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Principal Engineer United Kingdom, Cambridge Jobs

7 Job Offers

Principal Engineer - Test
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Principal Engineer - Test role in Cambridge, UK, focused on validating Core AI Services. You will design automated testing frameworks for cloud-native .NET applications on Azure, ensuring API performance and security. Join an Agile team to build AI-specific evaluation tools, mentor juniors, and d...
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United Kingdom , Cambridge
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Not provided
Codvo AI
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Until further notice
Principal Device Drivers Software Engineer
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Principal Device Drivers Software Engineer sought to develop low-level embedded software for market-leading critical communication radios in Cambridge, UK. You will design, implement, and test device drivers for Embedded Linux, FreeRTOS, and ARM BSPs. Requires expert C skills, real-time debugging...
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United Kingdom , Cambridge
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75000.00 GBP / Year
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rmg digital
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Until further notice
Principal Opto-Electronics Engineer
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Principal Opto-Electronics Engineer at Microsoft Research in Cambridge, UK. Drive high-risk, high-reward AI infrastructure programs, co-designing next-gen optical transceivers and connectivity systems. Requires a PhD, expertise in analog/mixed-signal CMOS circuits, signal processing, and end-to-e...
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United Kingdom , Cambridge
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Not provided
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Microsoft Corporation
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Until further notice
Principal Optical Packaging Engineer
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Join Microsoft Research in Cambridge, UK as a Principal Optical Packaging Engineer to shape next-gen AI infrastructure. You will lead co-packaged optics (CPO) architecture, advanced 2.5D/3D packaging, and scalable optical assembly. Ideal candidates have a Master’s/PhD in Photonics or EE, deep CPO...
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United Kingdom , Cambridge
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Not provided
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Microsoft Corporation
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Until further notice
Principal Opto-Electronics Device Engineer
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Join Microsoft Research in Cambridge, UK as a Principal Opto-Electronics Device Engineer. You will design and optimize high-speed photonics devices for next-gen AI infrastructure, using tools like COMSOL and Lumerical. This role requires a PhD in a relevant field, expertise in semiconductor physi...
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United Kingdom , Cambridge
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Not provided
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Microsoft Corporation
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Until further notice
Principal Research Engineer
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Join Microsoft Research in Cambridge as a Principal Research Engineer. Accelerate world-class research into global products by applying your deep expertise in compilers, programming languages, and ML. Collaborate with leading researchers to build and evaluate high-impact prototypes. Requires an M...
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United Kingdom , Cambridge
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Not provided
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Microsoft Corporation
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Until further notice
Principal Verification Engineer
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Join Arm's Media IP team in Manchester or Cambridge as a Principal Verification Engineer. You will architect advanced UVM testbenches for Image Signal Processors and Video codecs. This role requires expert SV-UVM skills and offers leadership in verification for automotive and IoT markets. Enjoy c...
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United Kingdom , Manchester; Cambridge
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Not provided
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ARM
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Until further notice

About the Principal Engineer role

Explore the pinnacle of technical leadership with Principal Engineer jobs. A Principal Engineer is a master-level technical expert and strategic leader within an engineering organization. This is not merely a senior role; it represents the apex of an individual contributor technical track, where influence, architectural vision, and deep expertise converge to shape the technological future of a company. Professionals in these roles are the go-to authorities for the most complex, high-impact challenges, setting technical standards and driving innovation across multiple teams or the entire organization.

The common responsibilities of a Principal Engineer are vast and critical to long-term success. Typically, they involve defining and driving the long-term technical strategy and architectural vision for major platforms or product suites. They are responsible for researching, prototyping, and selecting technologies that will scale to meet future business needs. A core part of their duties includes leading the design and implementation of complex, cross-functional systems, ensuring they are resilient, secure, and efficient. They serve as the ultimate escalation point for critical production issues, conducting deep-dive analysis and root cause investigations to resolve systemic problems. Furthermore, Principal Engineers have a significant mentorship and governance function, actively coaching senior and staff engineers, establishing best practices, and conducting rigorous code and design reviews to maintain exceptional quality across all engineering outputs. They are also key collaborators, working closely with engineering managers, product leaders, and enterprise architects to align technical execution with business objectives.

The typical skills and requirements for these high-level positions are extensive. A bachelor's or master's degree in computer science, engineering, or a related field is common, though equivalent demonstrable experience is often acceptable. Most roles require a minimum of 10+ years of progressive, hands-on software development or infrastructure engineering experience, with a significant portion spent in lead or architecture-focused positions. Essential technical skills include mastery of relevant programming languages and frameworks, profound knowledge of system design patterns and distributed architectures, and expertise in cloud platforms like AWS, Azure, or GCP. They must possess exceptional analytical and problem-solving abilities to deconstruct ambiguous, complex problems. Beyond technical prowess, superior soft skills are non-negotiable; this includes outstanding communication to articulate technical vision to both technical and non-technical stakeholders, proven leadership and influence without formal authority, and strategic business acumen. For those seeking to define technological frontiers and mentor the next generation of experts, Principal Engineer jobs offer a challenging and highly rewarding career path at the forefront of innovation.