1 to 25 of 343 Principal Engineer Jobs in the UK excluding London

Role: Principal Engineer Salary: £80,000£95,000 Location: Manchester This is a highly hands-on technical role, ideal for a strong Senior Engineer, Principal Engineer or existing Tech Lead who wants to stay close to the code while taking real ownership of architecture, technical …/LLM functionality where it adds value. Contribute to automated testing, code reviews and technical standards. Key Skills Senior-level experience as a Software Engineer, Principal Engineer or Tech Lead. Strong hands-on development experience with Node.js, Go or similar technologies. Experience across the full software development ...

Principal Engineer – Member Experience Platform (App, Portal & Identity) The Member Experience Platform (MEP) powers Skipton’s most visible digital channels, our Mobile App, Member Portal, and Customer Identity capabilities, used by over a million members to manage their financial lives. As Principal Engineer … grow in sophistication and impact, the engineering system behind them must operate at a high‐performance, high‐reliability standard . This is where the Principal Engineer becomes pivotal. You ensure that the platform’s architectural patterns, delivery practices and technical decisions make it possible to ship small, safe ...

Principal Engineer - Product Safety Barrow based (Mainly remote 2-3 days per month on site) £74.68 per hour Umbrella inside IR35 12 Month Contract Currently recruiting for a Principal Engineer - Product Safety to work within one of the Uks leading defence organisations in Barrow. Mainly remote … with travel to Barrow 2-3 days per month. The Principal Engineer - Product Safety shall provide support to the Engineering Delivery Manager in the development, delivery and maintenance of the Project Product Safety Management System and Product Safety Case to ensure Products are safe to own and legal ...

## Principal Engineer - Digital Experience PlatformApplylocations: Skipton, Englandtime type: Full timeposted on: Posted 8 Days Agojob requisition id: JR3944## **Hours:**35 hours per week, hybrid## **Closing Date:**Sat, 11 Jul 2026The Digital Experience Platform (DEP) powers Skipton’s public websites and our Design System. Our websites and digital … visits each month. Our Design System provides consistency across User Interfaces for our products and platforms, to ensure an accessible and intuitive digital experience.As Principal Engineer, you set the engineering tenets, patterns and paved roads that these platforms and products (and the teams who build them) depend ...

innovation, LSEG is a place where everyone can grow, develop and fulfil your potential with meaningful careers. Role Description We are seeking a Principal Engineer to act as the most senior hands‐on technical expert for our leading Risk Screening platform. This role partners closely with architecture, service … system’s non‐functional characteristics, including end‐to‐end latency, cloud scalability, resilience, and the effective handling of large and growing data sets. The Principal Engineer ensures these qualities are deliberately designed for, correctly implemented, and continuously validated in production. Rather than owning architecture in isolation, the Principal ...

Principal Powertrain Systems Engineer Derbyshire, UK £60-75k + bonus + benefits As principal engineer you will be responsible for the delivery of base engine systems for a new engine programme. This will involve working with subcontractors that will provide detailed level design expertise. Your … role will involve working with the chief engineer and other principal engineers to establish system requirements and specifications, oversea the detailed design, integration, development and validation of the complete engine system. Your background: Principal Powertrain Systems Engineer Proven direct experience with the design/development ...

Principal Telecoms Engineer – Rail A growing UK rail infrastructure and engineering organisation is strengthening its in-house Design & Engineering capability following continued success across major infrastructure projects and long-term framework agreements. We are seeking an experienced Principal Telecoms Engineer to provide technical leadership across … diverse portfolio of operational telecoms and multidisciplinary rail infrastructure projects. This is an excellent opportunity for an established Principal Engineer, Telecoms CRE, Principal Rail Systems Engineer or Rail Communications Lead to take a senior technical position within a growing design organisation, delivering critical infrastructure projects ...

