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  • £70k - £93k per annumEstimated
     ...Ship cloud functions, lightweight backend services, and jobs using Kotlin An Ideal Candidate Should Have Systems thinking. You know...  ...marketers, and PMs Preferred Tech Stack: Kotlin Multiplatform (Java experience is OK but role is Kotlin Multiplatform)  Prior... 
    Java
    Kotlin
    Remote

    Speechify

    Belfast
    11 days ago
  • £55k - £72k per annumEstimated
     ...others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth...  ...to become a leader by showing excellent technical skills and delivering results consistently...  ...the spec ~ Rock solid experience with Kotlin, Kotlin Coroutines, Kotlin Flow, Dagger 2... 
    Kotlin
    On-site
    Night shift

    Speechify

    Belfast
    14 days ago
  • £59k - £76k per annumEstimated
     ...leadership and take responsibility for significant technical components of data systems. You will work...  .... Working with Architects and Lead Engineers to ensure the software supports...  ...software development experience in one of Java, Scala, or Python Software development... 
    Java

    Kainos

    Belfast
    18 days ago
  • £46k - £60k per annumEstimated
    Company: THRIVEIT SYSTEMS Job Type: Permanent, Full Time
    Java
    Permanent
    Full-time

    THRIVEIT SYSTEMS

    Belfast
    a month ago
  • £64k - £84k per annumEstimated
     ...Symphony Engineering Team |   2+ years experience   |   Full-time   |   Hybrid (3 days office based) Seniority Engineer Languages Java or Go ABOUT THE ROLE Cirata Symphony is an intelligent data orchestration platform that moves petabytes of data across on-... 
    Java
    Full-time
    Hybrid working
    On-site
    Flexible hours

    Cirata

    Belfast
    25 days ago
  • £675 per day

     ...experience as a MuleSoft Developer with hands-on development in MuleSoft, Java, and Salesforce. Strong MuleSoft Anypoint Platform experience,...  ..., and system performance. Conduct code reviews, document technical specifications, and provide technical guidance to team members.... 
    Java
    Hybrid working
    Remote

    CBSbutler Holdings Limited trading as CBSbutler

    Belfast
    3 days ago
  • £40k - £45k per annum

     ...learn more than deep expertise. Solid development background in Java or Python & ETL Understanding Linux concepts and shell scripting...  ...tight deadlines or unexpected changes Strong documentation and technical writing skills Team player with a demonstrated ability to deliver... 
    Java
    Temporary

    Info Plus

    Belfast
    8 days ago
  • £30k - £60k per annum

     ...Salary: £30,000 - 60,000 per year Requirements: ~ I am looking for a Java Developer with at least 5 years of hands-on experience in Java development. You should have strong expertise in multi-threading, web application development, and testing frameworks. Familiarity with... 
    Java
    Full-time
    Flexible hours

    Anson McCade

    Belfast
    6 days ago
  • £36k - £47k per annumEstimated
     ...embedded within our DNA. Invest in us and we’ll invest in you!.  Job Description We are seeking an experienced OutSystems Technical Lead to oversee the design, development, and deployment of enterprise-grade applications using the OutSystems low-code platform. The... 
    Suggested
    Full-time
    Hybrid working
    Remote
    Flexible hours

    Version 1

    Belfast
    15 days ago
  • £56k - £72k per annumEstimated
     ...deeply embedded within our DNA. Invest in us and we’ll invest in you!.  Job Description We are seeking an experienced Technical Lead to join our Digital Data & Cloud Practice. Our Digital Practice is expanding rapidly and there will be an opportunity for you to achieve... 
    Suggested
    Long-term contract
    Full-time
    Remote
    Flexible hours

    Version 1

    Belfast
    10 days ago
  • £50k - £65k per annumEstimated
     ...will be involved in stimulating work every day, challenging your technical abilities and gaining an appreciation of the whole product development...  ...Strong coding ability within Object oriented languages such as Java, C# or C++ An undeniable passion for the software engineering... 
    Java
    Summer work
    Internship
    Placement year
    Remote
    Belfast
    17 days ago
  •  ...about software development and technology and keen to learn about leading edge technologies. If you love technology and gadgets then you’ll...  ...discipline ~ Networking, and programming (preferably C++ or Java) ~ Git source control ~ Linux ~ Effective communication... 
    Java
    Hybrid working
    Immediate start
    Flexible hours

    Enea

    Belfast
    more than 2 months ago
  •  ...shipping a new platform capability. You'll need good instincts, strong technical judgement, and the ability to move with confidence in ambiguous...  ...programming languages such as Python (Django), Golang, Rust, Java, or similar Infrastructure: Familiarity with cloud-based infrastructure... 
    Java
    On-site
    Remote
    Flexible hours

    Cloudsmith

    Belfast
    22 days ago
  • £41k - £53k per annumEstimated
     ...execution, market making, and hedging and investment solutions. It has a leading franchise in many major metals, energy and agricultural products,...  ..., Agentic AI / Context Engineering Desirable Engineering: Java, Vue, Angular, .Net Core, Kendo UI Tools / Technologies /... 
    Java
    Immediate start
    Shift work

    Marex

    Belfast
    10 days ago
  • £70k - £80k per annum

     ...description Job Description My client, a leading international digital platform business,...  ...cloud infrastructure. This is a hands-on technical leadership role where you will have the...  ...Experience * Experience supporting Java application environments and JVM optimisation... 
    Java
    Permanent
    Hybrid working
    On-site
    Flexible hours
    Belfast
    11 days ago
  • £37k - £48k per annumEstimated
     ...execution, market making, and hedging and investment solutions. It has a leading franchise in many major metals, energy and agricultural products,...  ...Agentic AI / Context Engineering Desirable: Engineering : Java, Vue, Angular, .Net Core, Kendo UI Tools / Technologies /... 
    Java
    Full-time
    Immediate start
    Shift work

