Senior Principal Jobs

Lead strategic customer relationships as a Senior Principal Customer Success Manager in the US. Utilize your 8-10 years of experience in IT architecture and DevOps to drive adoption and deliver measurable business value. This role includes up to 25% travel and offers a competitive package with eq...

Join Microsoft's productivity division to shape the future of work with AI. As a Senior or Principal Applied Scientist, you will drive research from concept to products like M365 Copilot and Dynamics 365. This role requires a strong publication record and offers the chance to publish at top-tier ...

Join a respected Kent consultancy as a Senior Architect and Building Regulation Principal Designer. Lead compliant design across diverse Education, Commercial, and Heritage projects. This role offers a bonus, car allowance, and healthcare from a social Tunbridge Wells office.

Join BAE Systems in Nashua, NH, as a Senior Principal Electrical Engineer. Design and test high-reliability embedded systems and mixed-signal CCAs for cutting-edge electronic warfare solutions. This role offers a full product lifecycle position, requiring a BS in EE, 8+ years of experience, and e...

Lead large-scale R&D projects and field tests in energetic environments for national security. This senior mechanical engineering role requires a relevant degree, 5+ years' experience, and a DOE Q clearance. Join Sandia in Albuquerque to manage multidisciplinary teams with impactful work and a 9/...

Lead diverse landscape and environmental design projects as a Chartered Landscape Architect (CMLI) in Gloucestershire. This senior role requires 5+ years' experience, expert LVIA/EIA skills, and UK planning system knowledge. You will manage teams, ensure compliance, and deliver high-quality techn...

Join a leading UK law firm's national construction practice as a Senior/Principal Associate. Advise major clients on high-profile development and infrastructure projects using your 6+ years' non-contentious expertise in JCT/NEC contracts. Enjoy a collaborative environment with career progression,...

Seeking a Senior/Principal Commercial Litigation Associate (3+ years PQE) to lead high-value disputes, specializing in public procurement and complex contracts. Advise key public sector clients across healthcare, government, and social housing. Enjoy a competitive package, excellent career prospe...

Join a respected, employee-owned CDM consultancy in Cambridge as a Senior CDM Principal Designer. This key role requires 5+ years' experience, NEBOSH Construction, and IOSH/APS membership. You will ensure compliance, manage H&S files, and advise on design risks. Enjoy a profit share, car allowanc...

Lead strategic customer relationships as a Senior Principal Customer Success Manager in Sydney or Melbourne. Utilize your 8-10 years of experience and public sector/SaaS expertise to drive adoption and deliver tangible business value. Enjoy a competitive package with equity, flexible work, and co...

Join Microsoft's Core AI team in Redmond to build the foundational Observability platform for next-gen AI applications. As a Senior or Principal Software Engineer, you'll design and deliver large-scale AI services for monitoring and optimizing agent performance. This role requires strong coding s...

Join Azure AI Search Engineering Foundations as a Senior or Principal Software Engineer in Redmond. Transform how AI Search is built and operated at scale by improving developer tools, CI/CD, and validation frameworks. Leverage your cloud and secure coding expertise to turn engineering challenges...

Join Microsoft's ISE team in London as a Principal/Senior Product Design Specialist. You will lead end-to-end design, shipping high-impact cloud solutions through collaborative innovation. This role requires a design degree, significant product experience, and up to 25% travel. We offer a competi...

Join Microsoft's 365 team as a Senior or Principal Software Engineer. This remote role involves designing and building large-scale, high-performance cloud services like Exchange and Teams. We seek experts with 5+ years in backend development using C++, C#, or Java. Help shape the world's largest ...

Join our Tel Aviv team as a Principal/Senior Security Researcher, focusing on Linux & API Security EDR. You will lead research on Linux OS internals, malware analysis, and develop cutting-edge detection capabilities. We seek an expert with 5+ years in cybersecurity, proficiency in Python/C/C++, a...

Join our Tel Aviv team as a Principal/Senior Security Researcher, focusing on Linux & API Security for EDR. You will research Linux internals, malware, and APTs to build cutting-edge detection and protection capabilities. This role requires 5+ years of cybersecurity experience, proficiency in Pyt...

Lead quality engineering for life-saving medical devices at Baxter. This senior role requires 10+ years' experience with electromechanical devices and expertise in design assurance. You will ensure regulatory compliance and product safety in Round Lake. Enjoy robust benefits including health cove...

Lead the definition and architecture of next-generation silicon solutions at SCALINX in Caen. This senior role requires 15+ years of experience in semiconductor product development, from concept to high-volume production. You will translate market needs into innovative, scalable architectures, ba...

Lead cutting-edge hardware engineering for safety-critical aviation technology, including Helmet-Mounted Displays and Flight Controls. This senior role in Rochester, UK, requires expertise in Mentor Graphics, signal integrity, and the full development lifecycle. You will mentor junior engineers w...

Join our expanding environmental team in Cardiff as a Senior/Principal Ecologist. Lead diverse ecological surveys and deliver high-quality reports for key infrastructure and development projects. Enjoy a flexible, supportive culture with benefits including health insurance and bespoke career deve...