76 to 100 of 258 Principal Engineer Jobs in London

Business Area: Asset Management Platform Location: London Reporting to: Client Technology Delivery Lead Job title: Principal Salesforce Engineer Who we’re looking for We are seeking a hands‐on Salesforce Engineer with a proven track record of designing, building, and delivering robust, scalable, and secure solutions … working with global colleagues and stakeholders and sensitivity to cultural differences, time zones etc. What you’ll be like The ideal candidate for the Principal Salesforce Engineer role will be a pragmatic and collaborative technical leader who takes pride in engineering craftsmanship and delivering business value. They will ...

Principal Hardware Engineer, Analog & RF About Mesa Quantum Mesa Quantum is building the manufacturing backbone of the quantum economy. We specialize in chip-scale quantum devices, starting with clocks and sensors, that unlock resilient Position, Navigation, and Timing (PNT) for defense, telecom, space, and critical infrastructure. Our team … actively recruiting exceptional innovators who want to build the future of quantum technology from the ground up. The Role We are hiring a Principal Hardware Engineer to own the board-level control electronics at the core of our chip-scale atomic clock. This is a circuit board design ...

Principal Data Engineer, Data Warehouse (TPL) London, United Kingdom About Us Engelhart was founded in 2013 by BTG Pactual Group as a commodities trading company. Our business model is “asset light” and highly diversified – giving us the ability to adapt effectively and nimbly to changing market conditions. … energy transition. Our talented and experienced individuals work together according to its four company values: Performance, Agility, Collaboration, Entrepreneurship . About the Role As Principal Data Engineer, you will own the intraday and end-of-day data serving layer between the CTRM platform and its downstream consumers. ...

Principal Software Engineer/Developer (Python AI) London/WFH to £120k Do you have expertise with backend Python combined with a strong knowledge of Agentic AI? You could be progressing your career at an established FinTech business specialising in automated investment reporting . As a Principal Software Engineer you'll be in a product focused engineering role, combining hands-on Python developmen click apply for full job details ...

environment, Cazoo is the place for you. Join us and be a part of shaping the future of automotive retail! We are looking for Principal Platform Engineer Reports To: Director of Technology Contract Type: Permanent Location: Remote, UK based About the role We're looking for a Principal Platform Engineer to help shape the next generation of Cazoo's technology platform. We're undertaking a significant modernisation of our existing Azure-based architecture, moving towards more scalable, cloud-native and event-driven services. This is an opportunity to influence how our core platform evolves, improve ...

inspiring stories for people all around the world. PURPOSE OF THE ROLE This is a 12 month FTC, the role is for a Principal Software Engineer to lead development for work order fulfilment order within a major media supply chain transformation programme. The position is critical for delivering … closely with architects, developers, and product teams to drive end-to-end delivery and future-proof our technology stack. We're looking for a Principal Software Engineer with strong expertise in AWS serverless technologies, TypeScript, Python, and DevOps practices. You'll work closely with architects, product teams ...

inspiring stories for people all around the world. PURPOSE OF THE ROLE This is a 12 month FTC, the role is for a Principal Software Engineer to lead development for work order fulfilment order within a major media supply chain transformation programme. The position is critical for delivering … closely with architects, developers, and product teams to drive end-to-end delivery and future-proof our technology stack. We're looking for a Principal Software Engineer with strong expertise in AWS serverless technologies, TypeScript, Python, and DevOps practices. You'll work closely with architects, product teams ...

helps you realize your potential. Our team is key to our success. We’re people-first. We value collaboration, curiosity and commitment. As a Principal Engineer at JPMorgan Chase within the Accelerator Business in the Platform Team, you are the heart of this venture, focused on getting smart … cost optimisation and guide performance tuning of distributed systems. Required qualifications, capabilities, and skills Formal training or certification (e.g., BSc, CKAD, Google Associate Cloud Engineer, or AWS Certified Solutions Architect). Expert-level administration of a major cloud platform (GCP, AWS, or Azure). Mastery of Kubernetes administration ...

## Principal Platform EngineerApplylocations: London - 2 Gresham Streettime type: Full timeposted on: Posted Todayjob requisition id: R-6320We're hiring a Principal Platform Engineer to be a senior technical anchor in our Platform/Operations function. This is a 70% hands-on engineering role: you'll design … core networking design and implementation across within Cloud environments — connectivity, routing, DNS, load balancing, firewalls, and private links between cloud and on-prem***** ****Engineer for high availability: multi-region and multi-AZ architectures, failover design, capacity planning, and disaster recovery for a platform where downtime has direct market impact ...

with better homes, and we work every day to make that a reality. Join us and help shape the future of home improvement. As Principal Data Engineer, you will be a senior individual contributor and trusted technical authority across Group Technology. You will shape the design and evolution … with better homes, and we work every day to make that a reality. Join us and help shape the future of home improvement. As Principal Data Engineer, you will be a senior individual contributor and trusted technical authority across Group Technology. You will shape the design and evolution ...

emerging capabilities such as AI to ensure we're building experiences that delight customers while enabling the business to move at pace. As a Principal Software Engineer, you'll help shape the technical direction of our front-end and digital platforms, influence engineering standards across the organisation … that directly influences the experience of millions of customers and helps drive the future growth of Very. About the roleWe're looking for a Principal Software Engineer to provide technical leadership across our engineering community whilst remaining hands-on with design, architecture and delivery. This is an opportunity ...

