76 to 100 of 204 Principal Engineer Jobs in the UK

leading name in global financial markets seeks a Principal Engineer to drive technical leadership within their Surveillance Technology team. This pivotal role involves overseeing complex systems design, fostering engineering best practices, and mentoring talent. Ideal candidates will have strong technical backgrounds, a deep understanding of communications surveillance technologies ...

Principal Systems Engineer – Future Combat Air - 1654 Location: Luton, UK (Capability Green) Contract Length: 12 Months Rate: £84.63 UMBRELLA Hours: 37 hours per week Working Pattern: 80–100% onsite (4–5 days per week) Clearance Required: SC Clearance eligible and Sole UK Nationality required My client … opportunity for a Systems Engineer to join the team supporting the development of advanced aerospace systems as part of the Global Combat Air Programme (GCAP) . This role will focus on supporting the development of system requirements, including design and interface definition activities to assist engineering teams with design ...

Principal Software Engineer Salary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, owned highly experienced and recognised practitioners in UK defence consultancy. We are looking for candidates ...

Principal Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, owned highly experienced and recognised practitioners in UK defence consultancy click apply for full ...

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 ...

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 ...

Principal Systems Engineer Luton 12-Month Contract Paying up to 85p/h (Inside IR35) Key Responsibilities Development of RF system requirements. Assisting engineering domains in design and integration activities. Assisting with requirements definition for integration, qualification, verification, and validation activities Essential: Hold a degree or equivalent qualification ...

Principal Rust Engineer London | Permanent | Hybrid Ncounter is supporting a global investment firm in hiring a Rust Developer to join a highly influential Product team. This group sits at the core of the business, building the distributed platforms, internal services, and compute frameworks that underpin trading, quant research ...

Durlston Partners LLP in London is seeking a Principal Engineer to lead within their Engineering function. You will be the 'go to person' for finance and tech questions, contributing hands-on to front-office and systems projects. The role offers a compensation package exceeding £180k base, equity from ...

Principal RF Engineer HWIL/RF Test & Simulation Stevenage | £65£75 per hour | Long-term contract Were supporting a leading UK defence organisation looking to bring in a Principal RF Engineer to join their specialist Hardware-in-the-Loop (HWIL) team. This is a hands ...

Crawford Legal Advokatfirma As seeks a Principal Engineer - Recovery & Resilience to design and implement enterprise-wide recovery capabilities. This role emphasizes hands-on execution, orchestration, and automation of recovery processes. The ideal candidate will lead recovery workflows, optimize backup tools like Commvault, and collaborate with various teams ...

well-established, but fairly early-stage (less than 200 employees) trading firm based in London, dedicated to becoming a leading figure. Looking for a Principal Engineer, need a “go to person” for Finance & Tech questions. This will be a nice mixture of leadership/hands-on responsibilities within ...

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 Modelling & Simulation Motorsport & High-Performance Vehicles We are working with a leading engineering organisation at the forefront of motorsport and high-performance vehicle technology to appoint a Principal Systems Engineer Modelling & Simulation. This role sits at the highest level of technical contribution (equivalent … Staff Engineer level globally). It offers the opportunity to define modelling strategy, lead complex system development, and directly influence next-generation electrohydraulic technologies. The Opportunity This is a senior, hands-on technical leadership role focused on model-based design, simulation capability, and system performance. Youll work across ...

Principal RF Engineer HWIL/RF Test & Simulation Stevenage £65£75 per hour Long-term contract Were supporting a leading UK defence organisation looking to bring in a Principal RF Engineer to join their specialist Hardware-in-the-Loop (HWIL) team. This is a hands ...

Principal Software Engineer/Developer (Python AWS) London/WFH to £150k Join a high-growth, VC-backed Fintech building a market-leading analytics platform used by Hedge Funds, Asset Managers and global financial institutions. As a Principal Software Engineer, you will play a pivotal role ...

standards expertise includes current Cisco focus areas such as AI agents, AI infrastructure, networking, routing, switching, wireless, security, data, quantum. Your Impact: As a Principal Engineer reporting to the VP of Global Technology Standards, you will bring domain expertise across multiple technology areas and/or product portfolios ...

