1 to 25 of 32 Principal Engineer Jobs in Central London

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 📍 London (Hybrid – 2 days in office) We’re partnering with a leading UK consumer platform used by millions every day, currently looking for a Principal Engineer to shape the future of their search and discovery capabilities. This is a high-impact, cross-team role ...

Principal AI Engineer Up to £110,000 + Bonus Hybrid | London We’re partnered with a global leader in loyalty and customer engagement, looking for a Principal AI Engineer to join their London team. This role will include delivering customer centric solutions and scale production-grade … closely with the Head of AI Labs, you’ll lead the delivery of advanced AI systems that deliver real business impact. Responsibilities as a Principal AI Engineer: Lead end‐to‐end delivery of scalable, resilient AI/ML pipelines aligned to business goals. Build and deploy advanced ...

Senior Software Engineer/Principal Software Engineer- C++, Python - Financial/Banking Candidates will have a minimum 8+ years C++ experience and excellent knowledge of Python -coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity. Job Overview … amount of TPS to drive a highly efficient technology used by several markets around the world. To be successful in this role as a Principal Software Engineer - C++, you will be a proponent of agile methodology and modern software best practices. You can produce detailed technical work ...

Principal Data Engineer £120,000 + 20% bonus Hybrid | London We're working with a global branded entertainment business, operating across multiple international markets, to find a Principal Data Engineer who will shape the future of their data estate. This is a genuine player-coach role … trade-offs into plain language, and holding the line on what gets built right versus what gets fixed fast. Responsibilities as a Senior Data Engineer: Define the directional architecture for the new data estate, including Lakehouse, Medallion and Eventing patterns on Databricks and Azure Lead discovery of the legacy ...

Principal DevOps Engineer £80,000 - £105,000 per annum GBP Performance Bonus, Private Healthcare, 25 days holiday + more! Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role : Principal DevOps Engineer (GCP) Location : London or Bristol Salary : £80,000 - £105,000 per annum … Package : Performance related bonus, Generous pension private healthcare 25 days holiday + bank holidays. Role Overview A market-leading consultancy is seeking three Principal Cloud DevOps Engineers with deep GCP expertise for their Digital Data team. Based ideally in Bristol (London also considered), this role focuses on delivering ingenious ...

Principal DevOps Engineer £80,000 - £105,000 per annum GBP Performance Bonus, Private Healthcare, 25 days holiday + more! Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role : Principal DevOps Engineer (GCP) Location : London or Bristol Salary : £80,000 - £105,000 per annum ...

Principal Software Engineer | Applied AI | Fully Remote Principal Software Engineer required for well backed and rapidly growing start-up to help build and scale systems at the cutting edge of applied AI. This is a high-impact role focused on solving complex, real-world engineering problems … play a key role in designing and delivering production-grade systems where intelligent agents operate at scale. You are an experienced, hands-on backend engineer with strong expertise in Python and/or Go , and a proven track record of putting AI agents into production in recent years. About ...

Principal Full Stack Software Engineer Location: Hybrid - 1-2 days a week Salary: £110-130k + 10% Bonus Type: Permanent No Sponsorship Available Overview: We are seeking a Principal Full Stack Software Engineer to lead the design, development, and delivery of scalable, high-performance applications … decisions and long-term roadmap planning Ensure high levels of system reliability, performance, and security Required Skills & Experience: Extensive experience as a Full Stack Engineer with a strong track record in senior or principal-level roles Expertise in JavaScript/TypeScript and modern frontend frameworks (e.g., React, Angular ...

Principal AI Engineer | AI Tech Start-Up | Up to £120,000 + Shares | London/Hybrid (1 Day Office) We’re partnering with a fast-growing AI tech scale-up expanding its team, who are hiring for a Principal AI Engineer. This is a rare opportunity … provide always-on, intelligent insights — supporting leading clients across financial services, retail, FMCG, pharma, and beyond to enhance performance and efficiency. The Role As Principal AI Engineer, you’ll lead the delivery of Agentic AI solutions post-sale, owning client projects from design through to deployment. This ...

Role We are looking for an experienced Principal Engineer to help scale a high-performance data processing and workflow platform used by enterprise customers. You will play a key, hands-on role working closely with technical leadership to: Evaluate and improve backend architecture for reliability, scalability, and security ...

Principal Full Stack Software Engineer Location: Hybrid - 1-2 days a week Salary: £110-130k + 10% Bonus Type: Permanent No Sponsorship Available Overview: We are seeking a Principal Full Stack Software Engineer to lead the design, development, and delivery of scalable, high-performance applications ...