Title: Principal Systems Engineer Location: Portsmouth - Hybrid 3+ days per week on-site Role Type: Permanent Salary: 57,000 depending on experience + 10% bonus Our client, an established defence firm, require an experienced Principal Systems Engineer to join their multi-disciplined team based in Portsmouth. … would need to be eligible for UK SC Clearance - 5+ years residency in the UK and right to work (no sponsorship). As a Principal Systems Engineer you will support the delivery of one or more of the core marine engineering service elements; Design Change Management, Platform Technical ...

Role: Principal Engineer Salary: £80,000-£95,000 Location: Manchester This is a highly hands-on technical role, ideal for a strong Senior Engineer, Principal Engineer or existing Tech Lead who wants to stay close to the code while taking real ownership of architecture, technical ...

London UK-based | Edinburgh or London | Approximately 1 day per week Build the future, in the real world. We’re looking for a Principal Engineer to join us in a Forward Deployed role — working directly with teams to turn emerging technology and platform capabilities into real, production-ready … make effective use of AI and emerging technology without compromising engineering quality. What we're looking for We’re looking for a T-shaped Principal Engineer : broad engineering capability across the full stack, with deep expertise in at least one relevant area. You’ll bring: Strong engineering fundamentals ...

Leonardo Cyber Security Division is looking to recruit a Principal DevSecOp Engineer to join its UK based engineering team working within a highly secure environment; with responsibility for providing a bridge between software development, testing, infrastructure, operations and system administrators to facilitate efficient, continuous and high-quality software … environment delivery. The processes and tooling implemented by the Principal DevSecOps Engineer will enable source code and associated artefacts to be installed and configured on scalable infrastructure across environments which comply to strict security regulations. The Principal DevSecOps Engineer will typically combine the skills of software ...

Principal Engineer Full Time | £74,781.00 to £87,244.00 dependant on experience| OSHQ Southampton | Hybrid working Who we are We are Ordnance Survey, Great Britain’s national mapping service and a global leader in geospatial data and technology. For over 230 years, our data has helped governments, businesses … standards, architecture and practices that underpin everything we do. About the role This is a rare and high-impact opportunity for an exceptional Principal Engineer to operate as the senior technical authority within Business Systems. You won’t just contribute to engineering decisions — you will set the direction. ...

# Principal Database Platform Engineer at N Consulting Ltd**Role: Principal Database Platform Engineer****Location: Sheffield, UK (3 days weekly from office)****Duration: 6-12 Month (Extendable)****We are currently seeking an experienced Principal Engineer whose main area of expertise is Database … complemented with strong engineering skills.****As a Principal Engineer you will be at the forefront of our technology, influencing the strategy and direction of our services. This is a leadership role where you will be responsible for driving technical excellence across a diverse set of tooling, mentoring ...

Principal DevSecOps Engineer - Permanent Bristol | Hybrid - 3 days per week on-site £110,000-£125,000 + 5-10% bonus + pension + benefits | Permanent Build secure, scalable platforms that enable transformation. We're looking for a Principal DevSecOps Engineer to lead the adoption and continuous … Provide technical leadership and help establish effective DevSecOps ways of working What we're looking for You'll be an experienced DevSecOps Lead or Principal Engineer with strong hands-on and leadership experience across: * CI/CD & GitOps - GitHub Actions, Argo CD, Argo Rollouts * Security & compliance - Trivy, vulnerability ...

Overview Waters is seeking a Principal IVD Software Engineer to help shape the future of our LCMS Clinical and Diagnostic software portfolio. This is a highly influential individual contributor role suited to an experienced software engineer with deep expertise in regulated product development. You'll provide technical … better healthcare outcomes. Our teams bring together software engineers, scientists, systems engineers, quality specialists, and product leaders to solve complex interdisciplinary challenges. As a Principal Engineer, you'll contribute not only to technical solutions but also to the continued evolution of our engineering culture, capabilities, and ways ...

