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    QA Engineer (AI Applications) (Remote) (Belfast)

    About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

    AI Red Team Engineer (Remote) (Belfast)

    About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

    AI Red Team Engineer (Remote) (Belfast)

    About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

    Senior Test Engineer – Performance Testing Specialist

    Overview 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 partne ...

    Senior Rail Structures Engineer – Contract (Belfast)

    A leading engineering firm in Northern Ireland is seeking a Senior Discipline Engineer with a strong background in rail structures. This contract role involves ensuring compliance with engineering standards, managing risks, and acting as a technical contact for stakeholders. Ideal candidates will have at least f ...

    Senior Rail Structures Engineer – NI (Contract)

    A leading engineering recruitment firm is looking for a Senior Discipline Engineer - Rail Property in Belfast. This role requires a chartered civil engineer with at least five years of relevant experience to ensure compliance with engineering standards and manage project risks. Responsibilities include liaising ...

    Remote Senior Platform Engineer: Scalable Systems

    nineDots.io is hiring a Senior Platform Engineer in Belfast to enhance their platform's scalability and reliability. As part of a collaborative, remote-first team, you will troubleshoot issues, write Python code, and improve system performance across a cloud-native AWS setup. The role demands a senior engineer w ...

    Remote .NET Engineer for Scalable Backend

    Ocho People is hiring a Contract .NET Engineer in Belfast for an 8-month role, outside IR35. The position supports large-scale, business-critical platforms and offers a largely remote work model with some on-site collaboration. The successful candidate will design and build scalable .NET applications, contributi ...

    Infrastructure Engineer Cloud & Security Projects (Onsite)

    A well-established professional services organization in Belfast is seeking an experienced Infrastructure Engineer to enhance their internal IT environment. This hands-on role involves 2nd/3rd line support, infrastructure ownership, and cyber security. Ideal candidates will have 4-6 years' experience, strong Mic ...

    Solar Electrical Engineer – Renewable Energy Design

    AECOM in Belfast is seeking an Electrical Engineer to join their expanding renewable energy team. The role involves designing solar PV systems and supporting various renewable energy projects across the UK and EMEA. Candidates should have a BEng/MEng in Electrical Engineering, a valid driver’s license, and a str ...

    Electrical Engineer — BIM & Project Delivery Leader

    AECOM is looking for an experienced Electrical Engineer to join our Belfast office. You will manage the technical delivery of high-profile projects in various sectors such as healthcare, education, and infrastructure. Your responsibilities will include mentoring junior engineers, ensuring compliance with health ...

    Senior Structural Engineer – Belfast (Hybrid, Mentoring)

    AECOM in Belfast is hiring a Structural Engineer to deliver complex projects across various sectors including healthcare, education, and infrastructure. The ideal candidate will exhibit strong design skills in reinforced concrete and structural steelwork, and must be a Chartered Engineer. You will manage project ...

    Graduate Geotechnical Engineer/Engineering Geologist (Belfast)

    Overview At Jacobs, we are solving complex problems to create resilient environments, thriving cities and advances in science and manufacturing. Join the Jacobs Graduate Development Programme (GDP) to develop through blended learning, mentoring, progress reviews and networking. The programme is d ...

    Aerospace Industrial Engineer — Flexible Schedules & Growth

    Spirit AeroSystems is hiring an Industrial Engineer in Belfast, UK, offering a competitive starting salary of £39,931.32 with progression up to £44,160.48. The role focuses on developing efficient production processes and requires HNC in Engineering with three years' experience. Benefits include a generous holid ...

    Graduate Geotechnical Engineer Hybrid Tunneling & Ground

    Jacobs is seeking a graduate to join their Tunnelling and Ground Engineering team in Belfast starting September 2026. This role involves supporting various projects and teams while contributing to significant engineering solutions. Candidates should be pursuing a Master's in Civil Engineering or a related field ...

    Application Delivery & Load Balancing Engineer Epic

    Job Description Application Delivery & Load Balancing Engineer – Epic: This role contributes to the design, development, optimisation, and operational management of our client’s Epic EPR solution at the Load Balancing and Presentation layers. The engineer ensures secure, resilient, and high‑perfo ...

    Aerospace Industrial Engineer Drive Lean Production

    The Boeing Company is seeking an Industrial Engineer for their Belfast site. The position offers a starting salary of £39,931.32 with progression up to £44,160.48. The ideal candidate will have a minimum of HNC in Engineering and 3+ years in Industrial Engineering. Responsibilities include improving production e ...

    Remote Field Service Engineer – Power & Utilities

    Qualitrol is seeking a Field Service Engineer based in Belfast, UK, responsible for installation, commissioning, and repair of monitoring equipment. The ideal candidate will possess a technical degree and demonstrate electromechanical aptitude. The role entails frequent travel within the UK and EU, with up to 75 ...

    Senior Consultant Applied AI Engineer, TC

    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 build a better working world. Senior Consultant – Applied AI Engineer Location: London / M ...

