About UsTÜV Rheinland Solutions Rail Division, Derby forms part of TÜV Rheinland's wider technical and engineering capability serving the rail industry. Located in Derby, one of the UK's principal railway centres, the divisio...Read More>>.

Principal Engineer Advanced Manufacturing & DefenceUp to £70,000Location: Dorking, SurreyEngineering expertise meets customer engagement, inno...Read More>>.

Overview In diesem Senior role, you will act as the technical authority for the Business Systems domain, shaping standards and engineering direction. You will lead high‑impact architectural work, mentor engineers, and ensure scalable, sec...Read More>>.

Overview In this leadership role, you guide HVDC Plant engineering across a multi-project offshore portfolio, aligning designs with standards and regulatory requirements. You will drive technical consistency, risk balance, and delivery cert...Read More>>.

Overview As Principal Software Engineer at Kaluza, you will be the technical authority for a major product area, guiding large-scale, cross-functional initiatives. You’ll shape the architecture and contribute to a scalable platform while...Read More>>.

Overview In this Principal Engineer role, you will provide high-impact technical leadership to guide architecture, DevOps, and cloud initiatives within a market-leading financial services organization. You will influence tech leads and seni...Read More>>.

Overview As Principal Engineer, you will lead technical teams and shape cutting-edge Java solutions that address real-world client needs. You’ll work within Solirius Reply’s Software Engineering Practice, collaborating closely with clie...Read More>>.

About Nscale Nscale is the GPU cloud engineered for AI. We provide cost‑effective, high‑performance infrastructure for AI start‑ups and large enterprise customers. Nscale enables AI‑focused companies to achieve superior results...Read More>>.

A leading technology recruitment agency is seeking a remote-first Principal Engineer for a key role with a client known for their high-performance software solutions. The ideal candidate will have over 10 years of software engineering experience, exp...Read More>>.

Gemba Advantage is seeking Senior and Principal Software Engineers to design and deliver secure, scalable cloud-native services in small teams. You will remain hands-on while guiding architecture and standards, mentoring peers, and collaborating w...Read More>>.

Raytheon UK is seeking a Principal Software Engineer in London for a permanent, onsite position. You will join a cross-functional software dev team delivering critical software for defence and aerospace projects.Candidates must hold an acti...Read More>>.

Turnitin in the United Kingdom is seeking a Principal Software Engineer to shape the technical direction of core platform capabilities across Turnitin products. This remote-first role focuses on backend and cloud-native technologies, delivering sc...Read More>>.

Elastic, the company behind Elasticsearch, is seeking a Principal Software Engineer for the Elasticsearch - Search Infra team. You will define, direct, and build the next generation of Elasticsearch capabilities, focusing on indexing, retrieval, a...Read More>>.

We’re looking for a Principal Software Engineer to join the Elasticsearch - Search Infra team This globally-distributed team of experienced engineers focuses on delivering a robust and feature-rich search experience, including con...Read More>>.

Bring more to life. Are you ready to accelerate your potential and make a real difference within life sciences, diagnostics and biotechnology? At Abcam, one of Danaher’s 15+ operating companies, our work saves lives—and we’re all united by a...Read More>>.

Bring more to life. At IDBS, one of Danaher’s 15+ operating companies, our work saves lives—and we’re all united by a shared commitment to innovate for tangible impact. IDBS helps BioPharma organizations unlock the potential of AI/ML to impr...Read More>>.

Job Description Overview The Power Energy Systems (PES) Practice of AtkinsRéalis is seeking a Principal Engineer for Overhead Lines to join our team in the UK. We are looking for an energetic and experienced OHL Engineer who can act as a technica...Read More>>.

Responsibilities include leading an engineering team and delivering high-quality outcomes Requirements include experience in C#, ASP.NET Core, and SQL Desirable experience with React or other front-end frameworks Location...Read More>>.

About Analog DevicesAnalog Devices, Inc. (NASDAQ: ADI ) is a global semiconductor leader that bridges the physical and digital worlds to enable breakthroughs at the Intelligent Edge. ADI combines analog, digital, and software technologies...Read More>>.

Skipton Building Society is seeking a Principal Engineer to lead the Digital Experience Platform and set engineering tenets that shape strategy, delivery and security by design. You will drive VFQ excellence, scale AEM and our Design System, and e...Read More>>.

The Core Banking Platform is the engine that underpins how Skipton records, manages and protects the financial lives of its members. It supports every savings and mortgage account, every transaction posted, every interest calculation and every pro...Read More>>.

Roche in the United Kingdom is seeking a Principal/Senior Principal Software Engineer within the Computational Sciences Center of Excellence. You will design and build scalable, data-centric platforms that accelerate drug discovery, collaborating...Read More>>.

Principal Engineer (Geo-environmental Services)Posting Date - 20 Mar, 2026AtMason Evans, we’re a specialist team providing top-tier geo-environmental and geotechnical services across the UK. From contaminated land assessme...Read More>>.

Principal Engineer Department: R&D Employment Type: Full Time Location: Plymouth Description The New Technologies Group identifies, evaluates and develops the emerging technologies that w...Read More>>.

Principal Engineer - Water Design and Build At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancem...Read More>>.

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune...Read More>>.

10x Team is seeking a Freelance Principal Software Engineer – AI Trainer to remotely contribute 8–20 hours per week. You will review AI-generated outputs and refine recommendations for software architecture and coding standards.The role...Read More>>.

As a Senior Principal Engineer within Siemens Energy's UK Grid Technologies business, your day will be centred on leading and guiding a team of engineers to deliver high-quality primary engineering designs for UK transmission operator substations,...Read More>>.

A Snapshot of Your DayAs a Senior Principal Engineer within Siemens Energy's UK Grid Technologies business, your day will be centred on leading and guiding a team of engineers to deliver high-quality primary engineering designs for UK tra...Read More>>.

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune...Read More>>.

Principal Software Engineer, Fullstack/Backend Technologies (UK Remote)Full-timeWhen you join Turnitin, you'll be welcomed into a company that is a recognized innovator in the global education space. For more than 25...Read More>>.

Shape a faster, smarter, safer future. You might know us for the great work we do across our wide variety of projects. We're proud to say it's thanks to our people's diversity of thought, expertise and knowledge. And when you join us, you'll be a...Read More>>.

At National Grid Ventures, we're connecting countries, enabling the energy transition and helping create a cleaner, more secure energy future. Viking Link is the world's longest land and subsea interconnector and plays a critical role in connectin...Read More>>.

Around the world, SYSTRA’s specialists plan, design, integrate, test, commission, project manage and deliver mass transit and mobility solutions that are relied on by more than 50 million people every day.For more than 60 years, t...Read More>>.

Overview As a senior Bridge Engineer in our Bridges and Civils team within our Transportation business based in Stockton, you will play a crucial role in shaping the future of transportation. We work on a number of exciting, high‑profil...Read More>>.

Job DescriptionPrincipal Engineer - Support Engineering - Reliability-Centred Maintenance (RCM)Location: Barrow / Brough / FiltonContract: 12 monthsHeadcount: 1Working Pattern: 37...Read More>>.

We Are Zenith is partnering with an innovative engineering organisation operating within the offshore wind and renewable energy sector to recruit a Principal Engineer - MV/HV Cable Design.This is a senior technical leadership role focused o...Read More>>.

Job Title: Principal Engineer – Nuclear Safety Case Location: Barrow in Furness - Hybrid - flexible depending on business needs We offer a range of hybrid and flexible working arrangements - please speak to your recru...Read More>>.