10 of 10 Permanent Principal Systems Engineer Jobs in London

summary Principal Systems Engineers provide technical leadership and are responsible for the operation and running of national, highly available distributed systems being built and run within NHS England. These systems can differ in size, scale and purpose, but an example system would: Have a round … large volumes of sensitive data - hundreds of millions of records and documents. Have a direct clinical impact on patient care. These national critical systems enable safe, reliable identification across health and care, supporting services used by hundreds of thousands of people every day. Main duties ...

looking for an experienced Principal Systems Engineer to support the design, integration, testing, and delivery of complex engineering systems. The role involves working across the full systems lifecycle, from initial concept and requirements through to verification, acceptance, and customer delivery. The successful candidate will work with … multidisciplinary teams across software, electronics, and mechanical engineering, supporting system development, risk management, technical documentation, and continuous improvement. Key Responsibilities Lead systems design, integration, verification, and testing activities. Support projects through the full engineering lifecycle. Work closely with software, electrical, and mechanical engineering teams. Manage technical risks and contribute ...

Pension Insurance Corporation (PIC), we're looking for a Principal IT Systems Engineer to join our IT Operations and Engineering team. This is a senior, hands-on technical leadership role for an experienced engineer who combines deep infrastructure expertise with modern cloud and platform engineering capabilities. … senior technical authority and escalation point across infrastructure, cloud, identity and platform services. Provide technical leadership and deputise for the IT Systems Team Manager when required. Drive the design, resilience and continuous improvement of on-premises and cloud platforms. Lead root cause analysis and resolution of complex technical issues ...

Monzo is seeking a Principal Engineer to lead architectural direction for the company’s most complex systems. You will partner with engineering and product leaders to shape the technical and product roadmap, staying hands-on to maximize leverage. You will mentor senior engineers and drive cross-team initiatives ...

CreateFuture in Edinburgh is seeking a Principal-level engineer to lead a large iGaming engagement. You will oversee engineers and tech leads, size work, shape teams, and own delivery across platforms, ensuring architecture, reviews, and coaching are aligned with business outcomes. You’ll steer by example, balance technical ...

Northrop Grumman UK is seeking a Principal Safety Engineer to lead safety assurance for naval Platform Management Systems. You will drive safety activities across hardware, software, and firmware, coordinating with design teams and customers to meet safety targets. You will mentor junior engineers, present complex safety arguments … stakeholders, and stay current with IEC 61508 and Def Stan 00-056 standards as part of a sovereign defence software and systems centre of excellence. #J-18808-Ljbffr ...

Raytheon UK is seeking a Principal Software Engineer to join our established software development function in London. You will work in a cross-functional team, delivering and deploying critical software across multiple business areas. The role requires hands-on experience with React/NextJS, TypeScript, Python and Java ...

leading project solutions company in London is seeking a Principal AI Engineer to drive innovative AI initiatives. The ideal candidate will have strong leadership skills and deep technical expertise in AI and machine learning, overseeing the development of advanced AI systems. This high-impact role demands a visionary ...

Moody's is seeking a Principal Software Engineer-AI to lead strategy, delivery, and evolution of mission-critical AI platforms and intelligent applications within the Digital Content and Innovation organization. You will own multi-year architecture and technology roadmaps for AI platforms and guide multiple engineering teams ...

leading IoT technology firm is seeking a highly skilled Principle and Senior Backend Engineer (.NET) to design and develop critical backend services for IoT products. The role involves building scalable systems, ensuring high automated test coverage, and collaborating with various teams to create secure solutions. This position offers ...