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11 jobs found in Belfast

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Contract Spy
Jul 21, 2026
Duration not stated
C++ Contractor at Data Intellect, Belfast, £Contract Rate
Contract Spy Belfast, UK
Company Description At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers, and collaborators who believe in pushing boundaries, not egos. If you're a seasoned C++ Developer ready to lead, innovate, and make an impact, we want to hear from you. Job Description As a C++ Developer at [DI], you will focus on developing Front Office Trading software, primarily working within the market data development teams. You will gain exposure to the full software stack, using modern development tools and concepts to deliver high quality, best practice software solutions. This will involve working on the end-to-end development of low latency software components written in C++. Project responsibilities will range from design, architecture and development of greenfield projects to maintenance, latency tuning and enhancements. Qualifications 4+ years’ experience of C++ development...
Contract Spy
Jul 20, 2026
Duration not stated
QA Engineer at Instil, Belfast, £Contract Rate
Contract Spy Belfast, Northern Ireland, United Kingdom
The Role We’re looking for a QA Engineer to join our engineering team in Belfast, helping ensure the quality of the software we deliver across a range of projects. This is a hands-on role where you’ll focus on building out automation, improving test coverage, and working closely with engineers to make quality part of the development process, not something that happens at the end. You’ll be working in fast-moving, agile teams, contributing to how we test, release, and continuously improve the systems we build. What You’ll Be Doing Build and maintain automated tests for web-based applications using tools like Playwright Automate tests across both user interfaces and backend services Expand and maintain automated regression test suites to support reliable releases Integrate testing into CI/CD pipelines to support continuous delivery Contribute to test strategies and quality approaches across projects Set up and manage test...
Contract Spy
Jul 16, 2026
6 Months or more
Cyber-Security/Information Security Senior Threat Modeler at Deloitte, Belfast, 6 Months, £Competitive Day Rate
Contract Spy Belfast, UK
Role: Senior Threat Modeler Location: London / Belfast Start Date: ASAP End Date: 6 Months Daily Rate: Competitive Day Rate, Inside IR35 Payroll provider – Rockford Payroll Info for Contingent Workers – Rockford Pay Responsibilities Threat Modeling using a documented process. Development of automation tools as required. Maintain a high standard of work in identifying threats and specifying mitigating controls. Attending to the lifecycle of identified threats and controls. Delivery of threat models and supporting tasks within existing timeframes. Provide feedback, support, and improvements to the existing threat modeling process. Present work to seniors, the team, and other technical teams. Train newer members of the team Supervise junior members of the team Run parts of our threat model service Work with little supervision to complete work Develop, test, and deploy secure and efficient Python-based...
Contract Spy
Jul 15, 2026
Duration not stated
C++ Contractor at Data Intellect, Belfast, £Contract Rate
Contract Spy Belfast, UK
At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers, and collaborators who believe in pushing boundaries, not egos. If you're a seasoned C++ Developer ready to lead, innovate, and make an impact, we want to hear from you. Job Description As a C++ Developer at [DI], you will focus on developing Front Office Trading software, primarily working within the market data development teams. You will gain exposure to the full software stack, using modern development tools and concepts to deliver high quality, best practice software solutions. This will involve working on the end-to-end development of low latency software components written in C++. Project responsibilities will range from design, architecture and development of greenfield projects to maintenance, latency tuning and enhancements. Qualifications 4+ years’ experience of C++ development using C++17 and/or...
Contract Spy
Jul 08, 2026
Duration not stated
C++ Contractor at Data Intellect, Belfast, £Contract Rate
Contract Spy Belfast, UK
Company Description At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers, and collaborators who believe in pushing boundaries, not egos. If you're a seasoned C++ Developer ready to lead, innovate, and make an impact, we want to hear from you. Job Description As a C++ Developer at [DI], you will focus on developing Front Office Trading software, primarily working within the market data development teams. You will gain exposure to the full software stack, using modern development tools and concepts to deliver high quality, best practice software solutions. This will involve working on the end-to-end development of low latency software components written in C++. Project responsibilities will range from design, architecture and development of greenfield projects to maintenance, latency tuning and enhancements. Qualifications 4+ years’ experience of C++ development...
