1 to 25 of 145 Senior Systems Engineer Jobs in London

about building in the whole-system space rather than specialising solely in applications, infrastructure, networks, or platforms.We are seeking experienced Senior Systems Engineers to join multidisciplinary product teams across a range of national services. You will play a key role in designing, building, operating, and continually improving … systems that support citizens, patients, and healthcare professionals across England.As a Senior Systems Engineer, you will work on services used by millions of people. These range from citizen-facing digital products to critical back-end platforms and APIs. The role involves solving complex technical ...

From cutting-edge defence technology to ground-breaking innovations our mission is to empower and protect lives. Join us as a Senior Systems Engineer where you will have the opportunity to work with cutting-edge technology in partnership with some of the most brilliant minds.The … RoleAs a Senior Systems Engineer, you will play a critical role in delivering and supporting the through-life technical delivery of specialist Test & Evaluation equipment and facilities across MOD Land Ranges in the UK. This role ensures that complex systems operate safely, efficiently ...

Full TimeOn-siteLondon, UKPosted 23 hours agoDOE GBP/Year Senior Systems Engineer job in London – DOEHexwired has partnered with a company who are a leading company in the specialised electronics industry. They are looking for a Senior Systems Engineer … team you should be able to work under your own steam.Key skills required for this role:Bachelor’s degree (or equivalent) in biomedical, mechanical, systems, electrical, or related engineering field. Strong analytical and problem-solving skills, especially in high-reliability, life-support systems such as ventilators.Experience applying risk ...

Full TimeOn-siteLondon, UKPosted 23 hours agoDOE GBP/Year Senior Systems Engineer job in London – DOEHexwired has partnered with a company who are a leading company in the specialised electronics industry. They are looking for a Senior Systems Engineer … should be able to work under your own steam. Key skills required for this role: Bachelor's degree (or equivalent) in biomedical, mechanical, systems, electrical, or related engineering field. Strong analytical and problem-solving skills, especially in high-reliability, life-support systems such as ventilators. Experience applying risk ...

about building in the whole-system space rather than specialising solely in applications, infrastructure, networks, or platforms. We are seeking experienced Senior Systems Engineers to join multidisciplinary product teams across a range of national services. You will play a key role in designing, building, operating, and continually … improving systems that support citizens, patients, and healthcare professionals across England. As a Senior Systems Engineer, you will work on services used by millions of people. These range from citizen-facing digital products to critical back-end platforms and APIs. The role involves solving ...

Senior Trading Systems Engineer80,000 + bonusLondonQuant Capital is urgently looking a Senior Trading Systems Engineer to join our high profile client. Our client is one of the world's top Prop Trading Houses. They trade across a wide range of asset … classes globally. They cover the global markets by leveraging and integrating technology, risk management and quantitative research. As a Senior Trading Systems Engineer you will have expertise in infrastructure engineering and supporting relevant systems. You will be joining a world class team based in London ...

Senior Trading Systems Engineer80,000 + bonusLondonQuant Capital is urgently looking a Senior Trading Systems Engineer to join our high profile client.Our client is one of the world’s top Prop Trading Houses. They trade across a wide range of asset classes … globally. They cover the global markets by leveraging and integrating technology, risk management and quantitative research.As a Senior Trading Systems Engineer you will have expertise in infrastructure engineering and supporting relevant systems. You will be joining a world class team based in London and helping ...

Senior Systems Engineer New Malden, London (hybrid working 3-4 days per week onsite) – 12 month contract – Pay rate £50 p/h PAYE basic (£58.20 p/h including holiday pay) or £67.47 p/h Umbrella The SMCS Senior Systems Engineer will be a key part of the Systems Team, tasked with developing the SMCS programmes. They will ensure the behaviour of the system is defined via requirements, assist with the design of functionality and support verification of the product. The Systems team's work ...

