101 to 125 of 258 Principal Engineer Jobs in England

Bristol As a Future Products Principal Systems Engineer within the newly formed Future Products department; part of Missile Design UK: Emerging Portfolio & Capability function, you will be assigned to take on a variety of roles in support of MBDA's Vision 2040. Salary : Circa £55,000 depending on experience Dynamic (hybrid) working : 3-4 days per week on … for paternity leave, neonatal leave and fertility testing and treatments Facilities : Fantastic site facilities including subsidised meals, free car parking and much more... The opportunity: As a Future Products Principal Systems Engineer within the newly formed Future Products department; part of Missile Design UK: Emerging Portfolio & Capability function, you will be assigned to take on a variety of More ❯

been exclusively retained by our client, a well loved household name, known for their award winning delivery in the B2C2B space, to help them with their search for a Principal Engineer. We re supporting their appointment this key technical authority for a mission critical area of their business that is transactionally high throughput and performance-wise low latency. This … is mission critical software for this business. At the crux of the successful Principal Software Engineer is a tech savvy, pragmatic, authentic and compassionate technology leader who sees programming languages as a tools to address a challenges, rather than being hung up on the tooling itself. In order to build empathy with your team, there is an expectation … that you will have risen into your current position from a foundation of hands on OO programming. We re hoping to find an innovative Principal for this client, a change maker who can spot opportunities to improve the status quo and support this business continued successes at scale. The company continues on a rapid trajectory of fast growth. Essential More ❯

Principal AI Engineer - up to £130,000 Salary - £110,000 - 130,000 Working policy - 3 days onsite weekly About the client We’re partnered with an AI-native company helping global enterprises transform how they design, build, and operate AI-powered software. Their team blends deep technical expertise with proprietary frameworks to deliver AI systems that create measurable … business impact fast. The Role As a Principal AI Engineer, you’ll lead the design, development, and deployment of advanced AI solutions at scale. You’ll guide technical direction, mentor teams, and work directly with senior stakeholders to turn bold ideas into real-world impact. You will redefine what’s possible with AI in enterprise environments. If you More ❯

Principal AI Engineer - up to £130,000 Salary - £110,000 - 130,000 Working policy - 3 days onsite weekly About the client We’re partnered with an AI-native company helping global enterprises transform how they design, build, and operate AI-powered software. Their team blends deep technical expertise with proprietary frameworks to deliver AI systems that create measurable … business impact fast. The Role As a Principal AI Engineer, you’ll lead the design, development, and deployment of advanced AI solutions at scale. You’ll guide technical direction, mentor teams, and work directly with senior stakeholders to turn bold ideas into real-world impact. You will redefine what’s possible with AI in enterprise environments. If you More ❯

Principal Front Office Developer - Trade Capture, Pricing, Risk, and STP You will be: Accountable for the successful software delivery from inception to deployment for the complete Front Office Derivatives Technology Stack Deliver key strategic business goals by identifying systems changes that support revenue generation and regulatory reporting for the Front Office businesses, focusing on Derivatives Markets Build the future More ❯

Principal Front Office Developer - Trade Capture, Pricing, Risk, and STP You will be: Accountable for the successful software delivery from inception to deployment for the complete Front Office Derivatives Technology Stack Deliver key strategic business goals by identifying systems changes that support revenue generation and regulatory reporting for the Front Office businesses, focusing on Derivatives Markets Build the future More ❯

Principal Technology Resilience Engineer London Hybrid Role Permanent Up to £105k + £14k Bonus, 30 Days Holiday, 14% Pension, Full Family HC (Negotiable) This role will suit a Technology Business Continuity Architect/Technical design lead, to design and build a resilient technology ecosystem that can withstand major disruptions. This is a highly technical and strategic role where More ❯

part of our central technology team, you'll help shape the tools and platforms that support more than 2,500 veterinary practices across 20 countries. The Role As a Principal Backend Engineer, you'll lead architectural decisions and hands-on development of complex systems using modern engineering practices and cloud-native design. You Will Provide technical leadership and More ❯

Principal AI Engineer (Enterprise AI Transformation) - up to £130,000 Salary - £110,000 - 130,000 Working policy - 3 days onsite weekly About the client We’re partnered with an AI-native company helping global enterprises transform how they design, build, and operate AI-powered software. Their team blends deep technical expertise with proprietary frameworks to deliver AI systems … that create measurable business impact fast. The Role As a Principal AI Engineer, you’ll lead the design, development, and deployment of advanced AI solutions at scale. You’ll guide technical direction, mentor teams, and work directly with senior stakeholders to turn bold ideas into real-world impact. You will redefine what’s possible with AI in enterprise More ❯

Principal Software Engineer .NET £90,000-£100,000 Remote (UK) Are you passionate about writing clean, scalable code and ready to shape a platform used by merchants across the globe? We're working with a fast-growing global payment processing platform that’s scaling rapidly after a major acquisition. They are building a high-performance, merchant-first ecosystem More ❯

Principal Software Engineer .NET £90,000-£100,000 Remote (UK) Are you passionate about writing clean, scalable code and ready to shape a platform used by merchants across the globe? We're working with a fast-growing global payment processing platform that’s scaling rapidly after a major acquisition. They are building a high-performance, merchant-first ecosystem More ❯

Role: Principal Software Engineer Location: Berskhire (Onsite) Industry: Intelligence, Defence Salary: Competitive + Allowance + Bonus + Benefits Join a cutting edge engineering team developing high-performance embedded and application software for complex systems in the Intelligence/Cyber world. As a Lead Software Engineer, you ll provide technical leadership across the full software lifecycle from requirements More ❯

