1 to 25 of 62 Principal Engineer Jobs in the South East

Overview Job Description - Principal Engineer - Cyber Security () Principal Engineer - Cyber Security - Job Title: Principal Engineer - Cyber Security Location: Frimley, Bristol, Weymouth, Portsmouth. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Up to £61,500 depending on skills and experience More ❯

Principal Infrastructure Engineer (Nutanix HCI IaC) London/WFH to £125k Opportunity to progress your career in an impactful Principal Infrastructure Engineer role at a global FinTech/CFD trading company that has been consistently voted as one of the UKs top employers. As a Principal Infrastructure Engineer you will play a pivotal role … mentoring skills You're collaborative and pragmatic with great communication skills, you're comfortable working with other teams and business stakeholders What's in it for you: As a Principal Infrastructure Engineer you will earn a competitive package: Salary to £90k + Bonus Pension, Private Medical Care, Life Assurance Option to buy or sell holiday days Wellness benefits … annual budget for organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Apply now to find out more about this Principal Infrastructure Engineer (Nutanix HCI IaC) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're More ❯

Principal Infrastructure Engineer (Nutanix HCI IaC) London/WFH to £125k Opportunity to progress your career in an impactful Principal Infrastructure Engineer role at a global FinTech/CFD trading company that has been consistently voted as one of the UKs top employers. As a Principal Infrastructure Engineer you will play a pivotal role … skills You're collaborative and pragmatic with great communication skills, you're comfortable working with other teams and business stakeholders W hat's in it for you: As a Principal Infrastructure Engineer you will earn a competitive package: Salary to £90k + Bonus Pension, Private Medical Care, Life Assurance Option to buy or sell holiday days Wellness benefits … annual budget for organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Apply now to find out more about this Principal Infrastructure Engineer (Nutanix HCI IaC) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're More ❯

Principal Hardware Engineer | Marine | AUV | Robotics | Harwell – Hybrid | £65,000pa - £70,000pa plus share scheme & benefits: A once in a lifetime opportunity has arisen for a passionate Principal Hardware Engineer to join a stealth robotics company based in the Oxfordshire area. This amazing business and AUV submersible robot have massive potential across a range of different … industry sectors. The Principal Hardware Engineer will lead in the design, integration, and testing of advanced hardware systems for autonomous underwater vehicles (AUVs) and remotely operated vehicles (ROVs). In this role, you will be responsible for developing mission-critical electronics and system architectures that operate reliably in challenging marine environments. If you’re passionate about robotics within … the maritime industry and the autonomous vehicle and unmanned vehicle industry, you honestly need to make contact with us, this Principal Hardware Engineer role is not to be missed. Candidates must be British Citizens or have lived in the UK for a minimum of 5 years, due to needing SC clearance. Key Responsibilities: Lead the architecture and development More ❯

Principal Hardware Engineer | Martine | AUV | Robotics | Harwell – Hybrid | £65,000pa - £70,000pa plus share scheme & benefits: A once in a lifetime opportunity has arisen for a passionate Principal Hardware Engineer to join a stealth robotics company based in the Oxfordshire area. This amazing business and AUV submersible robot have massive potential across a range of different … industry sectors. The Principal Hardware Engineer will lead in the design, integration, and testing of advanced hardware systems for autonomous underwater vehicles (AUVs) and remotely operated vehicles (ROVs). In this role, you will be responsible for developing mission-critical electronics and system architectures that operate reliably in challenging marine environments. If you’re passionate about robotics within … the maritime industry and the autonomous vehicle and unmanned vehicle industry, you honestly need to make contact with us, this Principal Hardware Engineer role is not to be missed. Candidates must be British Citizens or have lived in the UK for a minimum of 5 years, due to needing SC clearance. Key Responsibilities: Lead the architecture and development More ❯

Principal Hardware Engineer | Martine | AUV | Robotics | Harwell – Hybrid | £65,000pa - £70,000pa plus share scheme & benefits: A once in a lifetime opportunity has arisen for a passionate Principal Hardware Engineer to join a stealth robotics company based in the Oxfordshire area. This amazing business and AUV submersible robot have massive potential across a range of different … industry sectors. The Principal Hardware Engineer will lead in the design, integration, and testing of advanced hardware systems for autonomous underwater vehicles (AUVs) and remotely operated vehicles (ROVs). In this role, you will be responsible for developing mission-critical electronics and system architectures that operate reliably in challenging marine environments. If you’re passionate about robotics within … the maritime industry and the autonomous vehicle and unmanned vehicle industry, you honestly need to make contact with us, this Principal Hardware Engineer role is not to be missed. Candidates must be British Citizens or have lived in the UK for a minimum of 5 years, due to needing SC clearance. Key Responsibilities: Lead the architecture and development More ❯