    Senior Network Operations Engineer – Hybrid NOC

    CME Group Inc. is seeking a Network Operations Engineer III for its Belfast office. This full-time role involves supporting network infrastructure, ensuring service continuity, and managing technical operations. The ideal candidate will have extensive experience in LAN/WAN technologies, incident response, and cl ...

    Senior / Principal Mechanical Engineer ( Building Services)

    Job Title – Senior / Principal Mechanical Building Services Engineer Location – Belfast Joining Arup Arup’s purpose, shared values and collaborative approach has set us apart for over 75 years, guiding how we shape a better world. Arup’s Building Services Engineers tackle ...

    Backend Platform Engineer – Developer Tools & Enablement

    Citibank (Switzerland) AG is seeking a Server Side Engineer in Belfast to join their CTO's Developer Enablement team. This role involves producing high-quality backend code and developing innovative tools for the bank's engineers. Candidates should have strong experience in Kotlin or Java, and proficiency with d ...

    Senior Lean Engineer – Manufacturing Excellence & AOS

    Airbus in Belfast is seeking a Senior Lean Engineer to enhance operational excellence through lean principles. This role involves coaching senior management, facilitating kaizen workshops, and implementing performance improvement strategies. The ideal candidate will have deep knowledge of lean manufacturing and ...

    Contracts Engineer – Hybrid Work, Growth & Training

    A leading engineering firm in Belfast seeks a Contracts Engineer to work directly with the Operations Director. This role focuses on project and operational delivery during various project phases while requiring experience in infrastructure and construction. The firm offers comprehensive training and a competiti ...

    Mechanical Design Engineer – Building Services (Hybrid)

    A leading engineering consulting firm is looking for a Mechanical Building Services Engineer in Belfast to design and deliver high-quality mechanical solutions for various sectors. The role requires a degree in Mechanical or Building Services Engineering, and the candidate should have project leadership experien ...

    Elevator Test Engineer – Regional Certification & Support

    A leading elevator company is seeking an experienced Lift Test Engineer to join their team in Belfast. The role involves providing technical support during the installation of elevators across the UK, attending site visits, and testing elevators to ensure compliance with industry standards. The ideal candidate w ...

    Mechanical Design Engineer: 360° Design & SolidWorks

    An established engineering firm in the Greater Belfast Area is seeking a Mechanical Design Engineer to manage projects from initial sketches to completion. The role requires at least 3 years of Mechanical Design experience and proficiency in Solidworks or similar 3D packages. Strong team working and communicatio ...

    Aerospace Landing Gear Compliance Verification Engineer

    Expleo Group is hiring a Compliance Verification Engineer to support the D328eco Aircraft project in Belfast. The role emphasizes acting as an authorized signatory for compliance documents and interfacing with aviation authorities. Candidates should have a relevant degree and expertise in aerospace, particularly ...

    Remote Backend Engineer Core Java & Tooling

    Yelp is seeking a Remote Backend Engineer to enhance their Java services used by millions of users. Responsibilities include building tools for Java services, collaborating across teams, and maintaining libraries. Candidates should be proficient in Java, Scala, or Kotlin, with experience in tool development. The ...

    Lead Mechanical Engineer – Sustainable Building Design

    Bennett Freehill in Belfast is seeking a Senior Mechanical Engineer to take ownership of mechanical design from concept to delivery. You will lead a range of projects, develop innovative engineering solutions, and mentor junior engineers. With over 5 years of experience in building services consultancy required, ...

    Principal Electrical Design Engineer Hybrid & Impact

    Tetra Tech Europe is looking for a Principal Electrical Building Services Engineer in Belfast, Northern Ireland. You will lead diverse electrical engineering projects, ensuring they meet client expectations and industry standards. The role involves mentoring junior engineers, managing client relationships, and u ...

    AI Driven Automation & Workflow Orchestration Engineer

    MCS Group is seeking an Automation Developer based in Belfast for a 6-month contract. This role focuses on designing and building intelligent automation solutions to enhance operational efficiency and reduce manual efforts. The ideal candidate has hands-on experience with automation platforms like Power Automate ...

    Senior Angular Frontend Engineer Remote First

    MCS Group is recruiting a Senior Front End Developer to join an innovative technology company in Belfast. This role offers an opportunity to design and build high-performance applications using Angular, contributing to cross-platform projects. The ideal candidate will have strong Angular and TypeScript skills, w ...

    Field Telecoms Engineer: Enterprise Deployments + Vehicle

    MCS Group is seeking a dedicated Field Telecoms Engineer to expand their technical operations in Belfast, Northern Ireland. This full-time, permanent role involves both field service and desk-based support, ensuring customer satisfaction and operational efficiency. The ideal candidate will have a service mindset ...

    Senior Full Stack Engineer (Belfast Hybrid)

    MCS Group is delighted to be working with a global fintech market leader as they continue to scale their next‑generation platform team with the addition of a Senior Full Stack Engineer . This is a unique opportunity to join a newly formed, high-performing engineering function building a gree ...

