Average salary: £43,160 /yearly

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  • £39k - £50k per annumEstimated
     ...Responsibilities We are looking for an experienced Mainframe Developer who can support the migration of the client platform:...  ...Provide knowledge transfer and documentation of mainframe components and processes.... 
    Suggested
    On-site
    5 days/week

    Luxoft

    Belfast
    more than 2 months ago
  • £53k - £68k per annumEstimated
     ...Attitude , and believe in  Togetherness . If you’re a kdb+ developer ready to deepen your skills, contribute to impactful projects,...  ...or people management. Contribution to internal tools, documentation, or community initiatives. Additional Information... 
    Suggested
    Full-time
    Hybrid working
    Flexible hours

    Data Intellect

    Belfast
    13 days ago
  • £65k per annum

     ...a focus on security-first principles Responsibilities: Develop seamless UIs using Next.js and React Manage data storage and...  ...Collaborate with UI/UX designers to build user-centric features Document workflows and ensure application scalability Technologies:... 
    Suggested
    Full-time

    Randstad Digital

    Belfast
    8 hours ago
  • £47k - £60k per annumEstimated
     ...with a focus on security-first principles. What You'll Do Develop seamless UIs using Next.js and React. Manage data storage and...  ...Collaborate with UI/UX designers to build user-centric features. Document workflows and ensure application scalability. Randstad... 
    Suggested

    Randstad

    Belfast
    12 days ago
  •  ...Expertise in Object Oriented Design and Patterns. Experience in developing RESTful APIs at scale. Experience in C#, .NET & WPF is...  ...and 430,000 users worldwide, managing over 11 billion documents and 11 petabytes of data. We empower professionals across... 
    Suggested
    Hybrid working
    On-site
    Flexible hours

    iManage

    Belfast
    22 days ago
  • £35k - £65k per annum

     ...~ Familiarity with a queue-based architecture ~ Experience developing and deploying smart contract logic or similar on Layer 1 networks...  ...(nice to have) ~ Strong communication skills for writing documentation and technical specs (nice to have) Responsibilities: Design... 
    Suggested
    Full-time

    Ctrl Alt

    Belfast
    1 day ago
  • £58k - £77k per annumEstimated
     ...like a regular. As a Senior Software Engineer at Olo you will develop scale and monitor solutions and services that facilitate the...  ...developing long-term proactive solutions to prevent recurrence. Document and share knowledge effectively to elevate the teams technical... 
    Suggested
    Long-term contract
    Full-time
    Remote

    Olo

    Belfast
    3 days ago
  • £69k - £91k per annumEstimated
     ...are looking for a full-stack engineer with experience designing developing scaling and monitoring solutions improvements and services in...  ...developing long-term proactive solutions to prevent recurrence. Document and share knowledge effectively to elevate the teams technical... 
    Suggested
    Long-term contract
    Full-time
    Remote

    Olo

    Belfast
    a month ago
  • £24k - £31k per annumEstimated
     ...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... 
    Suggested
    Full-time
    Hybrid working
    Flexible hours

    Data Intellect

    Belfast
    13 days ago
  • £45k - £59k per annumEstimated
     ...disciplinary project team, you will be responsible for careful planning, maintaining the highest safety standards, and meticulously documenting and communicating your methods and results. This is an excellent opportunity for someone keen to provide expert technical... 
    Suggested
    Permanent
    Full-time
    Monday to Friday
    Flexible hours

    Almac Group

    Craigavon, Co. Armagh
    21 days ago
  • £49k - £66k per annum

     ...and diagnostic examinations to address system or software failures. Plan and deliver knowledge transfer activities, including documentation and technical presentations. Participate in Agile ceremonies, such as iteration planning, daily stand-ups, and sprint reviews,... 
    Suggested

    Version 1

    Belfast
    8 hours ago
  • $80 - $120 per hour

     ...Commitment: 15–20 hours/week Role Responsibilities Develop and validate coding benchmarks in React, TypeScript, or JavaScript...  ...feedback on solution quality and clarity. Debug, optimize, and document benchmark code for reliability and reproducibility. Work... 
    Suggested
    Daily pay
    Summer work
    Freelance
    Immediate start
    Remote
    Flexible hours

    Mercor

    Belfast
    25 days ago
  •  ...colleagues across the various Business SRE teams to design and develop SRE software solutions. • Be part of a team responsible for the...  ...Ensure good software engineering practices. • Produce clear documentation for the Observability and Tooling solutions we develop. •... 
    Suggested
    Full-time