Title: Principal Software Engineer, AI Innovation Career Architecture Role: Software Engineer Career Architecture Tier: E35 (Principal, Expert Track) Job Summary: This is a founding engineer role in a new, innovation-focused team being built from scratch within Pearson's Enterprise Innovation function. The mission ...

Date Posted: 2026-09-24 Country: United Kingdom Location: London, London, City of Position Role Type: Onsite Principal Data Engineer Location: London Permanent Onsite Due to the interesting work we do and the sector this team is working in, we require all candidates to hold an active … seven days a week. Role & Responsibilities You’ll be part of our experienced Software Engineering function, working in a cross-functional Agile team. The Principal Data Engineer role will be responsible for building and maintaining data processing pipelines and also the transformation and optimisation of data for analytical ...

McNally Recruitment Ltd is seeking a Principal Engineer to join a large UK client in Edinburgh or London, with 6 days in the office per month and the rest remote. You will design and engineer software with customer experience at the forefront, contribute to architecture and engineering ...

into a digital first and engineering-led organisation, with the quality of our engineering team being a key differentiator. We are seeking a passionate Principal Software Engineer to join us working across our Customer Platform team at M&S, where you will be a driving force behind … design, build, and maintain the software that powers our warehouse operations. Reports to Senior Head of Software Engineering What You'll Do: The Principal Software Engineer role is the embodiment of ‘solving problems through technology’ with key responsibilities as follows: Lead technical excellence from design to operations ...

Senior/Principal Software Engineer Application Deadline: 30 October 2026 Department: Software Engineering Employment Type: Permanent Location: London (Hybrid) Compensation: £70,000 - £100,000/year Description Please note: This role requires applicants to hold active, or recently active, SC or DV clearance. This role also requires applicants … kind that have to be secure, scalable, and actually usable by the people who rely on them. We’re looking for Senior and Principal Engineers who want to shape meaningful systems, influence technical direction, and work alongside capable people who care about doing the job properly. You’ll help ...

Grip Engage is hiring a Principal Software Engineer to own features end-to-end, influence architectural direction, and shape the health of Grip's broader platform. You will work closely with the Engage squad and VP of Engineering Ops to deliver scalable, secure, and observable systems across ...

Principal Forward Deployed Engineer, AI (Remote UK) Flexible/Remote, London, United Kingdom 0 dakika önce yayınlandı. The Muse - This role is available remotely anywhere in the UK. Working at Atlassian Atlassians can choose where they work whether in an office, from home, or a combination … family, personal goals, and other priorities. We can hire people in any country where we have a legal entity. Your future team As a Principal Forward Deployed Engineer (FDE) at Atlassian, you'll be at the forefront of applied AI, working directly with customers and cross-functional teams ...

cloud-native transformation and want to lead the shift toward asynchronous, high-scale architectures, this opportunity is for you. Role Summary As an Azure Principal Platform Engineer, you will act as the authoritative Subject Matter Expert (SME) to help a major fintech architect, bootstrap, and build from scratch ...

Senior/Principal Electrical Engineer (Data Centres and Mission Critical) - (2187) Location Travel Job Type Full Time Category Electrical Engineering Job Description About us Hoare Lea is a human-centric and planet-conscious engineering consultancy. We offer intelligent and sustainable solutions to complex design challenges for the built … develop their knowledge, give their best, and enjoy what they do. About the role We have an exciting opportunity for a Senior/Principal Electrical Engineer to join our Data Centre & Mission Critical (MCDC) team at Hoare Lea. Data centres are central to the modern economy ...

Unifeye Ltd. is seeking an experienced Principal Engineer to lead hands-on build and delivery of modern data and AI solutions on the Databricks Lakehouse Platform. You will set engineering standards, mentor colleagues, and partner with customers to solve complex business challenges alongside architects and AI specialists. ...

Principal Software Engineer - Client Technology We are looking for an experienced Full Stack Developer with strong expertise in both front-end and back-end technologies to work with our Web development team. You will lead and contribute to all aspects of solution design, technical development, testing and implementation ...

Marks & Spencer Plc seeks a Principal Software Engineer to drive technical excellence across the Customer Platform and modernise mission-critical systems powering millions of customers and thousands of colleagues. You will lead across design, build and operations, champion engineering practices, and mentor senior engineers. Collaboration with cross-functional ...

Meta seeks experienced engineers to join the Central Integrity team as Principal Engineer (Technical Leadership). You will own the multi-year strategy for account and entity compromise across the Family of Apps, collaborating with executive leadership and partner orgs to reduce real-world harm fastest. You will ...

development and meaningful impact, with a mission to help scientists focus on making discoveries that benefit people’s lives. What the job entails As Principal Engineer, you will provide hands-on technical leadership for the software engineering function, shaping and building the next generation of AI products ...