1 to 25 of 214 Principal Engineer Jobs in the UK

LEAD/PRINCIPAL DEVOPS ENGINEER- EDV CLEARED PRINCIPAL DEVOPS ENGINEER- Permanent opportunity for a Lead/Principal DevOps Engineer with active enhanced DV clearance. - Salary up to £100,000 DOE + DV Bonus- Gloucestershire based offices - To apply, please call Laura Jackson … email with an up-to-date CV. WHO ARE WE We're hiring for Lead and Principal DevOps Engineers to join a consultancy delivering cutting-edge solutions for industry-leading National Security clients. You'll have the opportunity to work across multiple high-impact, innovative and mission-critical projects ...

LEAD/PRINCIPAL DEVOPS ENGINEER- EDV CLEARED PRINCIPAL DEVOPS ENGINEER- Permanent opportunity for a Lead/Principal DevOps Engineer with active enhanced DV clearance. - Salary up to £100,000 DOE - Manchester based offices - To apply, please call Laura Jackson on , or email with … date CV. WHO ARE WE We're hiring for Lead and Principal DevOps Engineers to join a consultancy delivering cutting-edge solutions for industry-leading National Security clients. You'll have the opportunity to work across multiple high-impact, innovative and mission-critical projects, shaping solutions that make ...

Principal Engineer : Up to £650PD : Outside IR35 : Hybrid London : 3 months rolling A globally scaled technology business is seeking a Principal Engineer to define the next generation of its API platform. Operating at significant scale, this is a hands-on engagement with real influence over … architectural direction of a critical engineering pillar. Key responsibilities as a Principal Engineer: Defining and driving the architectural vision for a large-scale API ecosystem Designing cloud-native distributed systems at scale Building high-throughput event-driven services Leading on security, observability, performance, and maintainability Championing ...

PRINCIPAL DEVOPS ENGINEER- SC CLEARED PRINCIPAL DEVOPS ENGINEER- Permanent opportunity for a Principal DevOps Engineer with SC Clearance. - Salary up to £105,000 DOE - Hybrid opportunity with Manchester based offices - To apply, please call Laura Jackson on , or email with an up-to-date … CV. WHO ARE WE We're hiring for DevOps Engineers at principal level to join a top consultancy delivering cutting-edge solutions for industry-leading Public Sector and Defence clients. You'll have the opportunity to work across multiple high-impact, innovative and mission-critical projects, shaping solutions that ...

PRINCIPAL DEVOPS ENGINEER- SC CLEARED PRINCIPAL DEVOPS ENGINEER- Permanent opportunity for a Principal DevOps Engineer with SC Clearance. - Salary up to £110,000 DOE - Hybrid opportunity with London based offices - To apply, please call Laura Jackson on , or email with an up-to-date … CV. WHO ARE WE We're hiring for DevOps Engineers at principal level to join a top consultancy delivering cutting-edge solutions for industry-leading Public Sector and Defence clients. You'll have the opportunity to work across multiple high-impact, innovative and mission-critical projects, shaping solutions that ...

PRINCIPAL DEVOPS ENGINEER- SC CLEARED PRINCIPAL DEVOPS ENGINEER- Permanent opportunity for a Principal DevOps Engineer with SC Clearance. - Salary up to £105,000 DOE - Hybrid opportunity with Leeds based offices - To apply, please call Laura Jackson on , or email with an up-to-date … CV. WHO ARE WE We're hiring for DevOps Engineers at principal level to join a top consultancy delivering cutting-edge solutions for industry-leading Public Sector and Defence clients. You'll have the opportunity to work across multiple high-impact, innovative and mission-critical projects, shaping solutions that ...

PRINCIPAL DEVOPS ENGINEER- SC CLEARED PRINCIPAL DEVOPS ENGINEER- Permanent opportunity for a Principal DevOps Engineer with SC Clearance. - Salary up to £105,000 DOE - Hybrid opportunity with Newcastle based offices - To apply, please call Laura Jackson on , or email with an up-to-date … CV. WHO ARE WE We're hiring for DevOps Engineers at principal level to join a top consultancy delivering cutting-edge solutions for industry-leading Public Sector and Defence clients. You'll have the opportunity to work across multiple high-impact, innovative and mission-critical projects, shaping solutions that ...

