1 to 25 of 111 Remote Principal Engineer Jobs in London

Principal Engineer – Build the Future of SME Finance 💻 Remote-first (UK-based) | London meetups | 🏗️ Hands-on Architecture | Team Leadership | Fintech for Good We’re working with a mission-driven fintech that’s solving a massive problem: small businesses — the backbone of the UK economy — are still underserved by … using real-time financial data. Already trusted by 80+ major banks and lenders, they're scaling fast — and now they’re looking for a Principal Engineer to shape the next stage of their platform and lead from the front. 💥 Why This Role is Great You’ll architect the … Terraform) Practices: TDD, CI/CD, clean architecture, pragmatic testing Bonus Points: Data engineering or machine learning experience 👀 What They’re Looking For A Principal Engineer, Tech Lead, or Software Architect with at least 2 years at this level You’ve built and scaled SaaS platforms — ideally in More ❯

Principal Engineer – Build the Future of SME Finance 💻 Remote-first (UK-based) | London meetups | 🏗️ Hands-on Architecture | Team Leadership | Fintech for Good We’re working with a mission-driven fintech that’s solving a massive problem: small businesses — the backbone of the UK economy — are still underserved by … using real-time financial data. Already trusted by 80+ major banks and lenders, they're scaling fast — and now they’re looking for a Principal Engineer to shape the next stage of their platform and lead from the front. 💥 Why This Role is Great You’ll architect the … Terraform) Practices: TDD, CI/CD, clean architecture, pragmatic testing Bonus Points: Data engineering or machine learning experience 👀 What They’re Looking For A Principal Engineer, Tech Lead, or Software Architect with at least 2 years at this level You’ve built and scaled SaaS platforms — ideally in More ❯

Principal Software Engineer Note: The business are hiring for Senior-Principal Engineers Principal Engineer TypeScript, React, NextJS, NestJS, Python At Wave Talent, we don't want to consume any more of your time trying to decipher job descriptions to identify the information you need. Instead … We’ve partnered with a high-growth AI technology company who are pushing the boundaries in industrial tech, and we’re hiring Senior to Principal Engineers to join their mission-critical platform team. This role is on-site 5 days a week and whilst this may change in the … driving technical excellence across the team. We'd love to chat with you about this position if: ✅ You’ve got extensive experience as a Principal Engineer, Staff Engineer, or in a senior full-stack engineering role, ideally within fast-paced, high-growth tech environments. ✅ You’re highly More ❯

Principal Software Engineer Note: The business are hiring for Senior-Principal Engineers Principal Engineer TypeScript, React, NextJS, NestJS, Python At Wave Talent, we don't want to consume any more of your time trying to decipher job descriptions to identify the information you need. Instead … We’ve partnered with a high-growth AI technology company who are pushing the boundaries in industrial tech, and we’re hiring Senior to Principal Engineers to join their mission-critical platform team. This role is on-site 5 days a week and whilst this may change in the … driving technical excellence across the team. We'd love to chat with you about this position if: ✅ You’ve got extensive experience as a Principal Engineer, Staff Engineer, or in a senior full-stack engineering role, ideally within fast-paced, high-growth tech environments. ✅ You’re highly More ❯

teams work with a modern tech stack including .NET, MongoDB, AWS, Jenkins, SQL Server, and streaming technologies. We're looking for a hands-on Principal Engineer who can code, design scalable systems, manage Staff Engineers, and drive technical excellence across multiple teams. This role is perfect for a … technical leader who still enjoys writing code while shaping architecture and mentoring engineers. About the role As a Principal Engineer, you will play a critical role in: Architecting scalable, high-performance systems Coding and reviewing mission-critical features (at least 60% hands-on) Managing and mentoring Staff Engineers … technical solutions with business needs Researching and implementing AI-driven development tools to boost productivity What we're looking for Proven experience as a Principal Engineer/Lead Engineer/Software Architect Proven hands-on coding experience with .NET, SQL Server, MongoDB, Angular/NextJS, AWS, and More ❯