    Senior Civil & Structural Engineer — Project Lead

    Design ID Consulting Limited in Belfast is seeking a Senior Engineer to lead infrastructure projects across the UK and Ireland. The role requires a degree in Civil or Structural Engineering and at least 5 years of relevant experience. Responsibilities include overseeing project delivery, managing budgets, and me ...

    Senior Python Engineer — Hybrid, Growth & Impact

    Liberty IT in Belfast is looking for a skilled Software Developer to join their team. This role requires expertise in Python programming and a thorough understanding of API design, as well as experience with SQL and MongoDB. The successful candidate will work within an agile framework and mentor junior developer ...

    Field Service Engineer in County Antrim

    Job Description Field Service Engineer – Belfast £35,000 - £45,000 Basic + Family Feel Environment + Job Satisfaction + Training + Progression + Van + Work-Life Balance + Stability + Regional Patch + Immediate Start Responsibilities Installation, servicing, maintai ...

    Cloud Product Security Engineer CSPM & DLP

    Allstate in Belfast is looking for a Cloud Product Security Engineer to design and operate security controls within cloud environments. This hands-on role includes engineering preventive and detective security capabilities and requires collaboration with engineering teams. Key responsibilities involve maintainin ...

    EMEA Implementation Engineer — Onboarding & Security (Equity)

    A tech-driven company is seeking an Implementation Engineer to join their Customer Success team in EMEA. This role involves ensuring smooth transitions from pre- to post-sale phases, managing onboarding projects, and deploying vulnerability management solutions. The ideal candidate will possess strong cybersecur ...

    Cloud Product Security Engineer (Hybrid, NI)

    MCS Group is seeking Cloud Product Security Engineers in Belfast, Northern Ireland. The role is full-time and permanent, offering a salary between £35,000 and £61,000 depending on experience. Responsibilities include designing and maintaining cloud-native security controls, collaborating with engineering teams, ...

    Cloud Engineer III: AWS, Kubernetes & Terraform

    Insider, Inc. is looking for a Cloud Engineer III in Belfast to build and support scalable, secure cloud infrastructure. This role involves collaborating with cross-functional teams, enhancing AWS services, and troubleshooting issues. Ideal candidates will have experience with AWS and Kubernetes, along with a kn ...

    Stairlift Field Engineer – Install & Support Homes

    White Recruitment Construction is seeking an experienced Stairlift Installer to join a growing mobility solutions provider in Belfast. The role involves installing stairlifts and associated equipment, requiring a strong mechanical and/or electrical background. Candidates should have excellent problem-solving ski ...

    Staff QA Engineer: Reliability & Automation Leader

    CME Group in Belfast is looking for a Staff QA Engineer to guide quality assurance practices across our Trade Dissemination value chain. In this role, you will define the QA strategy, drive significant initiatives, and ensure high-quality feature deliveries. The ideal candidate will have extensive experience in ...

    Lead Platform Engineer, AWS & DevOps Leader

    Kainos in Belfast is hiring a Lead Platform Engineer (Consultant) responsible for leading teams to design and optimize digital service platforms. You will collaborate with engineering, testing, and product management teams while providing technical leadership and supporting a DevOps culture. Strong communication ...

    Solar PV Electrical Engineer – Design & Compliance

    AECOM is seeking Electrical Engineers with experience in the renewable energy sector to join their expanding team in Belfast. The role involves designing solar PV systems and reviewing electrical designs across multiple energy technologies, including wind and battery storage. Ideal candidates will hold an Electr ...

    Senior Geotechnical Engineer – Tendering, Design & Risk

    A leading civil engineering contractor is seeking a highly experienced Geotechnical Engineer to join their team in Belfast (or Leeds). This role focuses on reviewing geotechnical information to support various projects and requires significant expertise in soil mechanics and risk assessment. Ideal candidates wil ...

    Backend Engineer — Platform & APIs (TS/Node)

    Speechify in Belfast is looking for a talented backend developer to join their Platform team. In this role, you will design, develop, and maintain APIs essential for payments, subscriptions, and other services. Applicants should have proven expertise in backend development with TypeScript/Node, and experience wi ...

    Backend Engineer, Developer Enablement (Java/Kotlin)

    A global financial services firm in Belfast is seeking a server side engineer to join its Chief Technology Office. This role emphasizes driving solutions within projects like SDLC Automation and Release on Demand, enhancing productivity for 30k engineers. The ideal candidate will write quality code in Kotlin or ...

    Senior ML Engineer (LLM, Agentic AI)

    Nisos is the human risk management company specializing in unmasking threats before they escalates. We are a trusted advisor who operates as an extension of security, intelligence, legal, and human resource teams to protect their people and business. Our intelligence‑led solutions help enterprises make cri ...

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      Fullstack Software Engineer Reactpython Jobs in Belfast Job Search Guide, Trends and Insights