    Marex

    Belfast
    26 days ago
  • £40k - £53k per annumEstimated
     ...GolfNow is seeking a Senior DevOps Engineer to lead the modernisation, scalability, and...  ...Computer Science, Engineering, or a related technical field – or equivalent experience ~5+ years...  ...the competition: Experience managing Java application environments, including JVM tuning... 
    Java
    Full-time

    Versant Media

    Belfast
    15 days ago
  •  ...junior or senior level Strong backend development expertise in Java, Python, or Go Strong frontend/UI development experience...  ...presence required in Belfast three days a week. You will join a leading global Tier 1 financial institution that is undergoing a major transformation... 
    Java
    Hybrid working

    Telstra Associates

    Belfast
    8 days ago
  •  ...Technical Graduate Programme 2026 At CGI, we empower the next generation of innovators to shape the future of technology and security. As...  ...include: Programming Languages: Proficiency in one or more of C++, Java, Python, JavaScript, or C#. Systems & Tools: Familiarity with... 
    Java
    Belfast
    more than 2 months ago
  • £43k - £56k per annumEstimated
     ...applications as new custody services are introduced and existing services are migrated from other applications What you’ll do Lead a team of technical experts for the new product offering - Digital Custody Assets The Apps Support Tech Lead Analyst is responsible to partner... 
    Full-time
    Casual work
    Hybrid working
    Work from home

    Citi

    Belfast
    14 days ago
  • £79k - £102k per annumEstimated
     ...here. With unprecedented opportunity across the UK and Ireland Water industry, AECOM’s Water business is seeking a Technical Director, Capture Management Lead to join the Water Strategy & Growth team. In this pivotal leadership role, you will be responsible for driving... 
    Long-term contract
    Full-time
    Part-time
    Hybrid working
    On-site
    Remote
    Flexible hours

    AECOM

    Belfast
    18 days ago
  • £22k - £25k per annumEstimated
     ...to build a better working world.  Junior Java Engineer -  Technology Consulting –...  ...is a fantastic opportunity to be part of a leading firm whilst being instrumental in the growth...  .... Support non‑functional tasks such as technical‑debt reduction and creation of clear API documentation... 
    Java
    Immediate start
    Flexible hours

    Ernst & Young

    Belfast
    2 days ago
  • £70k - £92k per annumEstimated
     ...innovate quickly and reliably. You combine deep technical judgment with empathy to eliminate...  ...over process. You’ll engage in and often lead architectural discussions, reduce toil, and...  ...one or more programming languages (e.g., Java, Python, Golang).  Familiarity with scripting... 
    Java
    Full-time
    Hybrid working
    On-site
    Remote
    Monday to Friday
    Flexible hours

    iManage

    Belfast
    a month ago
  • £45k - £60k per annum

     ...infrastructure, automation, and large-scale distributed systems. As a Backend Software Engineer, you will design, develop, and maintain Java-based backend services and integrations with key platform components and data stores. You will play an important role in backend... 
    Java
    Permanent
    Hybrid working
    Flexible hours
    Belfast
    22 days ago
  • £100k - £120k per annum

     ...Job description Senior Kotlin Software Engineer (Contract) Location: Belfast (Hybrid...  ...are delighted to be partnering with a leading technology organisation to recruit a Senior...  ...and engineers on system design and technical decisions Write clean, scalable and well... 
    Kotlin
    Daily pay
    Long-term contract
    Hybrid working
    On-site
    Belfast
    1 day ago
  • £50k - £66k per annumEstimated
     ...senior level, combining hands-on delivery with technical leadership, mentorship, and ownership of...  ...themselves by learning new technologies, lead developer teams and understand a product...  ...backend development experience using Node.js, Java, Python, .NET or similar technologies.... 
    Java
    Immediate start
    Flexible hours

    Ernst & Young

    Belfast
    9 days ago
  • £54k - £71k per annumEstimated
     ...in their work. You will spend your time technically hands-on—designing, coding, testing, and...  ...integrate seamlessly with RESTful services like Java Spring Boot Strong understanding of UI...  ...Mental Health Support The world's leading agencies and brands trust our platform to... 
    Java
    Hybrid working
    On-site
    Remote
    Monday to Friday

    Magnite

    Belfast
    16 days ago
  • £40k - £50k per annum

     ...is an excellent opportunity for someone who wants to grow their technical expertise, have real impact on projects, and work with cutting-edge...  ...to collaborate across multidisciplinary teams •Ability to lead projects, mentor junior developers, and contribute to architectural... 
    Permanent
    Hybrid working
    On-site
    Remote
    Flexible hours

    Tenth Revolution Group

    Belfast
    11 days ago
  • £51k - £66k per annumEstimated
     ...solutions that enable organisations to operate with greater speed, resilience, and innovation. We are seeking an Environment & Release Lead to drive the successful delivery of enterprise Salesforce platforms, ensuring seamless, reliable, and scalable releases across complex... 
    Full-time
    Hybrid working

    CGI

    Belfast
    4 hours ago
  • £76k - £97k per annumEstimated
     ...FinTech Engineering team! We're recruiting a Software Engineering Team Lead to spearhead the delivery of our new loan origination...  ...people around you while shipping high-quality, impactful software. Technical Environment Languages & frameworks: C#/.NET Cloud: We work... 
    Apprenticeship
    Internship
    Remote
    Flexible hours

    M-KOPA

    Belfast
    26 days ago