Principal Avionics & Electrical Systems Engineer We are looking for an experienced Principal Avionics & Electrical Systems Engineer to join a growing aerospace engineering team, supporting the design, development, integration and certification of complex aircraft avionics and electrical systems. This is a senior technical role offering the opportunity … across a broad range of aircraft modification and systems engineering programmes, working closely with customers, suppliers, engineering teams and airworthiness professionals. The Role As Principal Avionics & Electrical Systems Engineer, you will provide technical leadership across avionics and electrical engineering activities, supporting the delivery of aircraft modification and installation ...

Principal Engineer - Software Engineering (Kubernetes ) Client: BAE Systems (Submarine Solutions) Location: Frimley, Surrey (hybrid 2 to 3 days onsite) Contract: 12 months Rate: 50 PAYE or 67.47 UMB BAE Systems (Submarine Solutions) is looking for an experienced Kubernetes Principal Engineer/Platform Architect to shape ...

Principal Engineer - Product Safety Barrow based (Mainly remote 2-3 days per month on site) £74.68 per hour Umbrella inside IR35 12 Month Contract Currently recruiting for a Principal Engineer - Product Safety to work within one of the Uks leading defence organisations in Barrow. Mainly remote ...

position for a Principal Test Engineer role based in Great Yarmouth, Norfolk has become available, offering hybrid working plus a fantastic 9-day working fortnight! The Principal Test Engineer, based in Great Yarmouth, Norfolk will be responsible for defining, maintaining, and continuously improving test strategies, standards … processes, and technologies to ensure robust, efficient, and compliant product test solutions. Ideal candidates for the Principal Test Engineer job based in Great Yarmouth, Norfolk will have experience across the following areas: Extensive experience in test engineering within a manufacturing environment Strong understanding of Automated test systems ...

Principal Embedded Linux Engineer | £80-90k | Cambridge Are you a Linux expert with a passion for high-performance embedded systems? My client is looking for a Principal Software Engineer to drive the architecture and design of their industry-leading products. As a Principal Engineer ...

highly experienced Engineer ready to lead complex technical change and shape the future of our technology platforms? We’re 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 … This is a hybrid role , a mix of working from home plus time in our central Leeds & Bradford offices. About the role As a Principal Engineer , you’ll act as a technical lead across complex initiatives, shaping solutions and guiding delivery from design through to live service. ...

V06445 - Principal Engineer - Product Security (Product Security Analyst) Barrow based (Mainly remote 1-2 days per month on site) £85.40 per hour Umbrella inside IR35 12 Month Contract Currently recruiting for a Principal Engineer - Product Security (Product Security Analyst) to work within ...

V06445 - Principal Engineer - Product Security (Product Security Analyst) Make sure to read the full description below, and please apply immediately if you are confident you meet all the requirements. Barrow based (Mainly remote 1-2 days per month on site) £85.40 per hour Umbrella inside IR35 12 Month … Contract Currently recruiting for a Principal Engineer - Product Security (Product Security Analyst) to work within one of the Uks leading defence organisations in Barrow. Mainly remote with travel to Barrow 1-2 days per month. Strong understanding of Information Assurance and Product Security within complex engineered systems Possesses ...

Principal AI Engineer The Role: We are looking for a Principal AI Engineer to join the technology team at Synoptix. The technology team specialises in applying AI to solve challenges within complex systems, with expertise spanning object detection, neural network resilience, AI assurance, and the development … synthetic data. Through bespoke research and development programmes the team delivers high-grade AI systems and services for high-stakes environments. As the Principal AI Engineer at Synoptix, you will help shape the scope, direction, and technical vision of the engineering projects you lead. You will engage with ...

Principal Data Engineer Hounslow, Hybrid | £90,000 - £110,000 + Benefits This is an opportunity for a Principal Data Engineer to take ownership of enterprise-scale data engineering initiatives within a well-established organisation undergoing significant investment in its data and technology capabilities. You'll combine … growing data and engineering function * Collaborative environment with strong investment in modern data platforms and technology How to Apply If you're an experienced Principal Data Engineer looking to shape technical strategy, lead engineering excellence, and deliver impactful data solutions, apply today. ...