Top Design Engineer Jobs in London

Lead technical and strategic security engineering services for major construction and fit-out projects throughout RIBA stages. Responsibilities include risk assessments, mitigation strategies, operational requirements, security master planning, physical security design, electronic security systems design, and counter-terrorism guidance covering hostile vehicle mitigation, blast protection, and ballistics. The role also involves business development and security consultancy expertise.

Leads technical and strategic security engineering for major building construction and fit-out projects. Responsibilities include risk assessments, mitigation strategies, operational requirements, security master planning, physical security design, electronic security systems design, and counter-terrorism guidance covering hostile vehicle mitigation, blast, and ballistic risks. The role also requires business development, security consultancy expertise, and collaboration with specialist engineering teams.

Design and build calm, accessible interfaces from early concepts through production. Own the component library and design tokens, keep Figma and code aligned, prototype rapidly, and partner across Product and engineering. The role requires strong visual judgment, production React and TypeScript experience, and the ability to explain design decisions clearly. You'll work across customer products, internal tools, and the web presence in a hybrid London environment.

Lead SoC and sub-chip physical design, floorplanning, methodology development, and PPA optimization. Execute the full implementation lifecycle, including synthesis, placement, clock tree synthesis, routing, timing closure, power optimization, IR-drop and electromigration analysis, verification, and signoff. Develop automation and physical design flows, evaluate technology nodes, IP, EDA tools, and vendors, communicate risks and progress, and support cross-functional silicon engineering programs with occasional travel.

Build and operate customer-facing products, APIs, backend services, CLI tools, and Kubernetes platform capabilities primarily in Go. Investigate production issues across applications, containers, Linux, networking, GPU drivers, and hardware. Develop automation, design reliable services, instrument systems for debugging, and contribute to product decisions across web, API, and CLI experiences.

Own and evolve WRITER’s design system across design and engineering. Build production-quality React components, UI features, animations, and polished interactions; maintain consistency across Figma, Storybook, documentation, and AI-assisted workflows. Partner with designers, PMs, and engineers to drive adoption, accessibility, technical direction, and design-to-code productivity across the organization.

Lead mechanical design for electronic and RF products from concept through production release. Develop cost-effective enclosures and packaging that meet manufacturing, assembly, thermal, IP-rating, reliability, and quality requirements. Produce technical drawings and documentation, support project estimates, resolve production issues, and collaborate with engineering, manufacturing, suppliers, and project teams. Mentor junior engineers, improve design and quality processes, and ensure compliance with company, industry, and customer standards.

Provides specialist electrical design services for renewable energy projects, including steady-state studies, substation and collection-system equipment sizing, grounding design, and grid-code compliance. Supports project teams, advises third parties, manages design risk, and promotes technical standards across markets. The role involves coordinating with engineering, construction, project management, consultants, contractors, and certification authorities while developing innovative, cost-effective solutions for systems up to 132kV.

Design and develop mechanical components, mechanisms, actuators, aesthetic shells, and subsystems for humanoid robots. Own hardware from concept through prototyping, testing, validation, production, and maintenance. Apply DFM, DFA, GD&T, tolerance analysis, materials selection, and manufacturing expertise while integrating electronics, sensors, controls, and embedded systems. Produce engineering documentation, improve reliability, support compliance, and collaborate with internal and external manufacturing teams in a fast-paced multidisciplinary environment.

Productionise sustainable packaging products for mass manufacturing through product testing, scale validation, process improvement, documentation, change control, and quality measures. Coordinate new product development across injection moulding, blow moulding, extrusion, and compounding projects. Collaborate with engineering, supply chain, suppliers, customers, sales, and manufacturing partners to meet cost, quality, and timeline expectations while scaling products from prototype to high-volume production.

Lead technical execution of multiple physical product development projects, from customer specifications through manufacturing scale-up and first-order delivery. Develop concepts, create and test prototypes, apply design-for-manufacturing principles, coordinate with manufacturing and operations, improve NPD processes and tracking tools, and champion high-quality industrial design for sustainable plastic-free products.

Designs and checks high-voltage and extra-high-voltage cable systems from 11kV to 400kV, including cable ratings, bonding, induced voltage, short-circuit forces, thermal thrust, pulling tensions, drawings, and technical reports. Leads project delivery, coordinates CAD and multidisciplinary engineering teams, manages checking processes, supports bids, and communicates technical matters to clients and stakeholders.

