Developer jobs in Belfast

 ...environment for one of the largest banks in the USA. Responsibilities We are looking for an experienced Mainframe Developer who can support the migration of the client platform: Analyze, understand, and enhance existing... 

 ...code: We are  Problem Solvers  who are  Humble , have a  Can-do Attitude , and believe in  Togetherness . If you’re a kdb+ developer ready to deepen your skills, contribute to impactful projects, and grow in a supportive, high-performance environment - this is your... 

 ...re a team of engineers, problem-solvers, and collaborators who believe in pushing boundaries, not egos. If you're a seasoned kdb+ developer ready to lead, innovate, and make an impact, we want to hear from you. Job Description As a Senior kdb+ Developer at [DI... 

 ...business-critical web applications used by internal trading desks and external financial clients worldwide. In this role you will: Develop modern, scalable front-end applications using React, TypeScript, and JavaScript Collaborate with architects and engineers to... 

 ...As a Developer you will be part of a cross-functional Scrum Team collaborating closely in an Agile environment. Youll contribute to key technology decisions and build maintainable scalable solutions for our clients. This role offers the opportunity to grow your skills and... 

 ...Actions/Tekton ~ Solid understanding of Agile development practices with a focus on security-first principles Responsibilities: Develop seamless UIs using Next.js and React Manage data storage and server-side logic via MongoDB Automate deployments using modern CI... 

 ...and GitHub Actions/Tekton. Process: 5+ years in Agile development with a focus on security-first principles. What You'll Do Develop seamless UIs using Next.js and React. Manage data storage and server-side logic via MongoDB. Automate deployments using modern... 

 ...Experience with Git version control Responsibilities: ~ In this role as a C++ Software Engineer, I will be responsible for designing, developing, and supporting high-throughput, low-latency applications. I will collaborate with the wider team to develop new features and... 

Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong...

We have a current opportunity for a UI Engineer on a contract basis. The position will be based in Belfast. For further information about this position please apply. UI Engineer 6 months - Belfast, Northern Ireland (hybrid) RED now has a new contract opportunity for an...

 ...~ Tax efficient benefits (cycle to work give as you earn)  Were committed to advancing equality. We recruit retain reward and develop our people based solely on their abilities and contributions and without reference to their age background disability genetic information... 

 ...global consulting organisation and contribute to projects with a major financial services client. You'll be responsible for designing, developing, and deploying sophisticated agentic AI solutions that deliver autonomous workflows, seamless enterprise integration, and intuitive... 

 ...and deployment of sophisticated agentic AI solutions Youll create autonomous workflows integrate AI agents with enterprise systems and develop userfacing interaction points Key Responsibilities Lead the design development and deployment of agentic AI solutions... 

 ...Qualified Because I Have… Expertise in Java, Spring Framework, SQL. Expertise in Object Oriented Design and Patterns. Experience in developing RESTful APIs at scale. Experience in C#, .NET & WPF is nice to have. Experience in working in an Agile environment.... 

 ...work experience and personalised career guidance to equip you with the skills and knowledge needed to excel as a Financial Software Developer even without prior experience. You will join an intake of other like-minded Graduates all starting on a level playing field! Become... 

 ...problem-solving and technical change Collaborating cross-functionally with Product, QA, DevOps and Agile teams Mentoring and developing engineers through coaching, reviews and knowledge sharing Driving platform resilience, performance optimisation and long-term scalability... 

 ...Job Title: Senior Full Stack .NET Developer Location: Belfast, Northern Ireland Work Arrangement: Hybrid (In-Office) We are looking for a Senior Full-Stack .NET Developer who can quickly understand our existing codebase and significantly contribute to the development... 

 ...SOAP APIs Experience using tools such as Git, Azure DevOps, Visual Studio, or similar Proven ability to mentor, motivate, and develop software engineers Benefits? Up to 20% employer pension contribution (8% employee) Discretionary bonus Annual Salary increase... 

 ...Experience using TypeScript/JavaScript to build integrations with blockchains ~ Familiarity with a queue-based architecture ~ Experience developing and deploying smart contract logic or similar on Layer 1 networks ~ Familiarity with token standards and asset representation on-... 

 ...quants traders and analysts  to translate business needs into performant efficient code. Mentor and guide  junior and mid-level developers fostering a culture of technical excellence. Own the full development lifecycle by developing testing supporting and maintaining... 

 ...Responsibilities / Tasks Your Mission Join us in shaping the future of sustainable agriculture. As a Full Stack Cloud Developer youll play a key role in developing the next generation of farming softwaredriving innovation in animal welfare and environmental sustainability... 

 ...solutions enable brands to do more with less and make every guest feel like a regular. As a Senior Software Engineer at Olo you will develop scale and monitor solutions and services that facilitate the transmission of online orders to our customers. Our team has the mission... 

 ...expertise in C and C++, who have experience working in real-time environments and model-based development. KEY RESPONSIBILITIES: Develop and support embedded software using C and C++. Testing of software changes on-site. Perform analytical design, critical analysis, and... 

 ...information, visit DailyPay's Press Center. The Role You’ll work alongside a supportive, high-impact team of skilled backend developers to improve how other teams deploy and access their services, how we move data across our platform, and how we automate operations to... 

Software Engineer We are hiring for a Software Engineer who will work within the engineering development team to contribute to the execution of our Digital Strategy. They will collaborate closely with optical software and data engineers within the team as well as R&D ...

 ...This is a hybrid role: 2-3 days a week in Belfast! We are seeking a talented and motivated Senior Software Developer to join a high performing technology team supporting large scale operations. This is a hands on role where you'll design, build and maintain business critical... 

 ...Tactical Systems and Missile Defence Optronics and Radar. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK we research develop and supply technology and services that impact the lives of millions of people... 

 ...penultimate year of university , with a graduation date of summer 2028 . As a Placement Software Engineer in Visa, you will: Help develop the next generation of Visa enterprise class solutions for our global client base. Gain first hand exposure to the multiple facets... 

 ...one of the most advanced food ordering platforms in the market. We are looking for a full-stack engineer with experience designing developing scaling and monitoring solutions improvements and services in our core ordering platform. We take pride in a neat codebase with automated... 

 ...engage with clients, demonstrating both technical depth and commercial awareness. Responsibilities: Collaborate with clients to develop solutions that address their unique challenges, bridging the gap between business objectives and technical capabilities. Lead...