1 to 25 of 33 Senior Developer Jobs in Northern Ireland

critical role in supporting chemotherapy treatment management nationwide, and we are continuing to invest in its safety, quality, and long-term evolution. The Senior Developer role sits within the CIS Oncology product suite (ChemoCare), which supports the management of chemotherapy treatment across the NHS. ChemoCare is a market … with a forward looking programme of work to ensure it continues to provide safe, effective, and valued support to NHS customers. This is a senior individual contributor role, intended for an experienced developer who enjoys hands on work. The role supports reliable delivery, good engineering practice, and ownership ...

seeking a senior developer to join the Belfast based team part of the Equity Derivatives Pre-Trade technology group. This role will position you as a technical and delivery lead to help to design and deliver the build out of a pre-trade request-for-quote and pricing … regarding personal behaviour, conduct and business practices, and escalating, managing and reporting control issues with transparency. Required Qualifications Demonstrated Experience as a technical lead senior developer. Extensive experience of system analysis and development of production-quality software applications. Consistently clear and concise written and verbal communication. Experience working ...

Citi in Belfast seeks a senior developer to lead the Equity Derivatives Pre-Trade technology team. You will design and deliver a pre-trade requests-for-quote and pricing platform used globally, acting as technical lead and delivering high-quality software. Collaborate with front office, sales, quants ...

Title Senior Java Developer Overview Ocho is partnering with a high-growth cybersecurity organisation to hire a Senior Java Developer to join their expanding Belfast engineering team. You'll be working on cutting-edge platforms used by globally recognised, blue chip clients, tackling complex security challenges … scalable backend systems using Java Develop secure, high-performance services in a cloud-native environment Work on complex, real-world cybersecurity challenges Collaborate with senior engineers, architects and product teams Contribute to system design, architecture and technical direction Drive engineering standards, testing and best practices Person We Are Looking ...

Description At System C, we build technology that supports better outcomes across health and care. We are looking for a Senior Software Developer to join our CIS Oncology product suite, working on ChemoCare, a market leading system that supports the safe and effective management of chemotherapy treatment across … NHS. This is a senior individual contributor role for an experienced developer who enjoys hands on work and taking ownership of complex technical areas. You will play an important role in ensuring reliable delivery, strong engineering practice, and the ongoing evolution of a product that clinicians depend ...

Senior Python Developer needed to join the worlds newest IoT company Are you a Senior/Principal level Python developer looking for a new challenge? Do you want to work with some of the brightest minds in Northern Ireland? Want to work on true greenfield projects ...

慨正橡扯 based in Belfast is seeking a Senior Developer to join their CIS Oncology (ChemoCare) team to design and develop software that supports chemotherapy treatment management across the NHS. This role requires a strong professional background in C# and ASP.NET MVC, along with experience in SQL Server ...

Senior Consultant - Full-stack Developer - DE - Technology Consulting - UKI - Belfast Location: Belfast Other locations: Primary Location Only Date: 7 Sept 2026 Requisition ID: 1634254 At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse … teams and take your career wherever you want it to go. Join EY and help to build a better working world. Senior Full-Stack Developer - Technology Consulting – Belfast In Digital Engineering we shape, concept and build innovative solutions that address the most important issues and opportunities ...

Senior Engineer (Full Stack) At a Glance Senior Full Stack Engineer working with TypeScript, React and AWS Brand-new cloud-native trading platform Belfast, hybrid working Up to £70,000, depending on experience Ground-floor opportunity to shape a next-generation platform alongside a major cloud partner ...

company heavily invested its internal engineering capability. Following significant investment in digital transformation, they are growing their software team and looking for an experienced Senior Software Developer to help drive the next phase of development across a large-scale cloud platform used daily by thousands of users. ...

powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. Senior Full-Stack Developer - Technology Consulting – Belfast In Digital Engineering we shape, concept and build innovative solutions that address the most important issues … growing our Digital Engineering team in Belfast and is expanding our full-stack engineering capability. This is a fantastic opportunity for a highly capable developer who is ready to operate at a senior level, combining hands-on delivery with technical leadership, mentorship, and ownership of complex systems. ...