Principal Data Engineer BI/Reporting/Datawarehouse Sports and Analytics Sector Location: Remote (UK Based Candidates Only) Could your expertise help discover the next Lionel Messi, LeBron James or Lewis Hamilton? Maybe give your team a competitive edge to finally win the title? We have an exceptional … opportunity for a Principal Data Engineer specialising in Business Intelligence, Data, and Reporting to join a leading global data analytics company. This organization is at the forefront of using innovative software and intelligence tools to enhance athlete performance and identify the next stars in their respective sports. As … the company embarks on a significant re-architecture of its Data Warehouse, they are looking for a talented Senior Engineer to help drive this transformation. The data and reporting platforms you develop will play a crucial role in influencing the performance and decision-making of major teams in sports More ❯

Principal Data Engineer BI/Reporting/Datawarehouse Sports and Analytics Sector Location: Remote (UK Based Candidates Only) Could your expertise help discover the next Lionel Messi, LeBron James or Lewis Hamilton? Maybe give your team a competitive edge to finally win the title? We have an exceptional … opportunity for a Principal Data Engineer specialising in Business Intelligence, Data, and Reporting to join a leading global data analytics company. This organization is at the forefront of using innovative software and intelligence tools to enhance athlete performance and identify the next stars in their respective sports. As … the company embarks on a significant re-architecture of its Data Warehouse, they are looking for a talented Senior Engineer to help drive this transformation. The data and reporting platforms you develop will play a crucial role in influencing the performance and decision-making of major teams in sports More ❯

Principal Data Engineer BI/Reporting/Datawarehouse Sports and Analytics Sector Location: Remote (UK Based Candidates Only) Could your expertise help discover the next Lionel Messi, LeBron James or Lewis Hamilton? Maybe give your team a competitive edge to finally win the title? We have an exceptional … opportunity for a Principal Data Engineer specialising in Business Intelligence, Data, and Reporting to join a leading global data analytics company. This organization is at the forefront of using innovative software and intelligence tools to enhance athlete performance and identify the next stars in their respective sports. As … the company embarks on a significant re-architecture of its Data Warehouse, they are looking for a talented Senior Engineer to help drive this transformation. The data and reporting platforms you develop will play a crucial role in influencing the performance and decision-making of major teams in sports More ❯

Job Description Principal Engineer – Build the Future of SME Finance Remote-first (UK-based) | London meetups | ️ Hands-on Architecture | Team Leadership | Fintech for Good We’re working with a mission-driven fintech that’s solving a massive problem: small businesses — the backbone of the UK economy — are still … using real-time financial data. Already trusted by 80+ major banks and lenders, they're scaling fast — and now they’re looking for a Principal Engineer to shape the next stage of their platform and lead from the front. Why This Role is Great You’ll architect the More ❯

Principal Java Software Engineer London (Hybrid – 1–2 days/week onsite) 🚀 Join a FinTech Powering the Future of Payments Are you an experienced Senior/Principal Java Software Engineer who thrives in a fast-paced, agile environment? Passionate about high-throughput, real-time systems? This … office 🌍 Opportunity to collaborate with major global banks 🚀 Fast-paced, product-led environment where your voice matters If you're a motivated Senior/Principal Engineer ready to tackle complex challenges and deliver meaningful change, hit apply – and shape the future of payments with us. More ❯

Principal Java Software Engineer London (Hybrid – 1–2 days/week onsite) 🚀 Join a FinTech Powering the Future of Payments Are you an experienced Senior/Principal Java Software Engineer who thrives in a fast-paced, agile environment? Passionate about high-throughput, real-time systems? This … office 🌍 Opportunity to collaborate with major global banks 🚀 Fast-paced, product-led environment where your voice matters If you're a motivated Senior/Principal Engineer ready to tackle complex challenges and deliver meaningful change, hit apply – and shape the future of payments with us. More ❯

