1 to 25 of 35 Senior Systems Engineer Jobs in London

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 3 weeks 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 ...

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 ...

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 ...

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 ...

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 ...

Senior Test Automation Engineer - CREST Settlement Systems Location: Hybrid (8 days onsite per month) Contract: 12 Months Engagement: Inside IR35 Industry: Financial Services/Capital Markets About the Role We are seeking an experienced Senior Test Automation Engineer with strong experience … across CREST settlement systems, test automation, and financial markets to join a leading financial services organisation. Working within Agile delivery teams, you will play a key role in defining the overall testing strategy, designing and executing automated and manual test cases, and ensuring the successful delivery of high-quality ...

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 Linux-based ...

solutions that build tomorrow’s world—today.Join us and start building tomorrow’s world today!Job DescriptionWe are looking for a Senior Systems Engineer with hands-on experience in spacecraft projects. You will support system design, analysis, and integration across multiple subsystems, ensuring spacecraft meet … budget planning.Contribute to configuration-controlled engineering documentation.Support product implementation, integration, verification, and validation at system and flight levels.Help improve and iterate on company-wide systems engineering processes.QualificationsRequired Skills: Space industry experience is mandatory.8+ years in spacecraft system engineering.Experience with system requirements, trade studies, and spacecraft design.Familiar with spacecraft assembly ...

client, a prominent player in the Defence & Security sector, is seeking a Senior Engineer - Systems to join their team on a contract basis in New Malden. This role is integral to the development of the SMCS programmes, ensuring the system's behaviour is well-defined … Maintain the Requirements database with associated contractual and acceptance details. Lead the testing and acceptance process for both hardware and software releases. Supporting the Systems team in: Elaborating and agreeing on system requirements, understanding changes in system capability against an established design baseline. Developing design specifications and carrying ...

train, evaluate, and deploy models at scale - forming the foundation of Hollywood's AI transformation.Our team sits at the intersection of large-scale data systems, machine learning, and high-performance computing. We own the full stack, from data ingestion and curation through distributed training and production inference, enabling researchers … move quickly while maintaining reliability and scalability.This role focuses on building and optimizing systems for large-scale multimodal datasets, including video, embeddings, and metadata, ensuring they are fast, reliable, and production-ready.The RoleWe're looking for experienced ML Systems Engineers to join our Research Services team and help ...

Senior Electronics Design Engineer - RF Systems Competitive Salary + Company Benefits + Technical Progression Location: Enfield (Commutable from: North London, Hertfordshire, Essex, Harlow, Cheshunt, Waltham Abbey and surrounding areas) Are you an experienced Electronics Design Engineer looking to work on advanced radar technology … develop your expertise in RF and antenna systems? On offer is the opportunity to work on specialist maritime radar systems, take ownership of projects and develop your technical skills within an experienced engineering team. This company are a leading developer and manufacturer of maritime navigation and surveillance radar ...

transforming the legal experience for all by bettering the lives of legal professionals while increasing access to justice.Summary:We are currently seeking aSenior Systems Engineer, Production to join our Platform Team. This is a remote role based in the United Kingdom, with a preference for candidates located … near London for occasional in-person collaboration.What your team does:The Systems Engineering team at Clio builds and operates the systems that power all of our cloud-based products and services. We design, automate, and maintain the infrastructure that enables our global teams to deliver reliable, secure ...

attribute of the GES execution. GES is responsible for delivery of all technology initiatives and services across TMX. Role Summary: The Systems Engineer is responsible for management and support of various infrastructure technologies on the distributed system platforms. The incumbent will design build and maintain technical solutions … broad skill set with excellent problem solving and analytical skills in addition to a strong automation and programmatic, Infrastructure as Code, approach to systems management.The RoleYou will be part of the Information Technology (IT) team that demonstrates superb technical ability, working in a challenging environment, supporting the business ...