Principal AI Engineer Hybrid Working on Client Site £100,000 to £130,000 plus bonus and benefits This is a standout opportunity to shape and deliver cutting‐edge digital solutions that drive real operational impact. You will work directly with clients, embedding AI, advanced analytics, and digital tools ...

Data Centre | Engineer | VMware | Linux | Kubernetes | IaC | Azure | Cloud | On Prem Principal Infrastructure Engineer/Platform Lead (Data Centre) Location: Hybrid - 2/3 days (London) Organisation: Leading Luxury Retail Organisation Type: Perm About the Role Our client, a globally recognised luxury retail organisation, is undergoing … significant transformation of its technology landscape, moving towards a modern, cloud-native, and hybrid infrastructure model. They are seeking a Principal Infrastructure Engineer/Platform Lead (Enterprise Services - Data Centre) to play a key role in shaping and delivering infrastructure strategy over the next 3-5 years. This ...

Platform Engineer - Great total compensation We are seeking a Platform Engineer (operating at Principal level) to serve as a cornerstone of a newly formed platform team. This isn’t a role for someone looking to maintain the status quo; this is a mandate to lead a comprehensive … building from the ground up and wants to own the architectural destiny of a world-class firm, this could be for you. What engineer are we looking for? Essential Experience: 15+ years of experience building and operating production infrastructure at scale, with demonstrable progression to principal or equivalent ...

Identity | Engineer | Admin | Architecture | Entra ID | Terraform | Azure | Cloud | On Prem Principal Platform & Identity Engineer (Hands-On, Hybrid Architect Role) Location: London/Hybrid Salary: £90,000 + bonus + benefits Industry: Enterprise/Retail/Large-Scale Environment Type: Permanent The Opportunity Are you tired … hands-on when needed, and influence key strategic decisions. What You Bring You're the ideal fit if you sit between a Senior Engineer and a Technical Architect - someone who can both design and deliver . Essential Skills & Experience Identity (priority area): Strong experience across Entra ID , Active Directory ...

international cross-border payments company are looking for a Principal Software Engineer to help build and scale their payment platform. You’ll work across the full stack - frontend, backend, cloud infrastructure, and data - designing reliable systems that power real financial transactions. You'll lead their latest platform, provide ...

line with quality and time parameters, to enable operation as a fully integrated composite business, offering brilliant products with seamless, intuitive customer journeys. The Principal Software Engineer leads and plans development across large or multiple teams, providing deep expertise in one technical specialism and strong capability across … minimum 2 years. Experience with modern web application frameworks and integration technologies. Full stack development experience including web, microservices and databases. Strong analytical and principal-level problem solving skills. Excellent written and verbal communication skills. Strong technical leadership and influencing skills. So, whats in it for you? Bonus Schemes ...

seamless customer experiences. Youll build and maintain high-quality software that supports a fully integrated, modern business, delivered with pace and precision. As a Principal Software Engineer, youll lead development across large or multiple teams, setting technical direction and raising engineering standards. Youll bring deep expertise in your ...

Identity Engineer Admin Architecture Entra ID Terraform Azure Cloud On Prem Principal Platform & Identity Engineer (Hands-On, Hybrid Architect Role) Location: London/Hybrid Salary: £90,000 + bonus + benefits Industry: Enterprise/Retail/Large-Scale Environment Type: Permanent The Opportunity Are you tired ...

Data Centre Engineer VMware Linux Kubernetes IaC Azure Cloud On Prem Principal Infrastructure Engineer/Platform Lead (Data Centre) Location: Hybrid - 2/3 days (London) Organisation: Leading Luxury Retail Organisation Type: Perm About the Role Our client, a globally recognised luxury retail organisation, is undergoing ...

Role Mission To support customer outcomes by making deep, hands-on Microsoft centric expertise available to customers and internal teams across hybrid identity, security and endpoint management. This includes Windows Active Directory and integration with ...

Role Mission To support customer outcomes by making deep, hands-on Microsoft centric expertise available to customers and internal teams across hybrid identity, security and endpoint management. This includes Windows Active Directory and integration with ...

Role Mission To support customer outcomes by making deep, hands-on Microsoft centric expertise available to customers and internal teams across hybrid identity, security and endpoint management. This includes Windows Active Directory and integration with ...

Role Mission To support customer outcomes by making deep, hands-on Microsoft centric expertise available to customers and internal teams across hybrid identity, security and endpoint management. This includes Windows Active Directory and integration with ...