Blue Light Card. Individually great, together unstoppable The Role and the Team We have a new exciting opportunity for a Principal Engineer to join our Engineering team at Blue Light Card. In this key role, you'll work closely with the Director of Engineering and cross-functional teams … team Optimise efficiency by mentoring teams in designing solutions that balance technical excellence across projects What You'll Bring Extensive engineering expertise as a principal engineer with deep knowledge of Cloud Architectural Patterns, Microservice Patterns, and related technologies Proven ability to design and implement best practices for app More ❯

Principal Data Engineer £120,000-£140,000 ️ Snowflake, SQL, dbt London, hybrid working Finance empowering small business We have joined forces with a leading UK fintech who help small businesses get the funds they need, when they need it. They are looking for a Principal Data Engineer … to the likes of France, Italy and Spain previously). If you are interested in finding out more, please apply or contact me directly! Principal Data Engineer £120,000-£140,000 ️ Snowflake, SQL, dbt London, hybrid working Finance empowering small business Burns Sheehan Ltd will consider applications based More ❯

Principal Software Engineer Remote (UK-based) | Help Shape the Future of Veterinary Care IVC Evidensia is on a mission to set the global standard for veterinary care—and we need exceptional engineers to make that happen. With 2,500+ clinics in over 20 countries and a growing community … re building a best-in-class tech team that’s grounded in purpose and driven by innovation. 🧠 Your Role in Our Vision As a Principal Software Engineer , you’ll be a key technical leader—shaping architecture, mentoring teams, and driving large-scale engineering initiatives. You'll work across More ❯

Principal Software Engineer Remote (UK-based) | Help Shape the Future of Veterinary Care IVC Evidensia is on a mission to set the global standard for veterinary care—and we need exceptional engineers to make that happen. With 2,500+ clinics in over 20 countries and a growing community … re building a best-in-class tech team that’s grounded in purpose and driven by innovation. 🧠 Your Role in Our Vision As a Principal Software Engineer , you’ll be a key technical leader—shaping architecture, mentoring teams, and driving large-scale engineering initiatives. You'll work across More ❯

Principal Software Engineer Remote (UK-based) | Help Shape the Future of Veterinary Care IVC Evidensia is on a mission to set the global standard for veterinary care—and we need exceptional engineers to make that happen. With 2,500+ clinics in over 20 countries and a growing community … re building a best-in-class tech team that’s grounded in purpose and driven by innovation. 🧠 Your Role in Our Vision As a Principal Software Engineer , you’ll be a key technical leader—shaping architecture, mentoring teams, and driving large-scale engineering initiatives. You'll work across More ❯

Senior/Principal Software Engineer - Kotlin £90,000-£150,000 basic salary Project at Tier One Investment Bank London - Hybrid working - flexible Are you a Senior/Principal Engineer with commercial Kotlin experience who is ready to make an impact in one of the world’s … leading financial institutions in the new year? We’re searching for a Senior/Principal Kotlin focused Engineer to join a critical project at a Tier 1 Investment Bank, working on mission-critical systems that power global investment strategies. This is a greenfield project where you'll have … Solid salary, L&D budgets including global conferences, 10% pension, life insurance, health insurance, paid time off for family. If you're an experienced engineer with backend Kotlin experience looking for an exciting role in an interesting domain please apply now! #kotlinroles #kotlindeveloper #TDD More ❯

Senior/Principal Software Engineer - Kotlin £90,000-£150,000 basic salary Project at Tier One Investment Bank London - Hybrid working - flexible Are you a Senior/Principal Engineer with commercial Kotlin experience who is ready to make an impact in one of the world’s … leading financial institutions in the new year? We’re searching for a Senior/Principal Kotlin focused Engineer to join a critical project at a Tier 1 Investment Bank, working on mission-critical systems that power global investment strategies. This is a greenfield project where you'll have … Solid salary, L&D budgets including global conferences, 10% pension, life insurance, health insurance, paid time off for family. If you're an experienced engineer with backend Kotlin experience looking for an exciting role in an interesting domain please apply now! #kotlinroles #kotlindeveloper #TDD More ❯

