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Principal Engineer - AI/ML United Kingdom Jobs

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Principal Software Engineer
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Lead a major digital transformation as a Principal Software Engineer. This initial 6-month contract outside IR35 requires expertise in TypeScript (Node/React), AWS, and event-driven MACH architecture. You will re-architect platforms to cloud-native microservices, providing technical vision and go...
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United Kingdom
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550.00 - 650.00 GBP / Hour
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Morson Talent
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Principal Software Engineer
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Join a Manchester eCommerce leader as a Principal Software Engineer. Drive a large-scale digital re-platform to MACH and Event-Driven Architecture. Utilize JavaScript/TypeScript, React, Next.js, and AWS serverless. Enjoy a bonus, enhanced pension, and private healthcare.
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United Kingdom , Manchester
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80000.00 - 90000.00 GBP / Year
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Morson Talent
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Principal Electrical Engineer
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Lead electrical engineering for a global low-carbon energy leader at our Capenhurst site. You will manage a team delivering complex design solutions for major projects, ensuring safety and regulatory compliance. This role requires a Chartered Engineer with 10+ years' experience in regulated indus...
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United Kingdom , Capenhurst
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83175.00 - 92416.00 GBP / Year
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Senior/ Principal Civil Design Engineer
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Seeking a Senior/Principal Civil Design Engineer for a hybrid role across multiple UK offices. You will deliver high-quality engineering design for water and sewage treatment projects, ensuring cost-effective and safe solutions. The role requires a relevant HND/degree and extensive civil engineer...
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United Kingdom , Derby; Rickmansworth; Bristol; Falmer; Coleshill; Peterborough
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Not provided
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Morson Talent
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Principal Engineer - Mechanical Design
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Lead mechanical design for water treatment projects as a Principal Engineer in Derby. This hybrid role requires chartered status, line management experience, and expertise in cost-effective plant layout. Enjoy a competitive package including car allowance, private health insurance, and a flexible...
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United Kingdom , Derby
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MWHTreatment
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Principal Engineer - Combat Systems (External Communications)
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Lead maritime external communications systems engineering on the critical Dreadnought Submarine Programme. Apply your deep domain expertise across the full engineering lifecycle, from design to sea-going trials. This role offers a high-integrity environment in Frimley, valuing diversity and profe...
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United Kingdom , Frimley, Surrey
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57.00 GBP / Hour
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Outsource UK
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Principal Nuclear Facility Safety Engineering Consultant
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Lead nuclear safety case development for major civil and defence projects in Teddington. This senior role requires proven expertise in nuclear facility safety assessments, licensing conditions, and team leadership. Enjoy extensive benefits including private medical cover, enhanced pension, and a ...
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United Kingdom , Teddington
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BMT
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Principal GCP Engineer
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Lead high-level architectural discussions and own the DevSecOps process as a Principal GCP Engineer in London. Design ingenious GCP solutions, leveraging expertise in Kubernetes, BigQuery, and Vertex AI, while mentoring teams and engaging directly with clients. Enjoy private healthcare, generous ...
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United Kingdom , London
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PA Consulting
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Senior Principal Software Engineer
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Lead architectural development for cybersecurity products as a Senior Principal Software Engineer at Rapid7 in Belfast. This role requires 12+ years of Java experience and expertise in designing complex, scalable enterprise software. You will drive technical strategy, foster innovation, and champ...
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United Kingdom , Belfast
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Not provided
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Rapid7
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Principal ML & AI Engineer
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Lead the delivery of cutting-edge AI and ML solutions for top-tier enterprise clients. This hands-on role requires deep expertise in Python, LLMs, and production deployment. Leverage your consulting experience to design and implement GenAI systems from concept to live operation. Join a specialist...
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United Kingdom
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Dynamic Search Solutions
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Principal Solutions Engineer
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Join Wiz, the fastest-growing cloud security startup, as a Principal Solutions Engineer in the UK. Leverage your deep expertise in cloud architecture (AWS/Azure/GCP), AppSec (ASPM, SAST, SCA), and Kubernetes to be the top field expert. You will collaborate with sales on strategic opportunities, g...
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United Kingdom
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Wiz
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Senior or Principal Control Systems Engineer
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Lead the development of advanced flight control laws and precision pointing algorithms for UAS platforms in Bristol. This senior role requires deep expertise in modern control theory and servo-loop tuning for gimbals. You will architect robust control strategies, transitioning models to flight-re...
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United Kingdom , Bristol
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Tekever
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Principal Mechanical Engineer
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Lead the design and analysis of critical HVAC and cooling systems for the AUKUS program as a Principal Mechanical Engineer. You will develop mechanical solutions, manage requirements, and ensure compliance throughout the engineering lifecycle. This key role in Barrow-in-Furness demands expertise ...