Design and support high-voltage substation and transmission projects across the UK and Ireland. Responsibilities include producing primary plant layouts, developing equipment specifications, contributing engineering design input, supporting Owners' Engineer assignments, and providing HV design input for renewable energy projects. The role involves collaboration across multiple infrastructure projects, technical report writing, design reviews, construction witnessing, and development under experienced engineering mentors.

Designs high-voltage substations and associated infrastructure from concept through energisation. Responsibilities include producing primary plant layouts, developing equipment specifications, providing engineering input to major transmission and renewable energy projects, serving as an Owner’s Engineer, reviewing detailed designs, and witnessing construction activities. The role supports utility, developer, hyperscaler, data centre, and renewable energy clients across the UK, Ireland, and potentially overseas.

Leads HV substation design and engineering delivery across major UK and Ireland energy infrastructure projects. Responsibilities include primary plant layouts, cable route development, HV equipment specifications, tender evaluations, design assurance, supplier technical reviews, manufacturing audits, FAT attendance, commissioning support, client engagement, and mentoring junior engineers.

Leads the design and optimization of global energy infrastructure projects, including solar, battery storage, wind, gas-peaker, and data center developments. Produces layouts, drawings, specifications, schedules, bills of quantities, and construction-ready engineering packages. Supports feasibility studies, planning submissions, grid connection design, technical due diligence, procurement, EPC handover, and design standardization across markets.

Design mechanical or electrical systems for high-density AI data centres, from Basis of Design through commissioning and handover. Responsibilities include developing layouts, schematics, calculations, schedules, construction drawings, modular reference designs, and engineering standards; adapting designs to codes and site conditions; managing design changes; and supporting construction, commissioning, and handover across UK and international projects.

Own frontend features from planning through polished production release. Build fast, accessible, pixel-accurate interfaces using React and TypeScript, collaborate with Product, Design, and Backend, and help shape frontend architecture, shared components, and the design system. The role requires strong visual judgment, attention to detail, code quality, testing, and independent ownership in a fast-growing startup.

Design and prototype intuitive experiences for complex, data-rich B2B SaaS products using AI-first workflows. Collaborate with product, engineering, users, and domain experts to validate ideas, balance usability with technical feasibility, and ship iterative solutions. Contribute to scalable design systems, reusable components, accessibility, design tokens, and AI-assisted development practices while working directly with codebases and modern frontend technologies.

Build high-fidelity prototypes and interactive experiences across web, mobile, and TV platforms. Develop internal tools, Figma plugins, shared frameworks, APIs, and AI-powered utilities that improve design workflows. Collaborate with designers, engineers, product managers, and researchers, integrate live or simulated data, iterate based on feedback, and mentor other design engineers. The role emphasizes front-end engineering, interaction design, rapid experimentation, emerging technologies, and streaming media experiences.

Build and ship production interfaces from concept to launch using React and TypeScript. Create advanced interaction systems, motion, gestures, design tools, 3D and shader experiences, and AI-oriented interfaces. Optimize for performance, accessibility, responsiveness, and robust behavior across real devices. Prototype directly in code, own shipped work, and use AI coding tools to develop products and internal tools independently.

Own Granola’s website from concept through production, combining visual design judgment with front-end engineering. Build high-quality marketing experiences, reusable components, CMS workflows, campaign landing pages, and A/B tests. Improve SEO, performance, accessibility, navigation, pricing, and calls to action while collaborating with marketing, design, and product teams in a London-based, in-person environment.

Own SpAItial’s design system and product experience across web and mobile surfaces. Design reusable components, interaction models, prototypes, 3D-world workflows, responsive interfaces, and mobile journeys. Collaborate closely with engineers and implement production-quality front-end experiences using React and TypeScript, while maintaining Figma libraries and documentation. The role also covers marketing and company surfaces, spatial interactions, accessibility, performance, and design-to-release refinement.

Lead production release and lifecycle development of exterior trim and ornamentation components for electric vehicles. Responsibilities include CAD design, requirements, BOM and PLM management, supplier development, manufacturing process evaluation, simulation, prototyping, validation, production support, and cross-functional collaboration with body engineering, design, customer experience, and purchasing teams.

Designs and releases automotive body-closure mechanisms, including latches, handles, release cables, and window regulators. Responsibilities span concept development, CAD, supplier engagement, BOM and requirements management, simulation, prototyping, validation, production support, and design reviews. The role collaborates with body engineering, studio design, purchasing, suppliers, and customer experience teams, while mentoring engineers and promoting fundamental, manufacturable vehicle design.