Contract Spy
Jul 02, 2026
Duration not stated
IT Network Engineer at Quattris, Belfast, £15 - £27 an hour
£110 - £200 per day
Contract Spy Belfast, UK
Scope of Work: Install and troubleshoot desktops, laptops, printers, and peripherals Perform rack and stack installation of switches, routers, and related hardware desktop-related tasks plus rack and stack activities. Tool Requirement: * Windows Laptop * Screwdriver set * Console cable Location: Belfast,UK Pay: £15.00-£27.00 per hour Work Location: In person
Contract Spy
Jul 01, 2026
Duration not stated
C++ Contractor at Data Intellect, Belfast, £Contract Rate
Contract Spy Belfast, UK
Company Description At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers, and collaborators who believe in pushing boundaries, not egos. If you're a seasoned C++ Developer ready to lead, innovate, and make an impact, we want to hear from you. Job Description As a C++ Developer at [DI], you will focus on developing Front Office Trading software, primarily working within the market data development teams. You will gain exposure to the full software stack, using modern development tools and concepts to deliver high quality, best practice software solutions. This will involve working on the end-to-end development of low latency software components written in C++. Project responsibilities will range from design, architecture and development of greenfield projects to maintenance, latency tuning and enhancements. Qualifications 4+ years’ experience of C++ development...
Contract Spy
Jun 23, 2026
Duration not stated
kdb+ Contractor (Capital Markets) at Data Intellect, Belfast, £Contractor Rate
Contract Spy Belfast, UK
INTRODUCTION. Join the world’s largest kdb+ Consultancy where every query matters, every millisecond counts and every system you build shapes the future of data-driven finance. At  Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers and collaborators who believe in pushing boundaries, not egos. If you're a proficient kdb+ developer ready to lead, innovate and make an impact, we want to hear from you. Job Details. >Reference: REF208Y >Department: Time Series Data >Location: London Office >Contract Type: Contract >Experience: Mid-Senior Level >Industry: Information Technology And Services >Closing Date: 01/12/2026 Requirements. What You Bring 7+ years of hands-on kdb+ development, with deep...
Contract Spy
Jun 17, 2026
Duration not stated
C++ Contractor at Data Intellect, Belfast, £Contract Rate
Contract Spy Belfast, UK
At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers, and collaborators who believe in pushing boundaries, not egos. If you're a seasoned C++ Developer ready to lead, innovate, and make an impact, we want to hear from you. Job Description As a C++ Developer at [DI], you will focus on developing Front Office Trading software, primarily working within the market data development teams. You will gain exposure to the full software stack, using modern development tools and concepts to deliver high quality, best practice software solutions. This will involve working on the end-to-end development of low latency software components written in C++. Project responsibilities will range from design, architecture and development of greenfield projects to maintenance, latency tuning and enhancements. Qualifications 4+ years’ experience of C++ development using C++17 and/or...
Contract Spy
Jul 09, 2026
Duration not stated
Network Engineer at Blue Whale Technologies Ltd, Belfast BT16, £160-£190 per day
£160 - £190 per day
Contract Spy Belfast BT16, UK
Job Summary We are seeking a highly skilled and motivated Network Engineer to join our dynamic IT team. The successful candidate will be responsible for designing, implementing, maintaining, and supporting our organisation’s network infrastructure. This role offers an excellent opportunity to work with cutting-edge technologies and contribute to the stability and security of our network systems. The ideal applicant will possess a strong background in computer networking, network security, and system administration, with experience across a variety of network protocols and hardware platforms. Duties Design, deploy, and manage complex network architectures including LAN, WAN, MPLS, and SD-WAN solutions. Configure and support network devices such as Cisco routers, switches, ASA firewalls, Juniper devices, and other hardware components. Implement and maintain secure VPNs using IPsec, SSL/TLS protocols, and utilise Cisco ISE for identity management....
Contract Spy
Jul 02, 2026
Duration not stated
Network Engineer at Blue Whale Technologies Ltd, Belfast BT16, £160 - £190 a day
£160 - £190 per day
Contract Spy Belfast BT16, UK
Job Summary We are seeking a highly skilled and motivated Network Engineer to join our dynamic IT team. The successful candidate will be responsible for designing, implementing, maintaining, and supporting our organisation’s network infrastructure. This role offers an excellent opportunity to work with cutting-edge technologies and contribute to the stability and security of our network systems. The ideal applicant will possess a strong background in computer networking, network security, and system administration, with experience across a variety of network protocols and hardware platforms. Duties Design, deploy, and manage complex network architectures including LAN, WAN, MPLS, and SD-WAN solutions. Configure and support network devices such as Cisco routers, switches, ASA firewalls, Juniper devices, and other hardware components. Implement and maintain secure VPNs using IPsec, SSL/TLS protocols, and utilise Cisco ISE for identity management. Manage...
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