Role: Principal Software Engineer Location: Berskhire (Onsite) Industry: Intelligence, Defence Salary: Competitive + Allowance + Bonus + Benefits Join a cutting edge engineering team developing high-performance embedded and application software for complex systems in the Intelligence/Cyber world. As a Lead Software Engineer, you’ll provide technical leadership across the full software lifecycle from requirements More ❯

Principal Platform Engineer | Fintech | London | Up to £200k + Equity | London (Min 4 days per week in office) Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI-native "Thin Ledger"—set to replace legacy infrastructure at Tier 1 banks. We … re looking for a Principal Platform Engineer to drive the infrastructure behind mission-critical systems: think active-active, five-nines uptime, and real-time observability at global scale. What You'll Do: Own platform architecture for our next-gen ledger infrastructure Scale multi-region Kubernetes environments across cloud & on-prem Harden distributed systems (Kafka, Redis, CockroachDB) for global More ❯

Principal Platform Engineer | Fintech | London | Up to £200k + Equity | London (Min 4 days per week in office) Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI-native "Thin Ledger"—set to replace legacy infrastructure at Tier 1 banks. We … re looking for a Principal Platform Engineer to drive the infrastructure behind mission-critical systems: think active-active, five-nines uptime, and real-time observability at global scale. What You'll Do: Own platform architecture for our next-gen ledger infrastructure Scale multi-region Kubernetes environments across cloud & on-prem Harden distributed systems (Kafka, Redis, CockroachDB) for global More ❯

and your impact. Your Career Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal Web Engineer to join the PeopleFirst product team. Your Team You’ll be part of our dynamic People First engineering team, where you'll work with the most … cutting-edge technologies, collaborate with experts, and contribute to the rapid growth of our PeopleFirst SaaS system. Your Impact As a Principal Web Engineer at MHR, you're not just writing code – you're architecting the future of software solutions. You'll drive excellence in every aspect, from user interface design to maintaining a high-quality code base More ❯

and your impact. Your Career Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal Web Engineer to join the PeopleFirst product team. Your Team You’ll be part of our dynamic People First engineering team, where you'll work with the most … cutting-edge technologies, collaborate with experts, and contribute to the rapid growth of our PeopleFirst SaaS system. Your Impact As a Principal Web Engineer at MHR, you're not just writing code – you're architecting the future of software solutions. You'll drive excellence in every aspect, from user interface design to maintaining a high-quality code base More ❯

We are looking for a talented and collaborative Senior/Principal Civil Engineer who shares our purpose and desire to make a positive difference to the world around them. Sustainable design is at the heart of our Practice and collectively we can create inspirational designs that will protect our climate and enhance the built environment. As a Senior …/Principal Civil Engineer, you will join our friendly Leeds Studio, bringing with you experience across a mix of sectors including residential, education, commercial, development and regeneration. Collaborative and helpful you will have the opportunity to work closely with high profile private and public-sector clients, influencing with your technical expertise and effective communication skills. Leadership is an … a team of value driven engineers, your skills in project resource planning and deadline management will be fully engaged and developed. We are looking for a progressive and talented engineer who is keen to influence the people around them with the same understanding and empathy that they bring to their engineering. We hope you will share our strong interest More ❯

Job Title: Principal Systems Engineer Location: Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Negotiable dependant on experience What you'll be doing: Provide oversight and technical ownership of CCS design, leading design decisions and supporting the Engineering Manager in delivering in … and experiences: Essential: Extensive experience in network or software engineering, ideally with a background in operations Ability to take the lead on technical matters and provide expert guidance Chartered Engineer status or working towards Specialist expertise in Combat Systems, particularly in relation to submarines, would be advantageous Familiarity with DOORS and prior hands-on experience using it Proven experience More ❯

We are seeking an experienced Principal Software Engineer with a strong background in backend and cloud-based development, who has also taken on technical leadership responsibilities. This role involves leading the design and development of scalable systems, mentoring engineers, and ensuring high standards of architecture and code quality across projects. Responsibilities: Design, develop, and maintain full stack applications More ❯

We are seeking an experienced Principal Software Engineer with a strong background in backend and cloud-based development, who has also taken on technical leadership responsibilities. This role involves leading the design and development of scalable systems, mentoring engineers, and ensuring high standards of architecture and code quality across projects. Responsibilities: Design, develop, and maintain full stack applications More ❯

We are working with a household brand to find a Principal Engineer with a background in enterprise WordPress. This position offers the chance to shape technical strategy and drive innovation across their WP centre of excellence! What you'll do: Lead technical conversations with engineers, architects, and stakeholders. Own technical strategy alongside the Head of Engineering. Mentor and More ❯

and your impact. Your Career Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal Java Software Engineer to join the PeopleFirst engineering team at MHR. Your Team You’ll be part of our dynamic People First engineering team where you'll work … with the most cutting-edge technologies, collaborate with experts, and contribute to the rapid growth of our People First SaaS system. Your Impact As a Principal Java Software Engineer at MHR you're not just writing code. You're architecting the future of software solutions. You'll drive excellence in every aspect, from design through to maintaining a More ❯

and your impact. Your Career Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal Java Software Engineer to join the PeopleFirst engineering team at MHR. Your Team You’ll be part of our dynamic People First engineering team where you'll work … with the most cutting-edge technologies, collaborate with experts, and contribute to the rapid growth of our People First SaaS system. Your Impact As a Principal Java Software Engineer at MHR you're not just writing code. You're architecting the future of software solutions. You'll drive excellence in every aspect, from design through to maintaining a More ❯

Title: Principal Software Engineer Location: Cambridge Work Setup: Onsite We’re partnering with a rapidly growing Cambridgeshire-based company specializing in the development and supply of radio terminals, accessories, and applications for mission-critical and business-critical communications. Due to continued expansion, they’re looking for a Principal Software Engineer to join their growing team. The More ❯