45 senior service designer jobs found in London

Lead Service & Product Designer / Product Owner- Tech Start Up SaaS Platform | Service Design | Product Design | User Research Contract : 6 Month sRate : £800 per day (Outside IR35 )Location : London (Hybrid – 2 days per week ) We're working with a fast-growing technology business building a data-driven SaaS platform that enables organisations to securely access, manage, and derive value from complex datasets at scal e.As a Lead Service & Product Designer, you'll play a pivotal role in shaping both the customer experience and the underlying service ecosystem. Working across product strategy, user research, service design, and UX, you'll help define how customers discover, access, and interact with the platform while ensuring seamless experiences across multiple user groups and touchpoint s.This is an opportunity to join a business at a key stage of growth, where you'll influence product direction, establish best-practice design approaches, and help...

Lead Service & Product Designer – Health Data and Technology Contract: 6 months Rate: £800 PD (Outside IR35) Location: London / Hybrid x2 days onsite Overview We are seeking an experienced Senior / Lead Service & Product Designer to help shape the future of health data across the UK. This is a unique opportunity to join a health data programme that is transforming how researchers, clinicians, NHS organisations and industry partners access and use health data to improve outcomes and accelerate innovation. Operating at the intersection of healthcare, research, government and technology, you will play a critical role in designing user-centred services that enable secure, trusted and efficient access to health data at scale. Working closely with technical teams, stakeholders and end users, you will lead the design of complex services from discovery through to delivery, ensuring user needs remain at the heart of everything we build. This role...

Red Badger Founded in 2010 by Stuart, Cain and David, we help large organisations improve their speed to market whilst focusing on delivering value to their users and customers. We work with our clients to understand their problems and validate ideas in order to deliver improved process efficiencies, strategic enhancements and new digital products and services (or make significant improvements to existing ones). The best bit about Red Badger is, of course, the team. We’ve been around for 10+ years now and we are 100 strong. We are really proud of our people; we support and learn a lot from each other; we work really hard but have fun doing it. We are a diverse group made up of 22 different nationalities, speaking 17 different languages. Our 3 founders have considerable tech and consultancy experience and still own the company. We’ve been consistently profitable and have grown responsibly from the beginning. We are embarking on the next phase of growth and...

Senior Flutter Developer - Outside IR35 - Contract A rare opportunity to join our fast-growing technology company selling high-value software development services. An ideal role for an experienced and dynamic developer who wants to be involved with an exciting and challenging project. Must have Several years of experience developing customer-facing mobile apps for both iOS and Android, using Flutter. Experience working as part of a team (including tools to support collaboration, such as git and user story management software) Experience working closely with other job roles, such as designers and product owners Nice to have Experience with mobile back-end development / Node Experience of CI/CD/DevOps for mobile apps Experience collaborating with clients or stakeholders, including clarifying requirements and presenting work at sprint demos Have experience delivering great outcomes for clients in an agency or professional services firm Your...

Data Engineer - Contract - Outside IR35 - Wembley Hybrid This position will focus on improving and maturing the existing data platform, developing scalable data structures and pipelines, and supporting the wider business in maximising the value of its data. The environment has been established within Microsoft Fabric for several years, however there remains significant opportunity to improve data warehousing structures, data modelling, governance and reporting capabilities. The successful candidate will work across the full data lifecycle, from ingestion and transformation through to reporting and security, while collaborating closely with Data Analysts and business stakeholders. This is a hands-on role suited to someone who enjoys building practical, maintainable solutions and can balance strong technical capability with a business-focused approach. Key Responsibilities Design, develop and maintain data pipelines within Microsoft Fabric. Build and enhance...

AI Engineer - LLM & Agentic Systems London - Hybrid. Circa £500 - £675 per day (and negotiable DOE) Contract (Outside IR35) Mid-level, Senior & Lead. Agentic AI/Machine Learning. Company: Our client is a globally established B2B information and professional services business, operating across multiple high-value industry sectors. They have established data science and machine learning engineering teams already delivering in production, and are now expanding their AI capability significantly across the global organisation. This is a role for people who ship. If you've built LLM-powered systems and agentic workflows that are live in production - not demos, not prototypes - and you want to do that at genuine scale, this is worth applying for. What you'll be working on as an AI Engineer - LLM & Agentic Systems: Designing and building AI agents and agentic workflows - combining LLMs, RAG, reasoning, memory and tool orchestration to solve real,...

