Software Developer Sr jobs in Belfast

TD Bank

Work Location : Belfast, United Kingdom Hours: 35 Line of Business: Technology Solutions Pay Details: We’re committed to providing fair and equitable compensation to all our colleagues. As a candidate, we encourage you to have an open dialogue with a member of our HR Team and ask compensation relate

Who We Are At Firstup, our mission is to improve the employee experience at every moment that matters, large and small. As the communication pipeline for the world's workforce, we now serve 40 of the Fortune 100 companies, reaching and connecting more than 17 million employees daily. Our employees a

Job Req Id 26953642 Location(s) Belfast, Northern Ireland, United Kingdom Job Type Hybrid Posted Apr. 21, 2026 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

Citigroup

We’re looking for an enthusiastic & talented server side engineer, to join one our high-impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement, a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fa

Citi

We’re looking for an enthusiastic & talented server side engineer, to join one our high-impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement, a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fast,

Citi

We’re looking for an enthusiastic & talented server side engineer, to join one our high-impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement, a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fast,

eFinancialCareers

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 We'r

Senior Software Developer (frontend) 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 stability, technological innovation, and commi

Description At System C, we create technology that connects care and improves outcomes across the NHS. Our CIS Oncology (ChemoCare) product plays a critical role in supporting chemotherapy treatment management nationwide, and we are continuing to invest in its safety, quality, and long-term evolutio

Who We Are Apex Fintech Solutions (Apex) powers innovation and the future of digital wealth management by building tech-forward solutions that help simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech software enables us to support clients such as Stash

Role Overview Enea are looking for experienced software engineers to immediately join our experienced team. Successful candidates will be enthusiastic about software development and technology and keen to learn about leading edge technologies. If you love technology and gadgets then you’ll love this

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 We'r

MCS Group

£40,000 - £50,000 /year

Company Overview MCS Group are delighted to be partnering with a well-established, profitable software company based in Northern Ireland is building cloud platforms used across regulated industries including animal health. Their products replace legacy systems with modern, scalable solutions and are

MCS Group

£55,000 - £65,000 /year

MCS Group is delighted to be working with a well-established, Belfast based financial services organisation as they look to appoint a senior software developer to join their in-house development function. This role will be based in Belfast, allowing for hybrid working (flexible 2 in offfice, 3 from

MCS Group

£35,000 - £45,000 /year

Software Developer - Mid-Level | Ballymena (Hybrid) MCS Group is delighted to be partnering with an established and forward-thinking technology company as they continue to expand their development team with the addition of a talented Software Developer. This is a fantastic opportunity to join a busi

MCS Group

£60,000 - £60,000 /year

Software Engineer - Front-End Focus We're looking for a hands-on Software Developer who genuinely enjoys building great user interfaces. You'll join a cross-functional engineering pod in a growing Insurtech business, shaping the web applications and customer journeys that power a growing portfolio o

MCS Group

£35,000 - £48,000 /year

.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

If you like building the tools that other engineers actually use every day, this is that kind of role. This company builds infrastructure that sits right in the middle of how software gets delivered. Not the UI layer. Not dashboards. The actual plumbing that engineers rely on to ship, store, and sec

Ilir Sela started Slice with the belief that local pizzerias deserve all of the advantages of major franchises without compromising their independence. Starting with his family’s pizzerias, we now empower over tens of thousands of restaurants with the technology, services, and collective power that

Work Location Belfast, United Kingdom Hours 35 Line Of Business Technology Solutions Pay Details We’re committed to providing fair and equitable compensation to all our colleagues. As a candidate, we encourage you to have an open dialogue with a member of our HR Team and ask compensation related que