameworks ...

Senior Software Engineer (Java Or Python) - VP

Location
Belfast City District, Northern Ireland, United Kingdom
Senior Software Engineer (Java Or Python) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale … business practices, and escalating, managing and reporting control issues with transparency Additional Job Description Experience in full‐stack application development with strong expertise in Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPI Solid frontend experience with modern JavaScript ...

Senior Low Latency Java Engineer - Equities Electronic- Execution (eTrading)

Location
Belfast City District, Northern Ireland, United Kingdom
Senior Low Latency Java Engineer - Equities Electronic- Execution (eTrading) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating … define and deliver the next generation of Equities technology at Citi. Role Overview Citi's Equities Technology organization is seeking a Senior Software Engineer to join the Equities Electronic- Execution (Electronic Trading) technology team. The person in this role will be responsible for the design, development, and delivery ...

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 … 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 ...

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 ...

QA Automation Engineer - Java/SQL (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
## QA Automation Engineer - Java/SQL (AVP)Apply: Hybrid: Belfast United Kingdom: Full time: Posted Today: 26997916**Overview**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 … class products and solutions, and unparalleled access to capital and liquidity.**Job Summary:**The Equity Finance team are seeking a skilled Quality Assurance Test Engineer to join our team in Belfast. Citi is embarking on a bold multi-year transformation for the Prime Services business. If you are someone ...

Senior Java Engineer - Fixed Income Trade Processing

Location
Belfast City District, Northern Ireland, United Kingdom
Citi in Belfast, UK is hiring a Senior Software Engineer (Java) for the Global Fixed Income Trade Processing team. You will design and develop large, distributed systems to capture and process high volumes of SFT trades, operating in a hybrid model with occasional remote work. You will lead ...

Senior Java Engineer - Compliance & Supervision Tech

Location
Belfast City District, Northern Ireland, United Kingdom
Securities in Belfast is seeking a Senior Java Engineer to drive compliance and supervision technology across global markets. You will lead design, development, delivery, and operational support of regulator-ready solutions, collaborating with Compliance, Risk, Data, and Business teams. The role emphasizes architecture, scale, security, and continuous improvement ...

Senior Low-Latency Java Engineer (Global Markets)

Location
Belfast City District, Northern Ireland, United Kingdom
Citigroup Inc. in Belfast, United Kingdom seeks a Senior Low Latency Java Engineer to join the Equities Electronic-Execution team. You will design and deliver a next-generation low-latency execution platform including SOR, DMA, and market data processing, collaborating across traders, quants, and infrastructure to push performance ...

Senior Java Engineer — Hybrid, Cybersecurity Solutions

Location
Belfast City District, Northern Ireland, United Kingdom
Congruity360 in Belfast is seeking a Senior Software Engineer to join our Engineering team. You will implement Java-based solutions (Java 17+/21) and contribute to a cybersecurity-focused product in a fast-moving environment. This hybrid role requires a minimum of two days ...

Senior Full-Stack Engineer (Java/React) – Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
development, collaboration with stakeholders, and strong engineering judgment. You will contribute to design and system architectures in a delivery-focused environment, applying Java and React skills in a mixed/virtual team across locations, with a hybrid working model. Strong CI/CD experience and financial services exposure ...

Java Software Engineer — Hybrid Asset Servicing Tech

Location
Belfast, Northern Ireland, United Kingdom
Citi Belfast is seeking a Java Software Engineer to contribute to Asset Servicing Technology. You will work on core applications within the ASPEN environment, collaborating with a global team in an agile setup. The role requires strong Java and Angular skills, experience with Oracle databases ...

QA Automation Engineer | Java, API & BDD

Location
Belfast City District, Northern Ireland, United Kingdom
Citi in Belfast is seeking a Quality Assurance Test Engineer to join the Equity Finance team. You will implement a BDD automation framework using Java and SQL, and develop automated test scripts to deliver first-class quality for internal clients in a fast-paced transformation program. The role ...

QA Automation Engineer - Java/API (Hybrid, Belfast)

Location
Belfast City District, Northern Ireland, United Kingdom
Citi is seeking a QA Automation Engineer to join our Belfast team. The role focuses on building and maintaining automated test scripts using Java and SQL within a BDD framework, ensuring high-quality release readiness in a fast-paced environment. Hybrid work arrangement in Belfast with a competitive ...

Senior Backend Java Engineer - Hybrid, Global Finance Impact

Location
Belfast, Northern Ireland, United Kingdom
Citi Belfast is hiring experienced backend Java developers to contribute across applications systems development, analysis and programming activities. Roles range from AVP to SVP and include responsibilities aligned with building robust Java-based systems. The team offers a hybrid work model (up to 2 days at home ...

QA Automation Engineer - Java/SQL (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
class products and solutions, and unparalleled access to capital and liquidity. Job Summary The Equity Finance team are seeking a skilled Quality Assurance Test Engineer to join our team in Belfast. Citi is embarking on a bold multi‐year transformation for the Prime Services business. If you are someone … employ strong communication skills, ensure a first‐class service of quality to our internal clients. The ideal candidate should have a strong background in Java and SQL, with proven experience in developing and maintaining automated test scripts through the use of practices such as BDD. Key Responsibilities Implement ...

Hybrid QA Automation Engineer - Java, API & BDD

Location
Belfast City District, Northern Ireland, United Kingdom
Citi in Belfast is seeking a skilled Quality Assurance Test Engineer to join our Prime Services team. You will develop and maintain automated test scripts using Java and BDD, ensuring a high-quality service for internal clients. Role requires strong API testing experience, SQL skills, and collaboration with ...

Full-Stack Java Microservices Engineer — Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
Citi is hiring a Senior Java Developer to join the Risk Data Team. You will architect and implement robust microservices using Java/J2EE, Spring Boot, and RESTful services while optimizing SQL and CI/CD pipelines. You will lead a team of developers, promote clean code ...

Senior Java Microservices Engineer - Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
Citi is seeking a Senior Java Developer to join the Risk Data Team in a hybrid Belfast setting. You will build high‐impact software, design robust microservices, and own critical data pipelines that support risk management across the organization. Join a globally distributed team focused on clean code, scalable ...

Senior Software Engineer (TypeScript/Node.js & Python/Java) – Hybrid Belfast

Location
Belfast City District, Northern Ireland, United Kingdom
partnering with an established international technology consultancy growing its Belfast engineering team. The initial project uses TypeScript and Node.js, with opportunities to work with Java or Python engineers who can learn quickly and deliver in new environments. You’ll contribute to complex production systems for enterprise clients, stay hands ...

Senior Java Developer - Event-Driven Engineer (Hybrid)

Location
Belfast City District, Northern Ireland, United Kingdom
Citi in Belfast is seeking a Senior Java Developer to deliver end-to-end development for our custody technology. The role requires design and implementation of event-driven systems, collaborating with stakeholders and delivering high-quality code in a hybrid work setting. You will work on modern Java ...

Java & Kotlin Agile Engineer (TDD, CI/CD)

Location
Belfast City District, Northern Ireland, United Kingdom
will work in a cross-functional Agile team focusing on automated testing, CI/CD, design discussions, and reliable deployments. The role requires strong Java experience, exposure to Kotlin, and familiarity with cloud technologies and messaging systems. A hybrid work model is provided with competitive salary and benefits. #J ...