16 lead service designer jobs found in London

Senior Cloud Network Engineer - Multi-Cloud, AWS, Azure, Terraform - £600 - £650 per day (outside IR35, mostly remote) A global commercial real estate services and investment firm are seeking a highly skilled Senior Cloud Network Engineer to lead the design and optimization of secure, scalable cloud networking solutions across their international operations. The Senior Cloud Network Engineer's responsibilities will be: Design and implement advanced cloud network architectures across AWS, Azure, and hybrid environments including VPCs, Transit Gateways, and Direct Connect solutions. Lead integration of on-premises and cloud networks, ensuring secure and efficient hybrid connectivity across global infrastructure. Collaborate with cybersecurity, DevOps, and infrastructure teams to align cloud network strategies with business objectives. Conduct cloud network architecture reviews, performance tuning, and cost optimization initiatives. Develop and maintain network...

Tecknuovo is a deliberately different digital consultancy, delivering secure, modern solutions while upskilling client teams to ensure zero long-term dependency. We are seeking an actively SC Cleared Tech Lead/Solutions Architect (SFIA 6) to support a strategically important government-sector data modernisation programme , focused on establishing an AWS-native Data Landing Zone (DLZ) and leading the prototype-to-production delivery of a Legacy data migration .You will provide technical leadership, architectural direction, and help embed product-led, scalable delivery practices, ensuring high-quality engineering, strong DevOps automation, and smooth knowledge transfer into internal client teams. Essential Skills: Proven experience designing and implementing cloud-native architectures , ideally using AWS. Strong background leading technical delivery across multi-disciplinary engineering teams . Experience architecting and delivering data ingestion, storage,...

Generative AI Engineer/Applied AI Engineer Remote (UK) | Contract We're working with an AI technology company investing heavily in next-generation intelligent systems powered by Large Language Models and modern machine learning infrastructure. They're looking for an engineer to help design and deliver AI-driven applications that combine machine learning, Generative AI and scalable Back End systems. This role focuses less on model experimentation and more on building reliable AI-powered products used in live environments . The Role You'll work on the design and implementation of AI services powered by LLMs and advanced ML techniques, helping move AI capabilities from proof-of-concept into production. You'll collaborate with engineering and product teams to build systems that integrate language models, data platforms and cloud infrastructure. Responsibilities Develop applications powered by Large Language Models and Generative AI Design Retrieval-Augmented Generation...

Power BI Developer - Construction, Rail & Civil Engineering Department: Commercial / Project Controls / Digital & Data Reports To: Head of Project Controls / Digital Transformation Manager Location: Working from home Employment Type: Contract - (Outside IR35) Role Overview We are seeking an experienced Power BI Developer to support major infrastructure, rail, and civil engineering projects by delivering high-quality business intelligence and data analytics solutions. The successful candidate will work closely with Project Managers, Commercial Managers, Planners, and Senior Leadership teams to transform complex cost, programme, and operational data into clear, actionable dashboards that support performance improvement, cost control, and strategic decision-making. Key Responsibilities 1. Reporting & Dashboard Development Design, develop, and maintain interactive dashboards and reports Produce reporting for: Cost Value Reconciliation...

We are looking for an experienced Power Apps and SQL Technical Consultant to support a series of modernisation and optimisation projects across our London Market Insurance clients internal technology landscape. This assignment combines application remediation, automation, database performance improvement, and environment migration into a single role. About the Role The consultant will take the lead on reviewing Legacy solutions, enhancing reporting and data management processes, and helping mature application life cycle practices. This is a hands-on delivery role requiring strong technical expertise and the ability to work autonomously. Key Responsibilities Power Apps Review & Remediation Assess the current suite of Power Apps, identify performance or design issues, deliver remediation work, and establish development standards for future applications. Automation of Monthly Performance Reporting Review the existing manual process for issuing key monthly...

