8 technical architect jobs found in London

Service Architect +Current DV Clearance is essential +On site in Hampshire +18 months + +Outside IR35 +£650 - £750 a day We're seeking an experienced Service Architect to join a high-profile Ministry of Defence (MOD) programme on a long-term contract. This is an excellent opportunity to play a key role in designing and delivering secure, resilient, and supportable services within a complex defence environment. Key Responsibilities Design and develop end-to-end service architecture aligned with business and technical requirements. Produce service designs that meet operational, security, and supportability standards. Work closely with technical architects, engineering teams, service management, and stakeholders. Ensure service transition and operational readiness for new and enhanced services. Contribute to service governance, risk management, and continual service improvement. Create and maintain service design documentation, operating models, and support processes....

Lead Backend Software Engineer – Data Services Federated Data Services | Distributed Systems | Apache Spark | DataFusion | Python | Kubernetes Location: London (2 days per week onsite) Rate: £700–£800 per day (Outside IR35) Duration: Initial 6-month contract with likely extension Overview We're looking for an experienced Lead Backend Software Engineer to join a high-profile programme building secure, cloud-native data services that will support data-driven research and innovation at national scale. This is a founding engineering role, offering the opportunity to shape the architecture, engineering standards, and core data services from the ground up. Working closely with the Engineering Manager and a small team of senior engineers, you'll establish the technical foundations for a complex federated data platform operating within a highly regulated environment. We're looking for someone who enjoys building from first principles, thrives in ambiguity, and can balance strategic...

Network Architect +18 months + +DV cleared +On site in Hampshire +Outside IR35 +£650-£700 a day We are seeking an experienced Network Architect to join a high-profile MOD programme delivering secure, mission-critical network capabilities. This is a hands-on architecture role requiring deep technical expertise across modern data centre and wide area networking technologies. Working within a highly secure environment, you will be responsible for designing, assuring and evolving complex network architectures that support large-scale digital transformation and operational requirements. Key Responsibilities Design and develop secure network architectures for enterprise and defence environments. Produce high and low-level network designs, technical documentation and implementation plans. Lead network architecture decisions across data centre, campus and WAN environments. Provide technical assurance and governance throughout the project lifecycle. Collaborate with engineering,...

Network Architect - DV Cleared 15+ Month Contract Outside IR35 £650-£750 per day On-site in Hampshire Active DV Clearance required before applicationWe're recruiting for an experienced DV Cleared Network Architect to join a major MOD programme delivering highly secure, mission-critical network infrastructure. This is a long-term contract offering the opportunity to shape complex network architectures within one of the UK's most technically challenging environments. You'll play a key role in the design, assurance and evolution of secure enterprise network solutions, working alongside engineering, security and delivery teams to support large-scale digital transformation. What You'll Be Doing Design secure, resilient network architectures for enterprise and defence environments. Produce High-Level Designs (HLDs), Low-Level Designs (LLDs) and supporting technical documentation. Lead architecture decisions across data centre, campus and WAN environments. Provide technical governance...

An excellent opportunity has arisen for an experienced Electrical Design Engineer to join a well-established building services consultancy in London on an contract basis outside IR35. This hybrid role will involve working as part of a multidisciplinary building services engineering team, supporting the delivery of electrical design solutions across a range of building projects. The successful Electrical Design Engineer will contribute to the development of electrical building services designs, technical documentation and coordinated BIM models. This role is based in the London office with hybrid working available, offering the chance to work on high-quality building services projects alongside experienced engineers and consultants. Key Responsibilities · As an Electrical Design Engineer, your responsibilities will include: · Producing electrical building services designs for a variety of building projects · Developing electrical schematics, layouts and...

Residential Development Surveyor Location: South East Rate: £500 Per Day (Outside IR35) Contract: 6 - 12 Months Spencer Clarke Group are recruiting for a Residential Development Surveyor to join a local authority technical team, supporting housing development, acquisition, refurbishment, regeneration and specialist housing projects. This is a technical lead role focused on feasibility, due diligence, option appraisal, concept design development and technical assurance, working closely with internal stakeholders and external consultants. Project governance and overall delivery sit with the Development Manager once approved to proceed, but you remain responsible for technical leadership, compliance, quality and asset integration through the lifecycle. Responsibilities include: Leading technical feasibility studies and development assessments Technical due diligence across sites, buildings, acquisitions and redevelopment opportunities Identifying technical risks, constraints...

DV Cleared Infrastructure Test Engineers (x2) 📍 Location: Onsite - Hampshire 📅 Contract: Initial 12-Month Contract 💰 Rate: £500-£600 per day (Outside IR35) 🔒 Security Clearance: Active DV Clearance Required We are currently seeking two experienced DV Cleared Infrastructure Test Engineers / Test SMEs to support a high-profile, secure infrastructure programme within a complex and mission-critical environment. This is an opportunity to play a key role in the delivery assurance of critical infrastructure platforms and services, providing hands-on testing expertise across the full test lifecycle. Successful candidates will be responsible for planning, executing and assuring infrastructure testing activities while working closely with engineering, architecture and service delivery teams. Key Responsibilities Develop, review and execute Infrastructure Test Strategies, Test Plans, Test Scripts and Test Cases. Perform functional, integration, system, performance and operational...

DV Cleared Infrastructure Test Engineers x 2 Location: Onsite in Hamsphire Contract Length: Initial 12 Months Rate: £480 to £550 per day - Outside IR35 Clearance: Active DV Clearance Required We are seeking experienced DV Cleared Infrastructure Test SMEs to support a major secure infrastructure programme. Working within a complex technical environment, you will be responsible for the planning, execution and assurance of infrastructure testing activities across critical platforms and services. The successful candidates will provide hands-on testing expertise, ensuring infrastructure components are validated against functional, performance and operational requirements while supporting defect management and stakeholder reporting throughout the test lifecycle. Key Responsibilities Develop, review and execute Infrastructure Test Plans, Test Scripts and Test Cases. Perform functional, integration, system and performance testing across infrastructure environments. Manage defects...