12 technical architect jobs found in London

Job Title: Technical Architect Max rate: £550p/d via Umbrella Clearance required: BPSS + SC Location: Remote Worker Job Description: Technically Lead the architectural modernisation of a large-scale, established data platform (DWX) within public sector client. This role requires experience of brownfield environments, strong hands-on technical capability, and the ability to reshape existing architectures to align with business and Data & Analytic (D&A) standards while maintaining uninterrupted service delivery. You will be responsible for re-architecting data flows, modernising infrastructure, managing large-scale schema evolution, enabling cross-cloud connectivity, and providing senior guidance to technical teams and stakeholders. Skills & Experience Required Essential Proven experience as a senior technical architect in complex brownfield environments. Strong data platform architecture experience: ingestion patterns, schema evolution, ETL/ELT, microservices...

Lead Tech Architect - 6‑Month Contract | £750/day (Inside IR35) Locations: London, Bristol, Manchester, or Birmingham (Flexible) Clearance: The ideal candidate will hold active SC clearance Start: ASAP Overview We're looking for an experienced Lead Tech Architect with deep Azure expertise and a strong background in secure cloud solution design. You'll play a critical role in shaping cloud architecture aligned with NCSC principles, strengthening security posture, and guiding the delivery of modern cloud services across a complex environment. Travel: ~1× per month to London for team meetings/workshops Ad hoc London visits for conferences and departmental engagementEssential Skills & Experience Core Technical Skills Azure-focused cloud architecture & infrastructure Solution architecture and technical design Security & compliance: aligning solutions with NCSC cloud security principles Knowledge of UK GDPR, Data Protection Act, classification policies, and network...

D365 Technical Architect Key Responsibilities & Capabilities: Solution Design: Defining technical architecture, managing and ensuring high-performing, scalable implementations. Technical Leadership: Leading development teams, establishing Application Lifecycle Management (ALM) processes, and driving best practices in coding and configuration. Environments and Release Management - Own and manage all environments and software releases and deployments across the multiple environments Integration Specialist: Designing complex integrations using Azure Services, REST APIs, and Power Platform. Stakeholder Management: Acting as a trusted advisor to clients, bridging the gap between functional requirements and technical execution. Quality Assurance: Performing code reviews, managing technical risks, and ensuring project delivery quality. Key Skills & Requirements: Technical Expertise: Deep knowledge of Dynamics 365 (CE, Sales, Field Service, Finance, or Supply Chain) and...

Salesforce Technical Lead (SC Cleared) 6 Months Mostly Remote - 2 days a month in London £(Apply online only) per day (Inside IR35) My client, a government body are looking for a number of Salesforce Technical Leads to join their fast-paced team on an initial 6 month contract. ***Please note - Due to the nature of the organisation and the work involved, the selected candidate MUST have ACTIVE SC Clearance and be a Sole British National*** As a Technical Lead, you will operate as a senior technical authority within the Salesforce practice, partnering with Solution Architects, Functional Leads, and client stakeholders to deliver scalable, secure, and high-performing solutions aligned to business outcomes. This role will lead technical workstreams across complex programmes, providing architectural oversight, engineering leadership, and technical assurance while mentoring delivery teams. Responsibilities on the role- Serve as a trusted advisor to key stakeholders within our...

D365BC Functional Lead/Architect - 6 Months - Outside IR35 - £500p/d An established end-user organisation is delivering a Microsoft Dynamics 365 Business Central (BC) implementation and requires a senior Functional Lead / Solution Architect to own solution design, configuration and delivery across core finance and operational workstreams. This is a hands on role, bridging business stakeholders and the SI, ensuring the system is fit-for-purpose and aligned to operational goals. Key Responsibilities: Lead functional design across D365 BC implementation Own end-to-end configuration, build, testing and deployment of new solutions and fixes Act as internal solution authority across Finance and Projects Translate business requirements into scalable BC designs Oversee UAT, manage defects and support go-live readiness Provide governance across P2P, R2R, OTC and Projects (Jobs module) Partner with technical resources on integrations and data migration Develop reporting capability...

Integration Solution Architect Certain Advantage are hiring for an Integration Solution Architect based in London on a hybrid basis. This role is on an initial 12-month contract and will be required to be onsite 3 days a week and 2 days remote. The role: Translating architectural guidelines and standards into practical solutions, addressing common technical challenges and providing actionable technical recommendations that positively impact business performance. Driving the identification, development, and adoption of new technologies and opportunities to optimise IT systems and platforms. Contributing to the training, coaching, and guidance of other professionals within the architecture and engineering community. Acting as a subject matter expert, representing the organisation with suppliers, customers, and external partners as required. Making solution decisions within established architectural guidelines, escalating deviations (“step-outs”) where necessary. Applying TOE...