Senior Azure .NET Developer - Contract Up to £550/day Outside IR35 Mostly Remote (Occasional London travel) - UK based Contractors ONLY 4 Months We're working with a well-established, high-growth technology business operating in regulated, mission-critical environments. They are investing heavily in their Azure platform and are looking for 2 x Senior Azure .NET Developers to design and implement secure, scalable API services that sit behind Azure API Management and integrate with PostgreSQL systems. This is not a standard Back End role. This is architecture-led API engineering in a production-grade environment. What You'll Be Doing Designing and implementing versioned RESTful APIs in .NET 6+ Building secure services behind Azure API Management (APIM) Implementing authentication, authorisation, token validation and throttling Designing clean, testable architectures using SOLID principles Deploying to AKS/Azure Functions Working closely with Product...

Enterprise Architect - Outside IR35 - Hybrid Role Purpose Provide enterprise-wide architectural leadership across business, digital, data, integration, and AI domains. Define target architecture, guide transformation, and ensure technology investments deliver measurable business outcomes while remaining secure, scalable, and compliant. Key Responsibilities Enterprise Architecture Define and maintain enterprise architecture vision, principles, target state, and roadmaps aligned to business, digital, and data strategy. Ensure initiatives align to target architecture with clear traceability to business outcomes (speed, cost, risk, customer experience). Balance strategic architecture with pragmatic delivery. Integration, iPaaS & Platforms Own the enterprise integration strategy and reference architecture. Define standards for API-led, event-driven, hybrid, multi-cloud, and SaaS integration. Govern iPaaS platforms (eg MuleSoft, Boomi, Azure Integration...

Head of Product - Data / Data Product Owner / Data Product Manager / Head of Data Products / Lead Data Product Manager 6 month initial contract - £550-650 per day - Outside IR35 Overview Our FinTech client is scaling its Data capability as part of a major multi-year transformation. At the centre of this is the build-out of a modern Data Platform and Data Marketplace on Snowflake and AWS , designed to support system modernisation, domain ownership, and long-term growth. The organisation has experienced significant demand for its data services and is now establishing multiple Data Product Squads to support both transformation and ongoing operations. It is a product leadership position operating across platform evolution, integration, and structured data enablement. The Role You will work within a growing Data Product structure, partnering closely with Data engineering, architecture, and business stakeholders to shape and deliver scalable data capabilities. The role...

Rate: £600/day Outside IR35 Location: Fully Remote (UK) Duration: 12 months Role Overview We are seeking a Senior Rust Engineer to lead the evolution of our Back End systems. You will develop tooling to optimise the worker acquisition funnel, remove manual bottlenecks, and reduce operational costs. This includes implementing skill verification systems, compliance automation, and engineering the migration away from Legacy Ruby to modern services in Java, Python, and Rust. Your leadership will be pivotal in architectural planning, cross-team collaboration, and the successful decommissioning of the Ruby monolith without service disruption. Key Responsibilities * Design and build large-scale Back End systems that streamline the worker acquisition process and reduce Cost per Hire. * Lead engineering initiatives and provide technical guidance across Java, Python, Rust, and Ruby technologies. * Drive system migrations from monolithic architecture to service-based...

Head of Product - Data/Data Product Owner/Data Product Manager/Head of Data Products/Lead Data Product Manager 6 month initial contract - £550-650 per day - Outside IR35 Overview Our FinTech client is scaling its Data capability as part of a major multi-year transformation. At the centre of this is the build-out of a modern Data Platform and Data Marketplace on Snowflake and AWS , designed to support system modernisation, domain ownership, and long-term growth. The organisation has experienced significant demand for its data services and is now establishing multiple Data Product Squads to support both transformation and ongoing operations. It is a product leadership position operating across platform evolution, integration, and structured data enablement. The Role You will work within a growing Data Product structure, partnering closely with Data engineering, architecture, and business stakeholders to shape and deliver scalable data capabilities. The role is...

Senior/Lead Power BI Consultant/Developer - Finance 6 Month Contract £500 per day Outside IR35 Finance Sector Client | Occasional travel to Yorkshire & London (c. 1x per month) We are supporting a well-established Consultancy with finance business in securing a Senior/Lead Power BI Consultant to take ownership of their reporting and analytics capability across a key transformation programme. This is a client-facing leadership role requiring both deep technical expertise and the ability to consult, influence and shape BI strategy with senior stakeholders. The Role You will: Lead the end-to-end design and delivery of Power BI solutions Act as the SME for all Power BI-related architecture and best practice Engage directly with senior finance and business stakeholders Translate complex business requirements into scalable reporting solutions Oversee data modelling and performance optimisation Provide guidance on BI governance, standards and...

