1 to 25 of 102 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 ...

Senior Systems Engineer London & South UK | Home-based with customer travel Package: 70/30 split | £9,000 car allowance | Stock | Private medical | Dental | Life insurance | Pension We're working with a high-growth, global data protection and cyber resilience vendor that is continuing … take serious market share across the backup, recovery and storage space. They are now looking for a Senior Systems Engineer/Pre-Sales Specialist to play a key role across the London and South UK region . This is a home-based role ...

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 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 ...

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 ...

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 ...

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 ...

days onsite per week Contract engagement: Inside IR35 Budget: To be discussed with suitable candidate Role: We are seeking a Senior Systems Engineer to join a greenfield initiative within one of the worlds largest market data platforms. Youll help build the capability to monitor, measure … synthetic testing, latency measurement and large-scale data aggregation, transforming performance data into global latency views and actionable health insights. Key Responsibilities: Build systems for globally distributed synthetic testing of market data flows. Develop aggregation layers to process large-scale latency data. Create global latency views and health dashboards. ...

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 ...

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 ...

seeking a highly experienced and security-cleared Senior Systems engineer with a strong background in electrical engineering and test design. This contract role involves leading complex equipment work packages, managing suppliers and stakeholders, and ensuring delivery to time, cost, and quality standards. Key Responsibilities: Lead ...

Positiv+ Cohort is seeking a highly experienced Senior Systems Engineer with security clearance to lead equipment work packages and ensure delivery to time, cost, and quality targets. The role combines electrical engineering with test design and supplier management in a complex environment. This contract role ...

Pure Storage, Inc. is seeking a Senior Systems Engineer to join the Public Sector, Defence and Defence Industrial Base team in the UK & Ireland. The role is remote-based with regular travel across the UK and Ireland to meet customers and partners, including on-site ...

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 ...

Senior Systems Reliability Engineer (SRE), Edge Cloudflare ·United States, London, United Kingdom Job Description About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites … problems to keep the Internet moving forward, you’ll fit right in. Available Locations: London, UK About the Role We are looking for talented Systems Reliability Engineers to build and operate our Edge platform running in more than 320 cities in over 120 countries. Our SREs come from diverse ...

world-leading institutions and companies to bring our dream of a sustainable space ecosystem to life. We are looking for a Senior Systems Engineer to join our Systems Engineering Team who will work on both … current missions and future projects. This position is open for the UK and for Switzerland. The Role As a Senior System Engineer, you will support the full technical development of satellite missions—from early concept and requirements through to launch and in-orbit commissioning. ...

help improve how everyone learns a sport, we want to hear from you. The Role We’re looking for a Senior Embedded Systems Engineer to help own the firmware and embedded systems at the heart of Carv. This is a firmware-leaning role … skiers globally. What You'll Do Architect, develop, and maintain firmware for Carv’s connected sensor systems. Work on low-power, resource-constrained embedded systems using embedded C/C++. Help develop next-generation sensing hardware, including early prototypes, bring-up, validation, and productionisation. Debug issues across firmware, electronics ...

maintain and evolve the training framework that powers our frontier-scale language models. This role sits at the intersection of large-scale training, distributed systems, and HPC infrastructure. You will design and maintain the core components that enable fast, reliable, and scalable model training — and build the tooling that … connects research ideas to thousands of GPUs. If you enjoy working across the full stack of ML systems, this role gives you the opportunity and autonomy to have massive impact. What You’ll Work On Build and own the training framework responsible for large-scale LLM training. Design distributed ...

maintain and evolve the training framework that powers our frontier-scale language models. This role sits at the intersection of large-scale training, distributed systems, and HPC infrastructure You will design and maintain the core components that enable fast, reliable, and scalable model training - and build the tooling that … connects research ideas to thousands of GPUs If you enjoy working across the full stack of ML systems, this role gives you the opportunity and autonomy to have massive impact Build and own the training framework responsible for large-scale LLM training Design distributed training abstractions (data/tensor ...

Permutable, we build real-time AI systems that transform large volumes of global news, market and proprietary data into market intelligence for financial institutions. We are moving towards a more real-time, event-driven and agent-driven architecture. We are looking for a Senior Software Engineer to help design and build the backend services, distributed systems and cloud infrastructure behind it. This is a hands‐on software engineering role with end‐to‐end production ownership. You will work directly with our founder and engineering team and have significant influence over how our next ...

Transak Inc. is seeking a senior engineer to own critical payment microservices end-to-end, designing and operating systems that move real money across currencies and jurisdictions. You will work across design, implementation, and deployment while collaborating with Risk, Compliance, and Ops teams. The role ...

Carv is seeking a Senior Embedded Systems Engineer to own firmware and embedded systems at the heart of our connected sensor product. You’ll work across the full hardware stack, debugging electronics in the lab and collaborating with production test systems. Expect to build ...

planning to 1000x this scale in the next 2 years. To make the cheapest synthetic fuels on earth we need to have our electrical systems efficient, cheap, and scaleable. That means having end-to-end ownership of hardware and software, both in our deployed machines, in our factory … difference, we want to meet you. We are looking for a senior engineer who can architect, ship, and scale embedded systems that move from prototype to thousands of deployed industrial machines. The role System architecture design that scales Requirements capture, risk analysis, design reviews Firmware ...