Principal Sales Engineer Location: Central or Southern UK Remote (UK-based) – with travel to customer sites Salary: £125-£155 +20% bonus + car allowance + extensive benefits package Clearance Requirement: DV (Developed Vetting) – required Our client is at the forefront of digital transformation, supporting the world’s most essential organisations through their most complex digital challenges. By providing … visibility and insight at an unparalleled scale they help clients solve problems faster, secure what matters, and drive continuous innovation across their digital ecosystems. We are now seeking a Principal Sales Engineer to support the growth of UK public sector accounts. This is a remote, client-facing role for a highly technical and experienced presales professional with a … strong Government/Public Sector background and current DV clearance. Role & Responsibilities As Principal Sales Engineer, you will play a vital role in driving revenue by delivering technical presales support, demonstrating product value, and shaping best-fit solutions. Reporting to the Regional Sales Director, you will act as a trusted advisor for public sector clients and internal stakeholders. More ❯

Principal JavaScript Engineer (TypeScript/React/Node.js) £150,000–£170,000 + Equity | Hybrid – 3 days in London We’re helping a VC-backed SaaS scaleup reinvent how organisations manage and approve spend, from software requests to supplier onboarding, and they’re gearing up for serious growth. With enterprise clients already on board and revenue climbing, they … re looking for an outstanding Principal Engineer to drive their platform forward. The company in a nutshell Funding : $25M Series A from top-tier investors Leadership : Founders with a track record of building one of Europe’s best-known B2B scale-ups Growth : Plans to 10× revenue and expand to 200+ enterprise customers within 3 years What’s More ❯

Principal JavaScript Engineer (TypeScript/React/Node.js) £150,000–£170,000 + Equity | Hybrid – 3 days in London We’re helping a VC-backed SaaS scaleup reinvent how organisations manage and approve spend, from software requests to supplier onboarding, and they’re gearing up for serious growth. With enterprise clients already on board and revenue climbing, they … re looking for an outstanding Principal Engineer to drive their platform forward. The company in a nutshell Funding : $25M Series A from top-tier investors Leadership : Founders with a track record of building one of Europe’s best-known B2B scale-ups Growth : Plans to 10× revenue and expand to 200+ enterprise customers within 3 years What’s More ❯

Principal JavaScript Engineer (TypeScript/React/Node.js) £150,000–£170,000 + Equity | Hybrid – 3 days in London We’re helping a VC-backed SaaS scaleup reinvent how organisations manage and approve spend, from software requests to supplier onboarding, and they’re gearing up for serious growth. With enterprise clients already on board and revenue climbing, they … re looking for an outstanding Principal Engineer to drive their platform forward. The company in a nutshell Funding : $25M Series A from top-tier investors Leadership : Founders with a track record of building one of Europe’s best-known B2B scale-ups Growth : Plans to 10× revenue and expand to 200+ enterprise customers within 3 years What’s More ❯

Principal Platform Engineer London/WFH to £100k Are you a technologist with start-up experience and a first class education looking for a new opportunity? You could be joining a small Fintech start-up run by small, successful and proven team of finance technology entrepreneurs, backed by Silicon Valley investors, as they build out the product, currently … in stealth mode. As a Principal Platform Engineer you'll have an impactful role with lots of influence. Initially you'll assess the current tech set up based on GCP, Python, TypeScript, PostgreSQL and Terraform; establish the production environment and extend the platform to enable scalability. You'll collaborate closely with the CTO and Lead Software Engineer … of Technology. Location/WFH: You'll be based in Central London, with flexibility to work from home twice a week. About you: You have experience in a similar Principal Platform Engineer role within start-up/scale-up environments with strong commercial acumen You have achieved a 2.1 or above BSc from a well renowned top world More ❯