Principal Engineer - Series A Scale Up - Up to £270,000 I'm currently looking for a Principal Engineer to join a high-growth, YC-backed AI startup based in London. It's a hands-on IC role focused primarily on scalable backend systems and genuinely … fixing hard systems problems that unlocked scale – Have real hands-on Python experience If this sounds like a fit, please get in touch. Principal Engineer - Series A Scale ...

Principal Engineer l Architecture l Design l Coaching l Typescript l AWS l Kafka l GraphQL l Lambda l £550-£625 per day l Outside IR35 l twice a week in London l 3 months We're hiring a Principal Engineer to step into a critical … customer migration. You'll operate as a technical leader across multiple squads, shaping architecture, mentoring leads, and unblocking delivery. Essential Skills & Experience Proven Principal-level experience (80% Architecture/design - 20% Coding) Strong in AWS, TypeScript, event-driven systems Experience with high-scale distributed systems Someone collaborative, hands ...

Principal Engineer | TypeScript, Node, Azure | Global Environmental Data Non-Profit Powering Investment Decisions Salary: £75,000 £100,000 Hybrid (2 days a month London office) Im working with a genuinely purpose-led organisation that sits right at the intersection of data, climate, and global finance. Theyve built … with that comes the usual integration challenges. Systems that work, but dont always talk to each other cleanly. Youll come in as their first Principal Engineer, reporting into the CTO, with a remit to bring clarity and structure to how services integrate, while staying hands-on enough ...

Principal Systems Engineer - Surrey (Hybrid) - up to £80,000 + Bonus + Benefits - REF 2011 I am currently recruiting for a Principal Systems Engineer to work for a leading engineering organisation based in Surrey, but on a hybrid basis. Salary up to £80,000 + Bonus … systems. To support the business with the current workload and in line with their expansion plans they have the need to appoint a Principal Systems Engineer on a permanent basis. In this role as a Principal Systems Engineer, you will be responsible for supporting the Business ...

.Principal/Consulting Engineer page is loaded## Principal/Consulting Engineerlocations: Oxford: Londontime type: Full timeposted on: Posted Todayjob requisition id: R112322**Principal Engineer****About the role:**As a Principal Engineer, you will help shape the technical direction of platforms used by the global … learning• Support teams in using AI-assisted development and production AI patterns where they add real value**Requirements:**• Experience working at senior, staff, or principal engineer level across multiple teams or domains• A track record of influencing technical decisions and supporting change at scale• Experience designing and evolving ...

Principal Software Engineer (Go/Systems) 🚀 Series B Scale Up 🔬 Life Sciences Salary : £170,000 plus package Location : Angel (3 days per week in office) Requirements : Backend engineering specialist, with expertise in Golang, Python, Rust, Kubernetes The Mission: Orchestrating Physical Reality 🤖 I am working with a Series … raised) disrupting the Life Sciences sector by building a cloud-to-hardware "Operating System" that automates human health. They are looking to hire a Principal Software Engineer who will be the technical heavyweight that 5–6 Staff Engineers rally behind. ⚡ The Technical Core The ecosystem is built ...

Principal Engineer - Permanent - £100,000 to £115,000 - Hybrid (2 days per week in London) Please note: This role does not offer sponsorship, and candidates must have full right to work in the UK. La Fosse has partnered with a customer engagement partner to recruit a Principal Engineer to join their growing team. This role is focused on shaping scalable, integration-led platforms, playing a key part in defining technical strategy and driving architectural decisions across a complex digital ecosystem. This is a great opportunity for someone who enjoys balancing architectural ownership with technical leadership ...

Principal Engineer - £650 outside IR35 - Hybrid (London office, twice a week) Please note: This is a contract role, and candidates must be able to commute to the London office twice per week. La Fosse has partnered with an established business to recruit a Contract Principal Engineer ...