    BT Group

    Belfast
    4 days ago
  • £35k - £65k per annum

     ...partners to access and place orders on our platform Take a loosely defined problem through to a valid, technically sound, thoroughly documented, tested, and implemented software solution Collaborate with team members and other engineers across the company Advocate best... 
    Suggested
    Full-time
    On-site
    Flexible hours

    Ctrl Alt

    Belfast
    1 day ago
  • £50k - £65k per annum

     ...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... 
    Suggested
    Permanent
    Hybrid working
    Flexible hours
    Belfast
    9 days ago
  • £35k - £47k per annumEstimated
     ...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... 
    Full-time
    Remote
    Flexible hours

    Version 1

    Belfast
    more than 2 months ago
  •  ...Contribute to modernisation and simplification initiatives, helping evolve systems toward target architecture. Maintain accurate documentation of code, processes, and configurations. Demonstrate “T-shaped” skills by contributing across the full development lifecycle and... 

    Vantage Point

    Belfast
    more than 2 months ago
  • £42k - £53k per annumEstimated
    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...
    Full-time
    Remote
    Flexible hours

    Version 1

    Belfast
    11 days ago
  • £45k - £70k per annum

     ...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... 
    Full-time
    Hybrid working
    On-site
    Work from home
    Flexible hours

    Eligo Recruitment Ltd

    Belfast
    9 days ago
  • £48k - £65k per annumEstimated
     ...future duties and responsibilities: In this role you will design develop and maintain software components within an enterprise-scale...  ...quality using version control and CI/CD practices -Support & Document configuration management and environment setup Required qualifications... 
    Full-time
    Hybrid working

    CGI

    Belfast
    22 days ago
  • £47k - £61k per annumEstimated
     ...future duties and responsibilities: In this role you will design develop and maintain software components within an enterprise-scale...  ...quality using version control and CI/CD practices -Support & Document configuration management and environment setup Required qualifications... 
    Full-time
    Hybrid working

    CGI

    Belfast
    26 days ago
  • £67k - £89k per annumEstimated
     ...Reliability Chaos Engineering Software Engineering Insights Internal Developer Experience and API discovery observability governance and...  ...environment Authors software functional specifications and design documents Quickly understand complex systems/code and own key pieces... 
    Full-time
    Hybrid working
    Immediate start
    Flexible hours

    Harness

    Belfast
    25 days ago
  • £59k - £79k per annumEstimated
     ...phases of data centre projects from site due diligence campus planning conceptual/schematic/detailed design through to construction documentation. Ensure timely delivery of high-quality design outputs that meet client requirements and project timelines. Identify and... 
    Long-term contract
    Full-time
    Hybrid working
    On-site
    Remote

    AECOM

    Belfast
    a month ago
  • 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...
    Hybrid working
    Immediate start
    Work visa
    Antrim, Co. Antrim
    21 days ago
  • £47k - £64k per annumEstimated
     ...~ 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... 
    Full-time
    Live-in
    Hybrid working
    On-site
    Remote
    5 days/week
    Flexible hours

    PA Consulting

    Belfast
    more than 2 months ago
  • £71k - £94k per annumEstimated
     ...seeking a highly skilled AI Engineer with proven expertise in developing and deploying advanced machine learning, Agentic AI, and large...  ...large language models (LLMs) for enterprise applications including document intelligence, conversational AI, and decision support systems... 

    Ernst & Young

    Belfast
    more than 2 months ago
  • £44k - £57k per annumEstimated
     ...You will be working closely with several customers to maintain, develop, innovate & improve current applications, both technical &...  ...to improve those guidelines. You will be creating best in class documentation with our client users in mind. Qualifications Essential... 
    Full-time
    Remote
    Flexible hours

    Version 1

    Belfast
    4 days ago
  • £45k - £58k per annumEstimated
     ...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... 
    Full-time
    Immediate start

    Infinity Quest UK

    Belfast
    8 days ago
  • £41k - £52k per annumEstimated
     ...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... 
    Permanent
    Immediate start

    Randstad

    Belfast
    12 days ago
  • £32k - £42k per annumEstimated
     ...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... 
    Full-time
    Live-in
    Immediate start
    Remote
    Relocation
    Probationary period

    Data Intellect

    Belfast
    a month ago