Principal RF Engineer Southampton (or alternatively Bristol) - 6 month duration - Pay rate £64.81 p/h Umbrella or £47.54 p/h PAYE (£54.45 p/h including holiday pay) We are recruiting for an Engineer with microwave engineering knowledge, who is familiar with working on complex ...

Senior/Principal Software Engineer Location: Kent (Onsite) 4 days per week. Salary: Up to £65,000 depending on experience Due to the nature of the work, applicants are required to obtain security clearance and must be a sole British national. Copello is working with a leading engineering … technology organisation is seeking Senior/Principal Software Engineer to join its growing team developing advanced, safety-critical systems. This is an opportunity to work on highly complex products within a regulated environment, contributing to the design, development and delivery of cutting-edge software solutions used in mission ...

Title: Principal Systems Engineer - Capability Development Location: Rugeley Salary: DOE We are seeking an experienced and forward-thinking Principal Systems Engineer to lead the development and growth of Systems Engineering capability across our business. This is a strategic and technically influential role, ideal for an experienced … standards and frameworks. Experience supporting Integration, Verification, Validation, and Qualification (IVVQ) activities. Experience in Integrated Logistics Support (ILS) and through-life capability management. Chartered Engineer status or working toward professional registration. This is an opportunity to play a key role in shaping the future Systems Engineering capability ...

Principal Cloud Engineer (AWS) - (Multiple) 📍 Central London (Hybrid – 3 days onsite) 💰 £95,000 – £130,000 + bonus + great benefits Defence/SC Clearance Requirements SC clearance is required for our customer facing teams. You do not need active SC clearance as we will undertake checks upon … platform. From landing zones to cloud operations and risk mitigation, we're at the forefront of cloud transformation — and we're looking for a Principal Cloud Engineer (AWS) to join our team. What you’ll do Design & build enterprise-scale AWS landing zones Automate complex AWS platforms with ...

Principal Firmware Engineer (FPGA) – 1701 Location: Edinburgh (primarily onsite, with limited remote working) Duration: 12 Months (Inside IR35) Rate: £70 per hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview … opportunity has arisen for a Principal Firmware Engineer to join a multidisciplinary engineering team developing advanced FPGA and firmware solutions for complex, high-performance electronic systems. The role covers the full development lifecycle, including requirements capture, architecture development, FPGA design, integration, verification, and qualification activities. The successful candidate ...

Principal Platform Engineer - UK Security Clearance required. Location: London, UK (Hybrid – typically ~1 day per week in office/on-site) Contract: Permanent, Full-time Package: £90,000 – £120,000 + 10% Bonus + 10% Shares + Benefits (see more below) About Us At Appvia, we help organisations … work across public and private sector customers, supporting large‐scale transformation programmes and long‐term platform evolution. About the Role As an AWS Principal Platform Engineer, you will play a senior technical leadership role across Appvia’s platform engineering engagements. You will help customers design, build, and evolve ...

Principal Systems Engineer Embedded & Hardware Bedford Hybrid Working (3 Days Onsite) An exciting opportunity has arisen for an experienced Principal Systems Engineer to take ownership of a critical embedded hardware and software development programme. This is a senior technical leadership role where you will ...

Principal Software Engineer (£100k + 10% bonus) Great opportunity for a Principal Software Engineer to work for a retail company near Manchester going through a digital transformation. This role is onsite 3-4 days per week so we're looking for people who enjoy in person … collaboration in a fast-paced and challenging work environment. You'd report to the Head of Engineering and would work alongside other Principal Software Engineers responsible for collaborating with Architects and Product Owners to lead the re-platforming of existing systems to an event-driven MACH architecture. Whilst there ...