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United Kingdom , Barrow-in-Furness
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43.00 - 57.97 GBP / Hour
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Morson Talent
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Principal Hardware Engineer
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Lead innovative hardware engineering for cutting-edge avionics like Helmet-Mounted Displays and Flight Controls. This senior role in Rochester, UK, requires expertise in safety-critical systems, the full development lifecycle, and tools like Mentor Graphics and MATLAB. You will guide complex desi...
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United Kingdom , Rochester
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Morson Talent
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Principal Mechanical Engineer
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Lead mechanical engineering projects in Preston, ensuring design integrity throughout the lifecycle. This senior role requires Chartered status (or progression), CAD expertise, and strong stakeholder leadership. Security Check (SC) clearance is essential. We offer a competitive salary and welcome...
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United Kingdom , Preston
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Morson Talent
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Principal Electrical Design Engineer
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Lead electrical design for major nuclear energy projects in Manchester. This senior role requires extensive nuclear sector experience, chartered status, and knowledge of key directives (ATEX, PED, LVD). You will provide technical leadership, mentor junior engineers, and ensure compliance with all...
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United Kingdom , Manchester
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Morson Talent
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Public Cloud - GCP Principal Engineer
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Lead the design and strategy of Barclays' GCP platform in this principal engineer role. Apply your deep GCP and financial services expertise to build secure, resilient cloud solutions. This hands-on role offers technical leadership in a collaborative, innovative environment with competitive benef...
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United Kingdom , Knutsford; Glasgow
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Barclays
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Principal Integrity Engineer
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Lead integrity assessments and risk-based strategies for conventional and clean energy power plants. This senior Derby-based role requires 10+ years' experience in pressure systems, defect assessment, and PSSR compliance. Enjoy a comprehensive benefits package including profit share, flexible wor...
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United Kingdom , Derby
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Risktec Solutions
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Senior Principal Hardware Engineer
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Lead cutting-edge hardware design for safety-critical aerospace systems in Rochester. This 12-month contract requires a Senior Principal Engineer with full lifecycle experience and BPSS clearance. Provide technical leadership on projects like Helmet Displays using Mentor Graphics and MATLAB. A co...
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United Kingdom , Rochester
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69.72 - 94.00 GBP / Hour
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Outsource UK
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Embark on a leadership career at the pinnacle of technical innovation by exploring Principal Engineer - AI/ML jobs. A Principal Engineer in Artificial Intelligence and Machine Learning is a strategic visionary and a technical master, responsible for setting the technological direction for an organization's most ambitious AI initiatives. This is not an individual contributor role in the traditional sense; it is a force multiplier, blending deep hands-on expertise with architectural oversight, mentorship, and cross-functional leadership to transform complex business problems into scalable, intelligent solutions powered by AI. Professionals in these senior roles typically bear a comprehensive set of responsibilities. They lead the architectural design and long-term strategy for AI/ML systems, ensuring they are robust, scalable, and aligned with business objectives. A key part of their duties involves conducting research and development to evaluate and integrate state-of-the-art algorithms and models, pushing the boundaries of what is technically possible. They provide technical leadership and mentorship to engineering teams, elevating the entire organization's capabilities through code reviews, best practice dissemination, and setting high standards for quality and innovation. Principal Engineers are also crucial in driving the entire machine learning lifecycle, from data acquisition and pipeline creation to model training, deployment, monitoring, and continuous iteration in production environments. They act as a bridge, communicating complex technical concepts to non-technical stakeholders and collaborating with product managers, data scientists, and business leaders to ensure successful project outcomes. Furthermore, they are often tasked with establishing technical governance, making critical stack and tooling decisions, and identifying and mitigating technical risks. To qualify for Principal Engineer - AI/ML jobs, candidates must possess a formidable combination of education, experience, and skills. Typically, a Master's or Ph.D. in Computer Science, Statistics, or a related field is expected, coupled with 10+ years of progressive software engineering experience, with a significant portion dedicated to AI/ML. A deep, practical understanding of machine learning frameworks like TensorFlow or PyTorch is essential, as is proficiency in programming languages such as Python, Java, or Scala. Expertise in cloud platforms (AWS, GCP, Azure) and MLOps practices for automating the ML lifecycle is a standard requirement. Beyond technical prowess, successful candidates demonstrate exceptional leadership, strategic thinking, and communication skills. They have a proven track record of architecting and delivering complex, large-scale AI systems into production and possess the ability to mentor senior engineers and influence technical strategy across an organization. If you are ready to shape the future of technology and lead from the front, discovering the right Principal Engineer - AI/ML jobs is your next critical step.

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