Senior Solutions Architect - Transport Technology Programme Location: Hybrid - London Contract: 2-3 years, rolling 6-month extensions, potential for permanent conversion Daily Rate: Up to £749 (umbrella) A leading transport operator is seeking two Consultant Architects to join its Tech & Data programme, delivering complex multi-vendor transport systems. Front Office Architect: Focus on passenger-facing systems - gates, ticket vending machines, validators, and smart card systems. Experience with transport ticketing suppliers such as Cubic, Scheidt & Bachmann, or INIT is highly desirable. Back Office Architect: Focus on transaction processing and payment systems, including backend design (Java/.NET/Oracle) and integration with payment acquirers (Visa, Mastercard, Amex). Responsibilities: Develop and maintain end-to-end solution architectures and capability roadmaps. Break down complex projects into work packages for multiple vendors. Ensure solutions align with...

Network Architect – Juniper Technologies (SD-WAN | MIST | Junos LAN) We are seeking a highly experienced Network Architect with deep expertise in Juniper OEM technologies to lead the design, implementation, and optimization of enterprise-grade SD-WAN, LAN, and WLAN solutions. This is a hands on role, the involves Consulting, Engineering and Documentation. Key Responsibilities * Design and develop network architecture strategies and technology roadmaps for Juniper SD-WAN, MIST AI, and Junos LAN solutions aligned with business and IT objectives. * Collaborate closely with customer IT and security teams to ensure solutions meet operational, performance, and compliance requirements. * Lead configuration, deployment, and troubleshooting of Juniper SD-WAN, LAN, and WLAN platforms. * Monitor overall network performance at a high level, proactively identifying improvement opportunities and resolving architectural gaps. * Manage and optimize multi-vendor WAN environments...

World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office.  This role will be a hybrid position – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...

Web GIS Lead – ArcGIS Enterprise | Contract | Enterprise Migration We are seeking an experienced Web GIS Lead to drive enterprise-scale ArcGIS Enterprise development, migration and integration projects. This is a hands-on technical leadership role focused on Portal for ArcGIS, ArcGIS Server and ArcGIS Data Store environments. You will lead the design, development and migration of enterprise GIS platforms, ensuring high-performance deployment, automation and seamless integration with business systems. Key Responsibilities * Lead ArcGIS Enterprise implementation and migration * Manage ArcGIS Portal content migration and service publishing * Develop web GIS applications using ArcGIS Experience Builder (React) * Build automation using Python, SQL and JavaScript * Deliver spatial ETL workflows using FME * Optimise GIS databases (PostGIS / Oracle Spatial) * Integrate GIS solutions with enterprise applications and cloud platforms (AWS / Azure) * Provide...

Role: Business Analyst - Salesforce Type: PERM Location: London, UK Working Model: Hybrid (2 Days in office per week) We're looking for a highly technical Salesforce BA who can bridge the gap between business requirements and complex code. You won't just gather requirements; you'll design scalable solutions and create the technical architecture that brings them to life. What You'll Do Partner with clients to translate business needs into technical solutions. Create and maintain deep technical artifacts (ERDs, System Landscapes, Process Flows, Sequence Diagrams). Apply object-oriented design (OOP) and data modeling principles to both cloud and on-prem architectures.Mandatory Skills Deep expertise in Salesforce Service Cloud. Hands-on technical proficiency with Apex, Lightning Web Components (LWC), Aura, and Visual Force. Solid understanding of mobile app development principles.This is an urgent vacancy with a deadline where the hiring manager is shortlisting for an interview...

QA Lead – End-to-End & Automation Certain Advantage are hiring for a QA Lead – (End-to-End Automation) based in London. This role is on an initial 12-month contract and will be required to be onsite 3 days a week and 2 days remote. We are seeking a highly experienced QA Lead to take ownership of end-to-end testing across a dynamic portfolio of programs. This is a leadership role requiring strong technical expertise, strategic thinking, and the ability to guide a high-performing team toward delivering top-quality testing outcomes. Key Responsibilities Own end-to-end testing deliverables across the portfolio, ensuring high-quality outcomes and effective demand management. Build and maintain a strong QA team by identifying and onboarding capable talent. Ensure business continuity and consistently deliver top-tier testing coverage for all programs. Lead a team of 10–12 QA professionals, managing goals, performance appraisals, and development plans aligned to their career...