Java Software Developer jobs in Belfast

MCS Group

. Net Software Developers (Mid-Level)Location: Belfast (Hybrid) | Type: Full-Time | Permanent MCS Group is delighted to be working with a global market leader in financial services technology that is building one of the largest and most advanced engineering hubs in Belfast. MCS have helped this comp

Senior Software Developer (frontend) Belfast office, working hybrid weekly Join a global leader in market infrastructure, powering financial and commodities markets worldwide with innovative solutions that enhance liquidity, data sharing, and price discovery. This client is renowned for its stabilit

MCS Group

MCS Group is delighted to be working with a global financial technology organisation as they expand their engineering team in Belfast with the addition of a Full-Stack Java Engineer This is an opportunity to join a highly regarded technology function within a large, established financial services en

MCS Group

.Net Software Developers (Mid-Level)Location: Belfast (Hybrid) | Type: Full-Time | Permanent MCS Group is delighted to be working with a global market leader in financial services technology that is building one of the largest and most advanced engineering hubs in Belfast. MCS have helped this compa

MCS Group

MCS Group is delighted to be working with a global financial technology organisation as they expand their engineering team in Belfast with the addition of a Full-Stack Java Engineer This is an opportunity to join a highly regarded technology function within a large, established financial services en

MCS Group

.Net Software Developers (Mid-Level)Location: Belfast (Hybrid) | Type: Full-Time | PermanentMCS Group is delighted to be working with a global market leader in financial services technology that is building one of the largest and most advanced engineering hubs in Belfast. MCS have helped this compan

Warman O'Brien

Contract Opportunity – Technical / Lead Statistical Programmer (12 Months) Location: UK or Europe (Remote/Flexible) Industry: CRO / Pharma Start Date: May 2026 Contract Length: 12 Months (Strong potential for extension) Rate: Competitive hourly rate (IR35 not applicable) A leading European CRO/consu

Consulting Point

Java Full Stack Engineer (Consultant – Senior Consultant) - Permanent Position An established digital engineering practice is growing its team and looking for Java Full Stack Engineers to join a range of high-impact transformation programmes. The work focuses on building modern, user-centred digital

Role: Backend Developer Start Date: ASAP Contract Length: 6 months (extensions available) Work Location: Remote, with ad-hoc, expenses paid travel to office IR35 Status: Inside IR35 Industry: Government Interview Process: MS Teams, 1-2 Stage, Technical Interview Testing Are you a Backend Java Engine

Hays

Our client is a globally recognised organisation with a dedicated innovation function responsible for building cutting-edge applications that transform the working lives of finance and tax professionals. They are now seeking a Senior Manager / Technical Lead to drive technical excellence, guide a hi

princeps technologies

Job Title: Clinical SAS Programmer (SAS/R) Experience: 8+ Years (SAS) | 3+ Years (R) Location: UK/USA Job Overview We are seeking an experienced Clinical SAS Programmer with strong R expertise to join our growing Early Phase SAS Programming team. In this role, you will be responsible for developing,

Our client is a globally recognised organisation with a dedicated innovation function responsible for building cutting‑edge applications that transform the working lives of finance and tax professionals. Their mission is to rapidly prototype ideas, gather meaningful user feedback and scale the solut

Contract Opportunity – SAS Statistical Programmer (12 Months, Extendable) Location: UK or Europe (Remote/Flexible) Industry: CRO / Pharma Contract Length: 12 Months (Strong potential for extension) Rate: Competitive hourly rate (IR35 would not apply) A leading European CRO/Consultancy is currently s

.Net Software Developers (Mid-Level)Location: Belfast (Hybrid) | Type: Full-Time | PermanentMCS Group is delighted to be working with a global market leader in financial services technology that is building one of the largest and most advanced engineering hubs in Belfast. MCS have helped this compan

Our client is a globally recognised organisation with a dedicated innovation function responsible for building cutting‑edge applications that transform the working lives of finance and tax professionals. Their mission is to rapidly prototype ideas, gather meaningful user feedback and scale the solut

CIS Oncology

Description Help us connect and transform health and care. As a Software Developer at System C, you'll build secure, reliable and high-quality software that clinicians and operational teams depend on every day. Working in an Agile squad, you'll translate user needs into well-designed, well-tested se

Requirements Must have: - Proven experience developing iOS apps with Swift, SwiftUI, Combine, and Core Data - Experience or desire to work on Android app (Kotlin & Jetpack Compose) - Experience with Python, particularly in developing web services, is a plus - Embedded systems experience is highl

Requirements Must have: - Strong commercial experience developing backend systems using Java (Spring Boot or similar frameworks) - Proven experience building distributed systems and microservices architectures - Experience designing and implementing event-driven architectures using messaging or stre

A prominent IT consultancy is actively searching for a talented Full Stack Engineer to join their team on a permanent basis. The ideal candidate will possess extensive experience in developing robust web applications using Java (Spring Boot), HTML, CSS, and JavaScript/TypeScript. This role offers an

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, you’ll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview Engi