Senior Systems Engineer £67.47 per hour (Inside IR35) 12 months 3-4 days a week on site - New Malden KT3 Role Description The SMCS (Submarine command system) Senior Systems Engineer will be a key part of the Systems Team … will ensure the behaviour of the system is defined via requirements, assist with the design of functionality and support verification of the product. The 'Systems' team's work encompasses system design, requirements & acceptance management, hardware design & maintenance and other general systems engineering considerations such as Security, Safety, Human ...

Senior Systems Engineer £67.47 per hour (Inside IR35) 12 months 3-4 days a week on site - New Malden KT3 Role Description The SMCS (Submarine command system) Senior Systems Engineer will be a key part of the Systems Team ...

Senior Systems Test Engineer Location: Greenford, London Contract: 6 Months Working Pattern: Hybrid 2 3 Days On Site Rate: £60.00 £75.00 per hour Umbrella (Flexible) Security Clearance: Active SC Clearance Required The Role We are currently seeking a Senior Systems Test Engineer to support an advanced defence project, working within a multidisciplinary engineering team and focusing on systems integration, verification and testing across the full systems engineering lifecycle. This is an excellent opportunity for an experienced Systems Test Engineer with a strong background in requirements ...

Senior Systems Test Engineer Location: Greenford, London Contract: 6 Months Working Pattern: Hybrid – 2–3 Days On Site Rate: £60.00 – £75.00 per hour Umbrella (Flexible) Security Clearance: Active SC Clearance Required The Role We are currently seeking a Senior Systems Test Engineer to support an advanced defence project, working within a multidisciplinary engineering team and focusing on systems integration, verification and testing across the full systems engineering lifecycle. This is an excellent opportunity for an experienced Systems Test Engineer with a strong background in requirements ...

hours support as painless as possible. To achieve this, we implement Operational Excellence best practices and strive to automate manual processes.Our Senior Systems Engineers are considered technical leaders for their team and become subject matter experts in multiple services. They work efficiently and routinely deliver the right … multiple teams. They are able to take a project, when the problem is not defined and deliver on schedule, applying appropriate technologies and industry systems-engineering best practices. They make effective implementation trade-off decisions and are able to assist others with trade-off decisions. Our Senior ...

Test Systems Engineer Location: Greenford, London Contract: 6 Months Working Pattern: Hybrid – 2–3 Days On Site Rate: £60.00 – £75.00 per hour Umbrella (Flexible) Security Clearance: Active SC Clearance Required The Role We are currently seeking a Test Systems Engineer to support an advanced … system testing, verification, validation and acceptance . The successful candidate will support the development and delivery of test and acceptance activities , ensuring complex systems meet defined requirements, acceptance criteria and customer expectations throughout the systems engineering lifecycle. This is an excellent opportunity for an experienced Test Systems ...

shape resilient, secure and high-performing IT infrastructure in a technically demanding environment? This is a senior opportunity for an accomplished Systems Engineer II who enjoys solving complex infrastructure challenges, influencing technical direction and improving platforms across cloud , datacentre and on-premises environments . Purpose … Scope of the Role As Senior Systems Engineer II , you will play a pivotal role in designing, optimising and governing critical infrastructure across datacentre, cloud and hybrid environments. You will help define technical direction, improve operational maturity, and ensure platforms remain secure, reliable and cost ...

bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands … works together are what hold that together. That is the problem you would own.ABOUT THE JOBWe are looking for a Senior Systems Engineer to join us in London and lead capability development on Thunder. You will bring pragmatic systems engineering thinking to complement ...

Title: Senior Systems Engineer Location: Rochester, Kent UK Onsite Salary: £45,000 £60,000 dependent on skills and experience Who we are: Join BAE Systems and youll be part of something bigger. As a valued member of our global colleague network, youll bring your … us. From the depths of the ocean, to the far reaches of space, theres no limit to where a career at BAE Systems could take you. Job Description: This role centres on understanding complex customer needs and translating them into clear, multi-level requirements. It involves developing advanced system ...

achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In short, We Enable Possibility.The Senior Systems Engineer (Team Lead) is responsible for the administration and operation of the firm’s Infrastructure. This role requires an in-depth knowledge … organized and must have strong communications skills. This position works very closely with the Cloud, Compute and Messaging Engineering Teams and Senior Systems Engineers of IT Operations.Job Functions:Candidate MUST have strong Power Shell scripting experience as well as operational responsibility over the Active Directory, DNS, DHCP ...

achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In short, We Enable Possibility. The Senior Systems Engineer (Team Lead) is responsible for the administration and operation of the firm's Infrastructure. This role requires an in-depth knowledge … organized and must have strong communications skills. This position works very closely with the Cloud, Compute and Messaging Engineering Teams and Senior Systems Engineers of IT Operations. Job Functions: Candidate MUST have strong Power Shell scripting experience as well as operational responsibility over the Active Directory ...

ranked second in the Aerospace & Defense sector in TIME magazine's ""World's Best Companies 2025"" ranking.As the world leader in aeronautical electrical systems, Safran Electrical & Power is a key player in the electrification of aircraft equipment and electric and hybrid propulsion. With expertise across the onboard energy chain … company designs and delivers innovative, optimized and modular architectures and solutions. Reference 2026-184712 Position descriptionDomainResearch, design and developmentJob field/Job profileArchitecture and systems engineering - Systems engineering Job titleSenior Systems EngineerEmployment typePermanentProfessional categoryProfessional, Engineer & ManagerPart time/Full timeFull-timeJob descriptionSenior Systems EngineerPitstone ...

highly-skilled, innovative and passionate group of people – Team AALTO. Together, we can Unlock Stratospace.About The RoleWe are seeking a Senior Systems Engineer to join the team leading the development of the Zephyr High-Altitude Platform Station (HAPS). In this role, you will play … part in designing, developing, and integrating software systems—focusing on ground control and onboard software to enable seamless communication, control, and mission execution. You’ll work closely with cross-functional teams to deliver robust, scalable, and compliant software solutions that meet high standards for performance, safety, and regulatory complianceResponsibilities ...

Senior AI Engineer, Agentic Systems Department: Engineering Employment Type: Full Time Location: London Compensation: £105,000 - £120,000/year Description TL;DR Kharon is seeking a full-time London-based Senior AI Engineer, Agentic Systems. Location: London, UK Annual Remuneration … including web access, semantic and hybrid retrieval, structured-data querying, internal APIs, and knowledge graphs. Design, implement, and evaluate agentic workflows and multi-agent systems that effectively balance exploration and exploitation, accuracy and latency, and autonomy and control. Define evaluation frameworks and metrics for retrieval quality, agent performance, factual ...

000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: cv@nexusjobs.comTelephone: 020 7488 6900Apply for this job nowJob DescriptionIT Senior Systems Support Engineer Our Client is a Bank based in the City of London, are looking to recruit an IT Senior Systems … required by the bank. End User Computing support for all staff. Coordinator between the London Users and Group IT Security on all requests for systems access and to ensure that such permissions are provided promptly, are regularly updated and that the Group Access Matrix Protocol is followed ...

Senior Linux Infrastructure Engineer – Systems & PlatformLondon – Hybrid200,000-350,000 totalQuant Capital is partnered with a global systematic trading firm seeking a Senior Linux Infrastructure Engineer to join a high-impact platform engineering function. The team owns core infrastructure across datacentres … global offices, supporting both investment activity and large-scale engineering workloads. This role suits a deeply technical engineer who understands large distributed systems, low-level Linux internals, and the realities of running secure, high-availability infrastructure at scale. What you'll do Design, operate and improve global ...

Description Job Overview: An exciting opportunity has arisen for a Senior Systems Engineer to join a highly skilled Systems Team supporting the development of complex software-enabled systems. You will play a key role in requirements management, system design, verification, validation and acceptance activities … analyses, investigations and evaluations, assessing technical options and producing reports and recommendations. Review and agree external interface documentation and manage interface baselines. Lead wider systems engineering activities including performance testing, human factors analysis, safety analysis, information assurance and security considerations. Support the delivery of improvements to system capability through ...