Top Design Engineer Jobs in London

Lead end-to-end mechanical and electromechanical product design for SharkNinja floorcare products, from requirements and CAD through prototyping, testing, verification, and manufacturing optimization. Solve high-voltage engineering challenges, improve cost, quality, reliability, and consumer value, and collaborate with global product development teams. Mentor junior engineers and apply expertise in injection molding, materials, thermal management, electrical safety, risk assessment, and product reliability testing.

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.

Own complex product design problems from customer research through delivery. Design trustworthy AI interactions, validate rough solutions with users, build and ship interface changes using AI coding tools, and maintain product coherence through design systems and reusable interface rules. Collaborate with product managers, engineers, legal experts, and customers while shaping how legal and property professionals use AI.

Design telecoms and network solutions for London Underground projects, producing buildable, maintainable designs, estimates, programs, and work packages. The role covers IP/MPLS, DWDM, multi-service networks, and LTE, while ensuring compliance with standards, safety requirements, budgets, and delivery schedules. Responsibilities include stakeholder collaboration, technical issue resolution, configuration control, quality metrics, design-process management, and reporting to senior engineering staff.

Leads structural engineering design for commercial, mixed-use, and data centre projects, including temporary and permanent works. Responsibilities include client liaison, design development and checking, technical reporting, project coordination, resource and cost support, erection methodologies, site inspections, subcontractor coordination, safety compliance, and mentoring junior engineers. The role requires collaboration across disciplines and proficiency with structural design software and Eurocodes.

Design electrical systems for buildings across industrial manufacturing, defense, education, and other sectors. Prepare drawings, specifications, reports, and project documentation while meeting budget, quality, and schedule objectives. Collaborate with multidisciplinary teams to integrate designs, resolve technical issues, and meet client expectations. The role requires applying analytical, technical writing, and electrical design skills while working toward Chartered Engineer status.

Designs and develops manufacturing-ready BMS and EPMS control panels for mission-critical projects. Responsibilities include creating schematics, wiring diagrams, I/O allocations, communication architectures, bills of materials, and vendor integrations. Performs constructability and technical reviews, validates installation feasibility, manages revisions, supports commissioning readiness, and coordinates with project teams, manufacturers, and vendors. The role also identifies design risks, improves panel architecture and component selection, and supports quality management and continuous improvement.

Design and integrate mechanical systems for vehicle-mounted sensors and compute platforms. Responsibilities include developing prototypes, test rigs, jigs, fixtures, drawings, assemblies, BOMs, and GD&T documentation; partnering with suppliers on manufacturing; performing risk assessments; and supporting validation, installation, quality, and field-team knowledge transfer.

Owns the end-to-end design and implementation of dense, complex interfaces for regulatory reviewers. Responsibilities include interaction design, typography, layout, motion, design systems, React development, state and data integration, production delivery, and observing users to improve workflows. The role requires designing for expert users, AI-assisted review and correction, and high-volume regulatory information while maintaining strong product judgment, engineering quality, and speed.

Build polished, accessible web experiences and application UI for Octopus Fleet and Electroverse. Translate Figma concepts, prototypes, and wireframes into production-ready React and Next.js code. Develop and evolve shared component libraries and design systems, refine micro-interactions and motion, and collaborate closely with designers, product managers, and engineers. The role also contributes to marketing pages, consumer touchpoints, accessibility, testing, observability, and A/B testing.

Lead the feasibility and detailed design of highway, traffic, active travel, cycle corridor, junction and public realm schemes. Produce and review drawings, geometric and drainage designs, cost estimates, bills of quantities, audits and contract documents. Manage consultants, budgets and programmes; coordinate stakeholders, developers and public authorities; support consultations and negotiations; ensure legislative and technical compliance; and mentor junior staff.

Designs and delivers highway, traffic, parking, active travel, drainage, and public realm projects. Produces AutoCAD drawings, technical documentation, specifications, cost estimates, quantities, and contract documents. Conducts site visits, inspections, and surveys while incorporating safety, accessibility, sustainability, and maintenance considerations. Collaborates with engineers, project managers, consultants, contractors, developers, public bodies, residents, and businesses throughout feasibility, detailed design, consultation, and construction.