Principal Software Engineer - Lead the Future of UK GovTech Up to £95,000 + Elite Benefits Remote First (Just 1 Day Onsite Every Fortnight)?? SC Clearable - British Citizens Only Ready to lead innovation that matters? Join a mission-driven tech powerhouse where your code helps protect national interests, drive digital transformation, and shape the future of government technology. … We're looking for a Principal Software Engineer to architect cloud-native solutions, mentor brilliant engineers, and lead delivery across high-impact government programmes. This is your chance to combine deep technical expertise with strategic leadership in a collaborative, forward-thinking environment. You will need experience in Java, React.js and AWS to be successful in this position. What More ❯

Principal Systems Engineer Location: Basildon (3 days on site each week) Duration: 6 months Rate: £74.07 per hour Umbrella SC Clearance required HALO (Hostile Artillery Locating System) is a state-of-the-art long-range acoustic weapon locating system designed to meet the increasing threat of electronic warfare based targeting and anti-radar weapon systems countering radar-based … weapon locating systems. Our client is recruiting for two Principal Systems Engineers to be part of a team supporting their next generation Hostile Artillery Locating System development. Joining during a crucial part of the engineering lifecycle you will lead end-to-end systems engineering efforts, from concept through to deployment. Collaborating across cross-functional teams to support integration and … qualification of technical solutions. What you'll do as a Principal Systems Engineer: Contribute to requirements specification and management for complex, multi-faceted outputs. Participate in systems integration, verification, qualification & validation. Supporting junior engineers and contribute to technical excellence across the organisation. Ensure compliance with Mil Std's, Industry Std's and regulatory requirements. Supporting activities including design More ❯

not just imagining tomorrow we are creating it. From cutting edge defence technology to ground breaking innovations our mission is to empower and protect lives. Join us as a Principal Test Engineer at our Farnborough site, where you will have the opportunity to work with cutting-edge technology in partnership with some of the most brilliant minds. The … Role: As a Principal Test Engineer you will lead across a portfolio of wind tunnel test programmes across a portfolio at our 5-metre wind tunnel facility at Farnborough. Day-to-day, you will be responsible for leading customer engagement, test planning, delivery of testing, supervision of data analysis, reporting and technical approval of customer deliverables . Your … project teams throughout of the applicable engineering governance processes Mentoring and coaching others maturing overall technical capability whilst developing technical networks both internally and externally Essential experience of the Principal Test Engineer: Proven technical team leadership experience achieving productive and progressive testing outcomes Deep experience in engineering test infrastructure and test delivery with an acute awareness of Systems More ❯

Principal Support Engineer (Technical Publications) £51,000 - £61,000 GBP Hybrid WORKING Location: Bristol, South West - United Kingdom Type: Permanent Role: Principal Support Engineer - Technical Publications Location: Greater Bristol Area Salary: £51,000 - £61,000 (depending on experience) Security Clearance: Currently hold or are eligible to obtain SC Clearance, with a willingness to undergo DV Clearance … days per week on site, with flexibility required based on project needs. On-site presence will be essential during initial training. A leading defence organisation is seeking a Principal Support Engineer to manage the production of Interactive Electronic Technical Publications (IETPs) for a major UK submarine programme. This is a key role within a wider technical publications team More ❯

Senior/Principal Systems Engineer £45,000 - £85,000 + excellent bens Bristol, London, Manchester, Reading (Hybrid) Join us as a Senior/Principal Systems Engineering Consultant in Aerospace, Defence, Security and Technology (ADS&T). You'll lead teams that use Systems Thinking to analyse, assess and develop solutions to their most complex challenges. Underpinned by … a huge variety of projects, ranging from niche consultancy projects to large, high-profile programmes. So, you'll always be able to keep yourself challenged. Your Purpose: Senior/Principal Systems Engineer Provide consultancy to client project and engineering managers. Lead the use of best practice techniques and tools on client and internal projects. Champion a Model Based … to a client. Proactively identify opportunities and contribute to ADS&T growth. Contribute to the development of our people through mentoring and coaching. What can you bring: Senior/Principal Systems Engineer The use of MBSE approaches and tools (e.g. Sparx EA, Cameo). Knowledge of modelling languages and architecture frameworks, e.g., UML/SysML, ArchiMate, TOGAF, MODAF. More ❯

