51 to 75 of 204 Principal Engineer Jobs in the UK

Azure Principal Platform Engineer This position allows you to join a fast-growing technology organisation focused on the critical migration and architectural evolution of our .NET services from AWS to Azure. If you are passionate about cloud-native transformation and want to lead the shift toward asynchronous, high … scale architectures, this opportunity is for you. Role Summary As an Azure Principal Platform Engineer, you will act as the authoritative Subject Matter Expert (SME) to help a major fintech architect, bootstrap, and build from scratch an enterprise-grade, multi-tenant AKS platform on a greenfield Azure landing ...

Principal Java Software Engineer Edinburgh Hybrid/UK Remote Up to £95,000 I am looking for a Senior/Principal Java Software Engineer to join a leading international network security software company This is a fantastic opportunity to work with cutting-edge technology and make … experience in Linux environments Experience in Spring framework, particular Spring Boot Desirable: Scrum Experience Project management Mentoring experience Ifyou are a driven and ambitious Principal Java Software Engineer looking for a new challenge, this could be the perfect role for you. Don't miss out on this exciting ...

Summary Based at our Global Technology Centre Bristol we are looking for a Principal Engineer with a strong background in Systems Engineering to help shape the future of flight. Our aim is to deploy a modern systems engineering ethos across the broad domains within the portfolio (Software, Controls … Model Based Enterprise toolsets to better manage technical projects, knowledge and progress. This role offers hybrid working. How You'll Contribute The Principal Research Engineer - Systems Engineering will contribute to the following: System Engineering leadership championing a systems thinking across the whole portfolio to align teams into ...

Principal Vulnerability Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (UK) Remote – UK Based Up to £110,000 + benefits Permanent – Full time Got a track record of 0-day discoveries, public CVEs, and a reputation for finding bugs that actually move the needle? Join a research-driven … backed cybersecurity scale-up trusted by Fortune 500 enterprises and critical infrastructure providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As a Principal Vulnerability Engineer , you'll own the full vulnerability lifecycle – from discovery, through detection, to deployment – building production‐grade tooling and pioneering LLM-powered ...

Principal Systems Engineer – Architecture Barrow-in-Furness, Cumbria (or alternatively Filton, Bristol if desirable) – hybrid time on site TBC – 12 month contract duration – Pay rate £58 p/h PAYE basic (£66.43 p/h including holiday pay) or £78.33 p/h Umbrella We are looking … recruit a Principal Systems Engineer to work for our leading defence client on complex systems for submarine projects. Core Duties: Assists in the production of estimates, creates and/or assists in the production of design requirement specifications. Develops, promotes and shares new technologies for implementation across businesses ...

Contract Systems Engineer (Principal Level) 6 Months (Initially) (Apply online only) per day (OUTSIDE IR35) Bristol/Hampshire Active SC clearance only Role Overview Due to exciting strategic initiatives and a focus on technological advancement, we're seeking a highly skilled Principal Systems Engineer ...

Principal Embedded Software Engineer Winfrith, Dorset (hybrid working, 3 days per week onsite) – Permanent vacancy We are looking for a Principal Embedded Software Engineer to work for our maritime defence client TKMS Atlas across a range of new projects, such as underwater vehicle control systems … sonar equipment. You will be hired as an experienced engineer to play a senior technical hands-on role in the team, with the potential to take on team leadership responsibility should you wish to. This role combines hands-on expertise with the potential for strategic leadership, establishing the processes ...

## Principal AI EngineerApplylocations: United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: R114326**Principal AI Engineer****Are** **you excited about building intelligent systems powered by innovative AI technologies? Do you enjoy creating solutions that turn complex data into impactful outcomes?** **About the team:**Embedded Innovation … inside segment and function teams, improving the internal workflows that help our people deliver better outcomes for customers, faster.**About the role:**As a Principal AI Engineer, you will be the technical lead for an embedded Innovation Squad, owning technical execution from discovery through to production. You will ...

Principal/Lead Engineer Python/Cloud/Terraform/IAM/DevOps/infrastructure-as-a-code IaC Rate: Circa £600 - £700 PD (Outside IR35), 6 Months Location: London/Hybrid x2 days We are seeking an experienced Principal/Lead Engineer to join ...

Step into a world where innovation meets impact. This Principal Software Engineer role offers you the chance to be a part of cutting-edge defence technology, driving advancements that redefine security and protect lives. Working in a dynamic and collaborative environment, you'll lead projects that make … standards, and tools for version control and automated testing. - A proactive approach to problem-solving and a commitment to delivering high-quality solutions. This Principal Software Engineer role is instrumental in delivering innovative cryptographic and key management solutions that ensure secure communication for customers worldwide. By contributing ...

Principal Systems Engineer - PYRAMID The role As a Principal Systems Engineer at Synoptix you will be helping guide the scope and direction of the engineering projects you are working on. The initial project is a military aviation program focused on driving industry adoption and compliance with ...