Infrastructure/Cloud (AWS) Platform Architect, Outside IR35 Remote working (once per month on site) Outside of IR35. £500-£700 per day Our client, a leading financial services organisation, is looking to hire a Cloud Architect with an Infrastructure Architect background. The primary purpose of the role is to own and develop the technical architecture for our client's infrastructure. Responsible for leading, developing and optimising infrastructure platforms to support our client's digital strategy. The successful candidate will focus on ensuring the technical architecture supports security, scalability, reliability and cost effectiveness across platforms. The role holder will have technical authority for infrastructure architecture topics and will collaborate with the wider digital technology, engineering and architecture teams. General responsibilities: - Mature infrastructure technical architecture, defining architectural standards and best practices for...

Infrastructure/Cloud (AWS) Platform Architect, Outside IR35 Remote working (once per month on site) Outside of IR35. £500-£700 per day Our client, a leading financial services organisation, is looking to hire a Cloud Architect with an Infrastructure Architect background. The primary purpose of the role is to own and develop the technical architecture for our client's infrastructure. Responsible for leading, developing and optimising infrastructure platforms to support our client's digital strategy. The successful candidate will focus on ensuring the technical architecture supports security, scalability, reliability and cost effectiveness across platforms. The role holder will have technical authority for infrastructure architecture topics and will collaborate with the wider digital technology, engineering and architecture teams. General responsibilities: - Mature infrastructure technical architecture, defining architectural standards and best practices for...

Senior C# Software Engineer (Contract) Location: London (Hybrid) Rate: £500 per day IR35 Status: Outside IR35 Duration: 6 Months (Initial) The Opportunity Join a high-performing engineering team within a London-based powerhouse that is currently dominating its sector. This company has moved past the startup phase into a period of sophisticated, sustainable growth, and they are now maturing their global platform to be truly cloud-agnostic. This role is perfect for a Senior Engineer who thrives on architectural variety. You won’t just be maintaining a single environment; you will be building high-throughput systems that leverage the best features across AWS, Azure, and GCP . The Role As a Senior C# Engineer, you will lead the development of mission-critical services that form the backbone of a rapidly scaling infrastructure. Your focus will be: Backend Development: Writing clean, testable, and high-performance code using the latest...

Project Manager / Systems Specialist (Liquidlogic) Outside IR35 | £600–£800/day | Full-time or Part-time | Public Sector Transformation We’re supporting a major transformation programme within Children’s Services and are seeking a high-impact Project Manager with strong Liquidlogic systems expertise to lead critical system redesign and delivery. This is not a coordination role — it’s a hands-on delivery position for someone who understands how to translate service reform into configured systems, workflows, and data-driven processes. Key Responsibilities • Lead system reconfiguration aligned to new operating models • Design workflows, forms, and reporting structures within Liquidlogic • Oversee system build, testing, migration, and implementation • Work directly with suppliers, data teams, and service leads • Ensure systems capture accurate data for operational and strategic reporting What We’re Looking For ✔ Proven Project Management experience...

Project / Program Manager / Systems Specialist (Liquidlogic) Outside IR35 | £600–£800/day | Full-time or Part-time | Public Sector Transformation We’re supporting a major transformation programme within Children’s Services and are seeking a high-impact Project Manager with strong Liquidlogic systems expertise to lead critical system redesign and delivery. This is not a coordination role — it’s a hands-on delivery position for someone who understands how to translate service reform into configured systems, workflows, and data-driven processes. Key Responsibilities • Lead system reconfiguration aligned to new operating models • Design workflows, forms, and reporting structures within Liquidlogic • Oversee system build, testing, migration, and implementation • Work directly with suppliers, data teams, and service leads • Ensure systems capture accurate data for operational and strategic reporting What We’re Looking For ✔ Proven Project Management...