Senior/Principal Systems Engineer £45,000 - £85,000 + excellent bens Bristol, London, Manchester, Reading (Hybrid) Join us as a Senior/Principal Systems Engineering Consultant in Aerospace, Defence, Security and Technology (ADS&T). You'll lead teams that use Systems Thinking to analyse, assess and develop solutions to their most complex challenges. Underpinned by … a huge variety of projects, ranging from niche consultancy projects to large, high-profile programmes. So, you'll always be able to keep yourself challenged. Your Purpose: Senior/Principal Systems Engineer Provide consultancy to client project and engineering managers. Lead the use of best practice techniques and tools on client and internal projects. Champion a Model Based … to a client. Proactively identify opportunities and contribute to ADS&T growth. Contribute to the development of our people through mentoring and coaching. What can you bring: Senior/Principal Systems Engineer The use of MBSE approaches and tools (e.g. Sparx EA, Cameo). Knowledge of modelling languages and architecture frameworks, e.g., UML/SysML, ArchiMate, TOGAF, MODAF. More ❯

Principal Software Engineer (Java) London – 1 day a week onsite 🚀 Join a FinTech Powering the Future of Payments Are you a seasoned individual contributor looking for a step up into a senior position within a high-performing team within the world of Banking/Payments? Are you passionate about high-throughput, real-time systems? This is your opportunity … or more if you’d like!) 🌍 Opportunity to collaborate with major global banks 🚀 Fast-paced, product-led environment where your voice matters If you're a motivated Senior/Principal/Staff Java Software Engineer ready to tackle complex challenges and deliver meaningful change, hit apply – and shape the future of payments with us. More ❯

Principal Software Engineer (Java) London – 1 day a week onsite 🚀 Join a FinTech Powering the Future of Payments Are you a seasoned individual contributor looking for a step up into a senior position within a high-performing team within the world of Banking/Payments? Are you passionate about high-throughput, real-time systems? This is your opportunity … or more if you’d like!) 🌍 Opportunity to collaborate with major global banks 🚀 Fast-paced, product-led environment where your voice matters If you're a motivated Senior/Principal/Staff Java Software Engineer ready to tackle complex challenges and deliver meaningful change, hit apply – and shape the future of payments with us. More ❯

Principal Software Engineer (Java) London – 1 day a week onsite 🚀 Join a FinTech Powering the Future of Payments Are you a seasoned individual contributor looking for a step up into a senior position within a high-performing team within the world of Banking/Payments? Are you passionate about high-throughput, real-time systems? This is your opportunity … or more if you’d like!) 🌍 Opportunity to collaborate with major global banks 🚀 Fast-paced, product-led environment where your voice matters If you're a motivated Senior/Principal/Staff Java Software Engineer ready to tackle complex challenges and deliver meaningful change, hit apply – and shape the future of payments with us. More ❯

Join us as a Principal Engineer for CIAM at Barclays, where you will support the acceleration of a new digital platform capability, transforming and modernising our digital estate to build a market-leading digital offering with customer experience at its heart. This is an exciting and key role, partnering with business aligned engineering and product teams, to ensure More ❯

Principal Software Engineer Southampton 6-month contract Paying up to 65p/h (inside IR35) Please note that due to the nature of the work, you will need to be eligible to obtain a high level of UK security clearance. Please only apply if suitable. Responsibilities : Creation and development of a new generation of features and capabilities using More ❯

Principal Software Engineer Southampton 6-month contract Paying up to £65p/h (inside IR35) Please note that due to the nature of the work, you will need to be eligible to obtain a high level of UK security clearance. Please only apply if suitable. Responsibilities : Creation and development of a new generation of features and capabilities using More ❯

Contributor) to solve some of their most complex problems. This is an opportunity to be a top technical voice, influence the system, and mentor a talented team. As a Principal Engineer , you will be a hands-on problem solver and a technical leader, influencing the team through expertise and example rather than line management. What You'll Do … approaches and accelerate their learning. Lead by Example: Run training sessions and facilitate discussions to elevate the entire engineering team. Who We're Looking For You are a seasoned engineer with 10-15 years of experience, a track record of building maintainable, scalable services and systems, and an upward trajectory in your career. You are a fantastic IC who More ❯

Contributor) to solve some of their most complex problems. This is an opportunity to be a top technical voice, influence the system, and mentor a talented team. As a Principal Engineer , you will be a hands-on problem solver and a technical leader, influencing the team through expertise and example rather than line management. What You'll Do … approaches and accelerate their learning. Lead by Example: Run training sessions and facilitate discussions to elevate the entire engineering team. Who We're Looking For You are a seasoned engineer with 10-15 years of experience, a track record of building maintainable, scalable services and systems, and an upward trajectory in your career. You are a fantastic IC who More ❯