Programmer Jobs

Staff Software Engineer with C++ Location: Belfast | Hybrid At a Glance Staff-level C++ engineering role focused on high-level, object-oriented development rather than low-level systems programming Design and development of a high-volume payment processing gateway Technical leadership: mentoring, driving best practice, shaping the roadmap Coll...

Junior C# Developer Trading Systems £80,000 Plus Bonus + yearly Ski TripQuant Capital is urgently looking for a Junior C# Developer with experience of Trading or Financial Services to join our high profile client.I am looking at junior engineers keen on learning back office and settlement systems before moving into trading development.Our client is...

Senior C++ Software EngineerStaff-level individual C++ contributor with a clear path to technical leadership C++ server-side engineering handling global transaction volumes Hybrid working with genuine flexibility to work from home 35 days holiday, private medical, pension matched to 5%, and more An engineering-led environment, free of bureaucracy, ...

Full Stack Python Developer Join during an exciting period of expansion, where your contribution will help influence the future direction of the platform and wider engineering team. Belfast (Hybrid) Permanent The Opportunity A leading organisation experiencing significant growth across Northern Ireland and the UK, with major investment underway...

Software Engineer Belfast Full-time Engineering The Opportunity Our client is one of the leading digital asset trading firms in the world, operating at the intersection of institutional finance and crypto markets. They've built a reputation over nearly a decade for doing things properly, with integrity, precision, and genuine ambition. Their Be...

Would you like to join an established FinTech company with strong growth opportunities? Youll be joining a stable software engineering team supporting a well-established product - no firefighting required. This is a US-headquartered multinational FinTech company with a modern office in Belfast, offering a hybrid working model (2-3 days per week in ...

Senior Java Developer | Belfast | £65,000-£80,000Senior back-end developer role within a newly established Belfast trading technology hub Java-focused; real-time exchange connectivity, event-driven architecture, distributed systems Small founding team of 4 engineers; site lead already in place (placed by Ocho) £65,000-£80,000 | Belfast based Ground...

MCS Group delighted to be working with an innovative and rapidly growing technology organisation as they look to appoint a Senior Software Developer to join their expanding engineering team in Belfast. This is an excellent opportunity for an experienced engineer who enjoys working across complex systems, influencing technical direction, and buildin...

Senior Software Engineer Java Belfast | Hybrid | Permanent At a Glance Senior backend role on a collaborative, globally distributed engineering team Core services work powering a high-scale content platform Microservices-focused with real modernisation scope Hybrid working from Belfast Salary: £60,000 Who You'll Work For Our client is a g...

Principal Java Engineer - Microservices / Event-Driven ArchitectureAt a GlancePrincipal-level Java engineering role at a high-growth scaleup Event-driven microservices architecture - leading legacy monolith decomposition Flexible / hybrid working Salary: 75-85k Architecture ownership, mentorship, and real engineering leadership from day one About ...