Leads electrical design for hyperscale and mission-critical data centers across Europe. Responsibilities include managing HV/MV/LV systems, substations, utilities, consultants, permitting, project delivery, construction support, commissioning, and integrated systems testing. The role provides client-side technical leadership, reviews designs and project documents, coordinates multidisciplinary teams, manages risks and milestones, and ensures compliance with standards and operational requirements.

Own Sesame’s end-to-end product experience across UX, interaction logic, visual consistency, and front-end implementation. Build dense financial interfaces, contribute to the coded design system, establish standards for AI-assisted development, and work directly with investment professionals and advisors. The role combines front-end engineering, product design judgment, user feedback, design-system leadership, and review of others’ work.

Coordinate Cable Management System design and ballastless track design for the HS2 high-speed rail infrastructure project. Responsibilities include managing multidisciplinary design interfaces, reviewing technical deliverables, supporting design assurance, coordinating stakeholders, tracking programme delivery, resolving technical issues, and ensuring compliance with rail standards, regulations, and construction requirements.

Supports project development through engineering, operational, technical, process, and financial analysis. Evaluates opportunities, design requirements, bundled sales components, budgets, costs, risks, and project data. Collaborates with cross-functional stakeholders, prepares recommendations and reports, supports planning and execution, and identifies process improvements while ensuring compliance with company standards.

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.

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.

Supports ITS and technology design activities across the M25 network, including CCTV, signals, VMS, ERT, and MIDAS assets. Assists with drawings, technical reports, feasibility studies, design reviews, supplier documentation, quality assurance, site inspections, and contract submissions. The role provides mentoring, structured learning, and opportunities for professional accreditation while developing safe, compliant, sustainable, and cost-effective engineering solutions.

Own core product surfaces from concept through launch, creating high-fidelity coded prototypes and improving the coss ui design system. Collaborate asynchronously with product and design engineering, emphasizing accessibility, web standards, interaction details, evidence-based decisions, and reusable component architecture. Frame hypotheses, measure outcomes, document decisions, incorporate critique, and deliver prototypes that engineers can implement directly.

Design and build polished user interfaces across the web app and marketing site. Own UX and visual decisions from concept through production code, develop the design system and component library, improve accessibility and responsiveness, prototype ideas, and promote stronger design practices across the engineering team.

Design structural repair solutions for buildings damaged by fire, flooding, and subsidence. Responsibilities include designing and specifying sub-structure schemes, producing CAD drawings, obtaining permissions, supporting sustainable and net-zero repair approaches, monitoring site work, engaging senior stakeholders, and training colleagues. The role primarily supports listed and historic buildings and requires strong communication, organization, technical judgment, and customer service skills.

Lead mechanical design for consumer electromechanical products from concept through production. Responsibilities include CAD modeling, prototyping, testing, thermal/fluid/structural analysis, cross-functional collaboration, DFM/DFA, tolerance analysis, and manufacturing ramp support in Asia. The role requires designing plastic, metal, and soft goods components integrated with sensors and actuators, supporting high-volume manufacturing, and traveling to China as needed.

Design and implement complex product interfaces end to end, from user research and interaction modeling through production React and TypeScript delivery. Build accessible, responsive components for knowledge graphs, simulations, AI workflows, and operational data. Develop design systems, prototypes, interaction patterns, and coded brand experiences while collaborating with engineers, researchers, customers, marketing, and leadership. Contribute to open-source codebases and maintain a high standard of visual and implementation quality.

Supports design delivery for the Calvert HS2 Infrastructure Maintenance Depot within a two-year graduate programme. Responsibilities include coordinating multidisciplinary design solutions, managing RFIs, maintaining project documentation, participating in design workshops and reviews, and supporting safe, timely project delivery. The role works under Design Managers and alongside site teams, engineers, architects, contractors, and clients. It offers structured training, chartership support, and exposure to varied engineering disciplines.