Senior Principal Jobs (Hybrid work)

Principal AI Software Engineer, SVP role in London. Architect scalable backend systems for advanced AI tools, leveraging expert Python, FastAPI, and Generative AI frameworks like LangChain. Requires deep ML knowledge and full lifecycle ownership. C++ expertise is a bonus. Benefits include 27+ day...

Senior Principal Associate Contentious Construction sought for a national team across Birmingham, Exeter, Leeds, London, Manchester, and Winchester. You will advise on high-value, complex projects for public and private clients in health, housing, and emergency services. Key requirements include ...

Seeking a visionary Principal Fullstack Software SVP to lead engineering in Mississauga, Canada. This role demands 10+ years of experience architecting scalable microservices and driving AI tool integration (e.g., GitHub Copilot). You will mentor teams, oversee full-stack development, and champio...

Senior Principal Product Manager sought to lead Partner Experience & AI Platform at Zalando. This head-level IC role oversees the end-to-end digital partner journey, driving AI-powered automation with LLM orchestration and agentic workflows. Requires 10+ years in high-scale platforms, deep expert...

Senior / Principal Associate, Barrister sought for a leading Regulatory Division. You will conduct tribunal and court advocacy in final substantive hearings, interim applications, and appeals. Manage complex caseloads involving professional discipline and fitness-to-practise across health and soc...

Join Microsoft Quantum in Copenhagen as a Senior/Principal Quantum Error Correction Engineer. You will design fault-tolerance infrastructure and advance error correction codes for scalable quantum computers. Requires a PhD/Master’s in STEM with software industry experience. Drive revolutionary qu...

Senior / Principal Associate, Barrister sought to lead high-profile regulatory advocacy across the UK. Based in Birmingham, Exeter, Leeds, London, Manchester, or Winchester, you will manage complex fitness-to-practise and disciplinary cases. Key duties include final-hearing advocacy before tribun...

Senior CDM Principal Designer role with an award-winning architectural consultancy in Sevenoaks. Lead diverse projects across residential, commercial, healthcare, and education sectors. Requires ARB/RIBA Architect or APS member with strong CDM 2015 Regulations expertise and design risk management...

Senior / Principal Mechanical Engineer sought to author critical Design Substantiation Reports for nuclear safety. This client-seconded role demands a questioning attitude, safety case expertise, and a Chartered Engineer status (or equivalent). Join ACTEMIUM Design UK, part of VINCI Energies, in ...

Join Capsticks as a Senior/Principal Associate in our top-ranked defendant clinical negligence team in London. Manage complex, high-value claims for NHS Resolution, leveraging extensive litigation experience. Work within a supportive, inclusive environment with competitive benefits. Ideal for can...

Principal Java Engineer & DevOps Platform Lead (SVP) sought in Mississauga, Canada. Drive global developer productivity by owning the multi-year platform roadmap. Requires 10+ years in Java/Spring, 5+ years leading distributed DevOps teams, and deep CI/CD expertise (Jenkins, Tekton, Harness). Lea...

Lead Principal Designer services for residential and Higher Risk Building projects in London, ensuring compliance with the Building Safety Act 2022. This senior role requires strong CDM and Building Regulations expertise to manage design teams and client relationships. The position offers a compe...

Lead groundbreaking research in Agentic AI systems at Microsoft's M365 team in Redmond. Define the long-term vision, mentor a high-impact team, and translate foundational advances into enterprise-scale products. Requires 8+ years of research experience and 3+ years in people management. Drive inn...

Join Microsoft's M365 Core team in Redmond as a Senior or Principal Applied Scientist. Drive transformative AI research and development, focusing on large language models and machine learning solutions for productivity and collaboration. Collaborate with top engineers and researchers to shape int...

Lead global performance and strategic projects for the Cloud Kitchens vertical in Berlin. Define success metrics, build scalable frameworks, and drive profitability across all regions. We seek a strategic leader with 7+ years' experience, including management consulting, to bridge data and execut...

Lead strategic customer relationships as a Senior Principal Customer Success Manager in San Francisco. Utilize 8-10 years of experience to drive adoption, deliver ROI, and provide executive advisory on IT architecture and DevOps. Enjoy a comprehensive package with equity, flexible work, and gener...

Join Microsoft Research AI Frontiers Lab in Redmond or NYC to pioneer the future of agentic AI. Lead cutting-edge research, develop novel training algorithms, and build frontier models with advanced reasoning. This senior role requires a PhD and 8+ years of proven research experience with publica...