Citi is seeking a Senior Python developer to join the Wholesale Credit Risk Technology team. You will design and deliver modern technology solutions using Python, FastAPI, and related technologies to support Institutional Credit Management. The role involves collaborating with onshore and offshore teams in a hybrid work model. ...

Paid Parental Leave Citi is seeking a highly motivated candidate for Senior Python developer in Wholesale Credit Risk Technology team that serves Institutional Credit Management (ICM). We are looking for a talented professional with a solid technical acumen to partner with onshore and offshore teams and design ...

maintainable solutions for our customers and participating in a highly collaborative group of software engineering professionals. Learning, developing your skills, and becoming a rounded Developer in the process. This is a government project, and you must undergo Security Clearance if successful. Qualifications Deep understanding of coding best practices ...

Citibank (Switzerland) AG in Belfast is seeking a Senior Python developer to join the Wholesale Credit Risk Technology team. You will partner with onshore and offshore teams to design and deliver innovative technology solutions for the front office and Credit Risk Business, using Python, FastAPI ...

Citi is seeking a Senior Python developer in Wholesale Credit Risk Technology in Belfast. You will design and deliver innovative tech solutions for front office and Credit Risk, collaborating with onshore and offshore teams using Python, FastAPI and modern ML tooling. The role requires 5+ years of Python ...

ahead in a rapidly evolving financial landscape, offering comprehensive solutions that drive business transformation and sustainable growth. We are looking for an experienced Java Developer to join a fast-moving delivery team building a new regulatory reporting platform for a global financial services firm. This is a key build ...

millions and get the opportunity to build the future of finance with Citi Tech. Job Summary We are seeking a motivated Front-end Web Developer to join our development team. The successful candidate will work alongside experienced developers to build, test, and maintain web applications using React … precedents Has the ability to operate with a limited level of direct supervision. Can exercise independence of judgement and autonomy. Acts as SME to senior stakeholders and/or other team members. Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation ...

maintainable solutions for our customers and participating in a highly collaborative group of software engineering professionals. Learning, developing your skills and becoming a rounded Developer in the process. You will develop software to meet our client's user needs using Javaon the AWS Cloud platform, follow best practice guidelines ...

company heavily invested its internal engineering capability. Following significant investment in digital transformation, they are growing their software team and looking for an experienced Senior Software Developer to help drive the next phase of development across a large-scale cloud platform used daily by thousands of users. ...

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 ...

Ireland. With a network of 10 centres, we continue to grow and are currently seeking to fill the exciting role of Senior Software Engineer. This role can be based at our regional offices in Belfast, Glasgow, Newcastle, or Dublin. About The Role Gavel is our enterprise-grade ...

Senior Full Stack Engineer (React/TypeScript/Node.js) Ocho People | Technology Recruitment Senior Full-stack Engineer role at a fast growing cloud software scaleup with an impressive client base and a product that genuinely matters React, TypeScript, Node.js, tRPC, Tanstack and AWS CDK across a modern … pension matching scheme, learning and development opportunities and a cycle to work and Home and Tech Scheme through salary sacrifice. If you are a senior full-stack engineer who wants to work on genuinely complex problems in a collaborative, high calibre team, this is worth a serious look. ...

push boundaries and set new industry standards? Join us and help drive the future of technology forward. The Opportunity We are seeking a Senior Software Test Engineer (Automation) to design, build, and maintain scalable automation frameworks and ensure high-quality delivery across UI, API, batch, database, and file-based ...

Senior Software Engineer (.NET/Azure) Ocho People | Technology Recruitment Senior Software Engineer role at a global digital engineering organisation delivering across regulated and data intensive industries .NET and Azure focused with multi tenant SaaS architecture, NoSQL databases and enterprise grade frameworks Design and architecture focused role with … sake of it here. The expectation is that you do great work and the environment is built to support that. If you are a senior .NET engineer who wants to work on genuinely complex systems, in a team that values your technical judgement, from wherever you do your best ...