Principal Engineer – Formal, Datapath, Algorithms Cambridgeshire, England Senior level salary & package - based on years & relevance of experience. A newly created role within an R&D team at a major Semiconductor company – who have offices in Cambridge. I am looking to speak with Senior/Principal level engineers ...

proven delivery to over 60 countries, the business supports high-reliability, high-mix production across demanding sectors Job Overview Our client is seeking a Principal RF Engineer to join their growing engineering team in County Durham, UK. This role offers the opportunity to work on cutting-edge … mmWave products, from initial concept through to full production, within a state-of-the-art facility. The successful Principal RF Engineer will play a key role in the design, development, and delivery of innovative solutions across telecommunications and defence applications. Purpose of the Role The Principal ...

Principal Software Engineer (.NET/AWS) £90,000+ per annum IT Function Manchester/Hybrid Shape the Future of Cloud-Native Fintech Engineering Are you ready to step into a role where you can drive architectural excellence, solve complex engineering challenges, and influence technical direction at scale … looking for a Principal Software Engineer to join a high-performing engineering function, playing a critical role in delivering scalable, cloud-native fintech platforms that support a rapidly expanding digital product suite. This is a senior individual contributor role for someone who thrives on deep technical problem-solving ...

highly experienced Engineer ready to lead complex technical change and shape the future of our technology platforms? Were looking for a Principal Engineer to provide technical leadership across critical delivery initiatives, translating business needs into scalable, high-quality solutions. This is an opportunity to work ...

highly experienced Engineer ready to lead complex technical change and shape the future of our technology platforms? Were looking for a Principal Engineer to provide technical leadership across critical delivery initiatives, translating business needs into scalable, high-quality solutions. This is an opportunity to work ...

taking the direct route or trying a new path, we’ll support you no matter what. The Role We’re looking for a Principal Engineer – Payments to join Masabi’s Architecture team, with a primary focus on our payments domain. This is a senior role for someone … Good understanding of payment flows, transaction lifecycles and system design considerations Experience designing and evolving distributed systems and microservices architectures You’ve operated at Principal or Staff level, shaping technical direction across multiple teams or domains Strong judgement and the ability to balance short‐term delivery with long‐term ...

慨正橡扯 is hiring a Principal Engineer in London. You'll leverage over 10 years of experience in software development, guiding technical direction and driving innovation for various clients. This role involves building high-quality software, mentoring teams, and fostering client relationships. The position is hybrid, requiring ...

Title: Principal Software Engineer Role: Distributed Systems & Communications Location: Cambridgeshire Salary: £60-£80k Platform Recruitment has partnered with an innovative technology company developing mission-critical systems used by organisations worldwide. They're looking for a Principal Software Engineer to help shape the technical direction of their ...

part of an integrated product team. Capable of working autonomously while understanding the broader context of the role within the organization. Additionally, the Systems Engineer should possess the ability to engage in discussions regarding relevant processes and demonstrate an understanding of the impact of changes to these processes, policies … company harnesses the expertise of its 13,000 employees towards these three functions: observe, decide and guide, for the civil and military markets. Principal Systems Engineer Wolverhampton Hybrid At Safran, excellence is a journey - and we'd love you to be a part of it. As a trusted ...

Principal Site Reliability Engineer Location: Reading- Hybrid working (2-3 days onsite) Salary: £95,000 (plus bonus) Clearance: Active SC clearance required This role is a senior technical role focused on ensuring large-scale software systems and platforms are reliable, scalable, and performant. Principal SREs … hands-on engineers who also lead technically, setting standards and mentoring others rather than managing people We have an exciting opportunity for a Principal Site Reliability Engineer to join a major UK critical infrastructure programme delivering large-scale cloud-native transformation at enterprise scale. In this role ...

Principal React Engineer Remote (UK) | Permanent At a Glance Role:Principal React Engineer Salary:£100,000 £120,000 Location:Remote (Northern Ireland based) Employment type:Permanent, full-time Stack:React, TypeScript, Storybook, Jest, RTL, Cypress The Role This is a frontend leadership position for someone … data-heavy or complex product environments Background in product-led organisations Why Apply This is a rare opportunity to step into a genuine Principal-level role with real ownership and real influence. The feedback from engineers placed within this team has been consistently strong, and the breadth of impact ...

Marlin Selection Ltd is searching for a Principal Engineer in London to lead the Communications Surveillance Technology team. This role involves technical leadership, mentoring engineering talent, and influencing architectural decisions. Candidates must have proven experience in Communications Surveillance Technology, a strong background in software development lifecycle, and excellent ...

Title Principal Engineer Salary £100,000 + 2% Equity Company Description Rivulo.ai - VC-backed AI automation startup Job Description As the first technical hire, you will own the architectural evolution of an agentic workflow platform. Transitioning the codebase from the technical co‐founder, you'll build robust systems … with customers to understand friction points, translating messy real‐world operational needs into elegant, automated agent‐led systems. The ideal candidate Expert full‐stack engineer with deep TypeScript/JavaScript proficiency and professional experience (or a strong willingness to master) PHP/Laravel 12. Proven track record ...

that will shape how Centrica operates over the next decade, this is the place to do it. An opportunity to play your part The Principal Software Engineer provides the technical leadership, architectural vision, and engineering standards required to evolve and scale the Field Platform. The role ensures that … automate, simplify, reduce cycle time, improve developer experience, adopt new tools and AI, and scale better engineering practices across squads Key Stakeholders: The Principal Software Engineer works closely with the Head of Engineering to align on engineering strategy, technical priorities and delivery performance. They partner frequently with Product ...