Principal Engineer l Architecture l Design l Coaching l Typescript l AWS l Kafka l GraphQL l Lambda l £550-£625 per day l Outside IR35 l twice a week in London l 3 months We're hiring a Principal Engineer to step into a critical ...

Principal .NET Engineer (Azure/Microservices) Salary: Up to £100,000 + Bonus + Benefits Location: Coventry or Central London - Hybrid (2 days per week onsite) Working Hours: 40 hours per week - Full time Job Type: Permanent A globally established organisation is seeking an experienced Principal .NET … Engineer to shape the future of enterprise technology used by millions of customers. This role will focus on engineering leadership, modern architecture, cloud-native delivery and driving best practice across multiple teams within a high-scale digital environment. Responsibilities for the Principal .NET Engineer: Define and evolve ...

Principal .NET Engineer (Azure/Microservices) Salary: Up to £100,000 + Bonus + Benefits Location: Coventry or Central London - Hybrid (2 days per week onsite) Working Hours: 40 hours per week - Full time Job Type: Permanent A globally established organisation is seeking an experienced Principal .NET … Engineer to shape the future of enterprise technology used by millions of customers. This role will focus on engineering leadership, modern architecture, cloud-native delivery and driving best practice across multiple teams within a high-scale digital environment. Responsibilities for the Principal .NET Engineer: Define and evolve ...

Principal Software Engineer – Scientific Instrumentation Location: High Wycombe, Buckinghamshire Work pattern: Predominantly site-based, with some hybrid flexibility for the right individual Sector: Scientific Instrumentation/Analytical Technology/R&D Engineering Build the software behind advanced scientific instruments We are looking for a Principal Software Engineer … direction of software development for next-generation scientific instrumentation. This is not a generic enterprise software role. We are specifically looking for a senior engineer with deep experience in software that interacts with real-world hardware , ideally within scientific instruments, complex electromechanical systems, industrial automation, sensing, imaging, or other ...

Principal Java Engineer (AWS/Microservices) Salary: Up to £100,000 + Bonus + Benefits Location: Coventry or Central London - Hybrid (2 days per week onsite) Working Hours: 40 hours per week - Full time Job Type: Permanent A globally established organisation is seeking an experienced Principal Java … Engineer to shape the future of large-scale digital platforms used by millions of customers. This role will focus on driving engineering excellence, defining technical standards and leading the design of scalable, high-availability systems across a modern cloud-native environment. Responsibilities for the Principal Java Engineer ...

Principal Java Engineer (AWS/Microservices) Salary: Up to £100,000 + Bonus + Benefits Location: Coventry or Central London - Hybrid (2 days per week onsite) Working Hours: 40 hours per week - Full time Job Type: Permanent A globally established organisation is seeking an experienced Principal Java … Engineer to shape the future of large-scale digital platforms used by millions of customers. This role will focus on driving engineering excellence, defining technical standards and leading the design of scalable, high-availability systems across a modern cloud-native environment. Responsibilities for the Principal Java Engineer ...

Principal Java Engineer (AWS/Microservices) Salary: Up to £100,000 + Bonus + Benefits Location: Coventry or Central London - Hybrid (2 days per week onsite) Working Hours: 40 hours per week - Full time Job Type: Permanent A globally established organisation is seeking an experienced Principal Java … Engineer to shape the future of large-scale digital platforms used by millions of customers. This role will focus on driving engineering excellence, defining technical standards and leading the design of scalable, high-availability systems across a modern cloud-native environment. Responsibilities for the Principal Java Engineer ...

Principal Systems Engineer 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. As an agile business in the true sense the principal engineer will be given ...

Principal Systems Engineer 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. As an agile business in the true sense the principal engineer will be given ...

Principal Software Engineer Location: London - Hybrid Salary: Up to £110,000 + Bonus & Benefits We're looking for a Principal Software Engineer to join a global technology business whose platforms underpin consumer experiences used by millions of people every day. This is an established, scaled business … hybrid working arrangements Generous parental leave and family-friendly policies Strong support for career development and progression This is the right role for a Principal Engineer who is ready to move beyond squad-level impact and take on something bigger - shaping the architecture, the team, and the direction ...