Senior/Principal Software Engineer - Kotlin £90,000-£150,000 basic salary Project at Tier One Investment Bank London - Hybrid working - flexible Are you a Senior/Principal Engineer with commercial Kotlin experience who is ready to make an impact in one of the world's … leading financial institutions in the new year? We're searching for a Senior/Principal Kotlin focused Engineer to join a critical project at a Tier 1 Investment Bank, working on mission-critical systems that power global investment strategies. This is a greenfield project where you'll have More ❯

Principal Systems Engineer – Model-Based Systems Engineering 💡 Exciting opportunity for a Principal Systems Engineer with MBSE expertise to join a leading engineering consultancy! ✅ Location: Hybrid remote working ✅ Salary: Up to £65,000 + benefits ✅ Security Clearance: Must be eligible for SC clearance WHO WE ARE We … Model-Based Systems Engineering (MBSE), we leverage digital engineering methodologies to optimise system design, integration, and performance. WHAT YOU’LL BE DOING As a Principal Systems Engineer , you will play a pivotal role in driving MBSE adoption across complex systems and multi-disciplinary teams. You will: 🔹 Lead the … actionable insights 🔹 Apply risk management and systems thinking to ensure robust, resilient system architectures WHAT WE NEED FROM YOU ✔️ Proven experience as a Systems Engineer with a strong MBSE background ✔️ Expertise in SysML, UML, Archimate, TOGAF, MODAF, DOORS Requirements ✔️ Familiarity with MBSE tools such as Cameo, Rhapsody, Enterprise Architect More ❯

Role: Principal Systems Engineer Location: West London, Hybrid Job Type: Permanent Salary: Competitive Industry: Defence Overview Our client is seeking a Principal Systems Engineer to join a multi-disciplinary engineering team focused on the early phases of complex system development. Reporting to the Project Engineering Lead … requirement development, supporting the progression of technology through various readiness levels. Due to the where the project w role is ideally suited to an engineer who thrives in the left side of the V-model, with a passion for clean, structured systems thinking and the integration of diverse engineering … domains (software, hardware, mechanical). Key Responsibilities as a Principal Systems Engineer: Define system concepts, use cases, and architecture Capture and break down system-level requirements Run trade studies and shape early design decisions Lead and contribute to system design reviews Spot risks early and support mitigation plans More ❯

Principal Software Engineer | Permanent | London Cititec Talent is excited to partner with a global commodities firm seeking a Principal Software Engineer to join their team. The team is closely aligned with front-office operations and collaborates directly with trading desks, global research teams, and enterprise technology. More ❯

Principal Software Engineer | Permanent | London Cititec Talent is excited to partner with a global commodities firm seeking a Principal Software Engineer to join their team. The team is closely aligned with front-office operations and collaborates directly with trading desks, global research teams, and enterprise technology. More ❯

Aventis Solutions has partnered with a fast-growing British tech team seeking a series of AI/ML Engineers, including Senior, Principal & Team Leads, to build scalable, production-grade AI systems and help shape a forward-thinking machine learning and engineering capability. This is your opportunity to work in … tech leader. We're looking for a range of AI engineers, so if you have a strong background as a data scientist, a data engineer, or a full-stack software engineer, we'd like to hear from you. Key details: Salary : £65,000-£125,000 + … allowance + strong benefits package Location : London HQ + flexible hybrid working model (remote) Future Outlook : Long-term career progression toward Lead or Staff Engineer, AI/ML Enterprise Architect, or senior leadership positions. As the AI Innovation Lab grows, there will be ample opportunity to specialise in advanced More ❯

Principal Software Engineer | Python/GoLang, Product Development & Public Cloud | Security SaaS Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time visibility into their attack surface and potential … role. They have recently expanded into Europe & US and are continuing to grow. This role has the opportunity to learn from a highly experienced engineer who is completing their PhD in AI & Computer Science. Additionally, you'll have the opportunity to work at the scale of the internet, their … or B2C) - amazing if its a security feature 5 years experience+ Package: up to £100,000 Fully remote 28 days holiday Private health insurance Principal Software Engineer | Python/GoLang, Product Development & Public Cloud | Security SaaS More ❯