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Staff Engineer United Kingdom Jobs (On-site work)

10 Job Offers

Staff Software Engineer
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Staff Software Engineer role in London, offering £130K–£140K plus equity. You will design and evolve backend services for AI systems, focusing on large-scale data processing and secure enterprise workflows. Requires deep expertise in Python, PostgreSQL, RESTful APIs, and containerised environment...
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United Kingdom , London
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130000.00 - 140000.00 GBP / Year
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Data Idols
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Until further notice
Staff / Principal Machine Learning Engineer, Serving
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Staff / Principal Machine Learning Engineer, Serving – UK. Join Inworld, a leading AI research lab backed by $125M+ from top investors, to optimize and deploy realtime multimodal models at scale. You will own full-cycle serving, from containerization to inference optimization and high-performance...
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United Kingdom
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140000.00 - 200000.00 GBP / Year
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Inworld AI
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Staff Code Quality Engineer
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Deliveroo seeks a Staff Code Quality Engineer in London to define quality standards across its global codebase. You will architect automated quality gates, reduce technical debt, and power AI-assisted development workflows. This role requires deep Go expertise, a platform engineering mindset, and...
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United Kingdom , London
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Not provided
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DELIVER
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Staff Software Engineer
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Lead backend development for high-stakes AI systems in London. Design scalable microservices and APIs using Python, PostgreSQL, and Kubernetes. Ensure enterprise-grade reliability for complex data and AI workflows. Join a team turning advanced AI into trusted production tools, with equity offered.
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United Kingdom , London
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130000.00 - 140000.00 GBP / Year
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Data Idols
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Until further notice
Staff Software Engineer
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Join a leading London cybersecurity startup as a Staff Software Engineer. Shape systems and drive technical direction in a high-growth, product-market fit environment. We seek a pragmatic engineer with 5+ years' experience and strong architecture skills. Own problems end-to-end in a scaling, clou...
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United Kingdom , London
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100000.00 - 160000.00 GBP / Year
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Oho Group Ltd
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Member of Technical Staff, High Performance Computing Engineer
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United Kingdom , London
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Not provided
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Microsoft Corporation
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Staff Platform Engineer
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Join our London team as a Staff Platform Engineer, shaping the core developer experience at DoorDash. You will architect the local and remote development platform using DevContainers, IDE tooling, and remote execution systems like BuildBuddy. This role requires deep expertise in developer platfor...
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United Kingdom , London
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DELIVER
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Member of Technical Staff, Principal Mobile Engineer
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Join Microsoft AI in London as a Principal Mobile Engineer. Build the core Copilot experience for iOS or Android using Swift, Kotlin, or Java. Partner with cross-functional teams to ship world-class, consumer-grade AI applications in a fast-paced, design-driven environment.
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United Kingdom , London
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Microsoft Corporation
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Member of Technical Staff, Web Engineer
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Join Microsoft AI in London to shape the future of web experiences with Copilot. As a Web Engineer, you'll build scalable products using TypeScript and React. Collaborate with top talent to ship delightful AI features to millions worldwide.
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United Kingdom , London
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Microsoft Corporation
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Member of Technical Staff, Data Research Engineer
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Join Microsoft AI in London as a Data Research Engineer. You will create high-quality multimodal datasets for cutting-edge foundation models. This role involves data pipeline development, analysis, and collaboration with research teams. A technical degree and proficiency in Python and data analys...
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United Kingdom , London
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Microsoft Corporation
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Until further notice

About the Staff Engineer role

Looking for Staff Engineer jobs means targeting a pinnacle individual contributor role in the technology and engineering landscape. A Staff Engineer is a senior-level expert who operates at the intersection of deep technical mastery, strategic influence, and cross-functional leadership. Unlike management tracks, this role focuses on solving the most complex and ambiguous technical challenges, setting architectural direction, and elevating the entire engineering organization's capabilities. Professionals in these positions are recognized as domain authorities and are pivotal in guiding critical technical decisions that shape product and platform futures.

Typical responsibilities for a Staff Engineer are multifaceted and impactful. They are often tasked with architecting and designing large-scale, resilient systems that serve as foundational pillars for the business. A core part of the role involves conducting deep technical analysis, identifying systemic risks, and spearheading initiatives to improve scalability, performance, and reliability. Staff Engineers provide technical leadership by mentoring senior engineers, establishing best practices, and driving the adoption of new technologies and methodologies. They are frequently the key technical voice in cross-departmental collaborations, aligning engineering efforts with product and business goals, and are responsible for researching and prototyping solutions to novel problems.

The skills and requirements for Staff Engineer jobs are rigorous, reflecting the seniority and scope of the position. A proven track record of designing, delivering, and operating complex systems in production is essential. Expertise in one or more specialized technical domains—such as distributed systems, machine learning infrastructure, low-level hardware design, or full-stack application development—is mandatory. Beyond pure coding, the role demands exceptional system design and architectural thinking, with the ability to communicate these concepts clearly to both technical and non-technical stakeholders. Strong soft skills are equally critical; this includes strategic influence, mentorship, and the ability to navigate organizational dynamics to build consensus around technical vision. Typically, candidates are expected to have 8+ years of progressive experience, a history of leading without formal authority, and a demonstrated impact on business outcomes through technical innovation.

Ultimately, Staff Engineer jobs are for those who wish to remain hands-on while operating at a strategic level. It is a career path for engineers who are passionate about setting technical standards, solving problems that lack a clear blueprint, and leaving a lasting imprint on their company's technology stack and engineering culture. If you are seeking a role where your technical depth directly translates to organizational-wide influence, exploring Staff Engineer positions is the logical next step.