impact, innovation and growth drive everything we do. Our Engineering teams tackle complex technical challenges across a global, three-sided marketplace, building and scaling systems that serve millions of customers, riders and partners every day.From real-time logistics to resilient infrastructure and marketplace optimisation, we design, build and operate … Engineering team, what drives us, how we work, and what you can expect.What You’ll Be DoingYou’ll be joining the Event Streaming Systems team within the broader Storage organisation. The team builds and operates highly reliable, scalable and efficient event streaming infrastructure, including Kafka, Event Streaming abstractions(internally ...

team's core software and technical infrastructure. The role involves the development and maintenance of sophisticated tools for alpha research along with the production systems used in feature engineering, portfolio construction, and trade execution.The ideal candidate should be an expert engineer with a deep theoretical foundation, extensive … systems design experience, and significant expertise in both high-level and systems programming languages (we primarily use Python and C++) and should be motivated by the idea of playing a pivotal part in a high-impact, technology-driven business. Besides strong technical skills, we value exceptional attention ...

Senior Software Engineer - Full-Stack/Cross-Asset Trading Systems Location London Business Area Engineering and CTO Ref # 10052703 Description & Requirements Join the Pioneers of Trading Technology:Imagine working on a team that's revolutionising the way financial markets operate, with trillions of dollars … traded on your systems every day.The Cross-Asset Trading System (CATS) Blotter is a powerful platform that provides a consistent base for Bloomberg trading applications. We provide infrastructure, frameworks and the frontend used at the core of some of the most demanding trading applications at Bloomberg.You’ll be building ...

PlayStation. We work at the intersection of platform engineering, developer experience, and interactive entertainment, pushing the boundaries of play through high-quality SDKs, systems, and tools.Role overviewWe’re looking for a Senior Software Engineer to build the tools and automated systems … within SDK Quality Engineering, but the work is primarily software engineering. You’ll design and build audio analysis tools, automated validation pipelines, regression detection systems, and developer-facing diagnostics that help engineers understand whether audio behaviour is correct, stable, and release-ready.You’ll work closely with Audio SDK engineers ...

high-performance talent of diverse backgrounds, experiences, and perspectives can build careers within this exciting and growing industry.Job DescriptionSummary:We’re looking for a Systems Engineer with a passion for technology and asset management to join our Engineering Team. You’ll be building the systems through … wide investment process runs. This role is ideally suited to an individual who wants to be involved in a tech-focussed firm and brings systems experience as well as coding expertise in Rust and/or Python.The Role:In this varied role, you will be responsible for owning ...

Senior Chiller Technical Pre-Sales Engineer (Commercial Cooling & Heating Technologies) - west London, UK (CANDIDATES FOR THIS ROLE MUST BE ELIGIBLE TO WORK IN THE UK WITHOUT THE NEED FOR SPONSORSHIP AND MUST BE ABLE TO TRAVEL FREELY IN EU COUNTRIES WITHOUT ANY RESTRICTIONS.) A new vacancy … requirements: Technical qualification in relevant engineering discipline HVAC/Refrigeration engineering experience related to Chillers/Heat Pumps (ideally 5yrs+) Understanding of water systems for cooling & heating applications Knowledge of heat pumps & water systems Strong communication skills Strong problem-solving skills Multi-tasking Business trips to Europe will ...

frontier of large-scale ML infrastructure. This is a hands-on technical role for someone who enjoys going deep on performance modelling, distributed systems, and real hardware behaviour — with direct influence over architecture decisions at scale. What you'll do Build simulation models for compute, memory, interconnect, and communication … behaviour across large-scale ML systems Develop tools to simulate training and inference workloads across distributed accelerator clusters Model distributed execution patterns including collectives, synchronisation, and communication bottlenecks Run experiments and benchmarks on real ML systems to calibrate and validate simulation models Analyse end-to-end performance: throughput ...

senior level, we expect you to lead technical direction within the team, make sound decisions under pressure, and actively improve the systems and practices around you. We're actively embracing AI, and are keen to hear from those with experience or enthusiasm for this new approach. This … team offers and runs the following services; System Reliability : Maintains and enhances the scalability, availability, security and resilience of systems hosted in the Azure cloud. Collaborative Development : Provides infrastructure patterns and practices guidance to squads as they develop new services, and continuously improve the IaC, policies and guardrails that ...