Job Title: Senior Boomi Developer Client: Public Sector Location: Hybrid London or Birmingham, 2 days per week onsite Engagement Type: Contract (Outside IR35) Day Rate: Up to £600 per day Clearance: Active SC Clearance required About the role A public sector client is seeking an experienced Senior Boomi Developer to join a high-profile integration programme on an initial contract basis. This is a hands-on, end-to-end role covering the design, build, deployment, and ongoing support of integration processes that underpin business-critical services. This is a hybrid role combining onsite collaboration with remote working you'll be based at either the London or Birmingham site for 2 days per week, with the specific site confirmed during the process. Key responsibilities Lead hands-on design, development, deployment, and maintenance of integration processes using the Boomi AtomSphere platform, including Cloud Integration, Application Integration, and API...

Joining a cross functional Delivery team (software engineers, delivery, QA, UX, design) Client is in financial services domain ILarge platform and product build inc. customer journeys. Ideal start date 23rd July 2026 6 months contract - likely to extend £day rate / outside IR35 2 days / week in person working Immediate interviews. Red Badger Founded in 2010 by Stuart, Cain and David, we help large organisations improve their speed to market whilst focusing on delivering value to their users and customers. We work with our clients to understand their problems and validate ideas in order to deliver improved process efficiencies, strategic enhancements and new digital products and services (or make significant improvements to existing ones). The best bit about Red Badger is, of course, the team. We've been around for 10+ years now and we are 100 strong. We are really proud of our people; we support and learn a lot from each other; we work really hard...

Job Information Date Opened 05/06/2026 Job Type Contract Industry Government & Public Sector Work Experience 5+ years Salary 400-500 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a leading UK digital and technology consultancy specialising in delivering impactful, user-centred services for the public sector. We work with central government departments, agencies, and local authorities to build digital products and services that improve outcomes for citizens. With a team of engineers, architects, delivery professionals, and designers, we bring deep expertise in digital transformation, cloud technologies, and agile delivery. We are committed to engineering excellence, innovation, and creating an inclusive environment where everyone can thrive. Role Overview We are seeking an experienced Azure...

Mobile Engineer (iOS/Android) - Contract Location: London (2/3 days per week onsite) Contract Length: 6 months initial (likely extension through to year-end) Rate: Up to £600 per day IR35: Outside IR35 We're supporting a leading technology organisation that is looking for a Mobile Engineer to provide technical leadership across a portfolio of mobile initiatives. This is a unique opportunity for someone who sits between architecture, engineering, and delivery. The role is not focused on writing code day-to-day, but it does require someone with sufficient technical depth to challenge engineering decisions, assess delivery quality, and guide teams towards the right technical outcomes. You'll be joining an environment with significant mobile project demand and multiple delivery workstreams already underway. The challenge isn't a lack of engineering capacity - it's ensuring delivery teams are building the right solutions, following appropriate architectural patterns, and...

Senior Software Engineer | :£950/day Outside IR35 | 6-months initial contract | London Industry: Trading Location: London - 4 days in office Job Type: Contract - 6-month initial Our client is building the next generation of execution and order management (EMS/OMS) infrastructure for global commodities trading. You will join a small, fast-moving engineering team designing and delivering a cloud-native trading platform from the ground up, tightly integrated with risk, pricing, and market data systems to support high-performance trading environments. This is a senior, hands-on role for an engineer who wants end-to-end ownership — from low-level protocol integration through to distributed execution services and trader-facing tooling. What You’ll Be Doing Design and build core components of a modern EMS/OMS platform, including order routing, order lifecycle management, venue connectivity, and execution analytics. Implement and maintain FIX protocol and...

Job Title: Senior Data & MIS Consultant (FE Sector) - Contract (Outside IR35) Location: Fully Remote (UK-based) About the Role / Job Summary: A leading Further Education provider seeks a senior consultant to complete a strategic review of its MIS and data landscape. You will partner with senior leadership to assess current capability and define a pragmatic roadmap for data, systems, governance, and investment. The engagement is business-facing and outcome-focused, blending technical depth with strategic advisory to improve insight, compliance, and decision-making across the organisation. Key Details: Contract Length: 3 months IR35 Status: Outside IR35 Rate: £400 - £600 per day (negotiable for the right candidate) Key Responsibilities: Lead a holistic review of MIS and data ecosystems, including systems, architecture, and reporting. Assess data quality, governance, stewardship, and ownership frameworks with a focus on Master Data Management....

Principal OpenShift Infrastructure Architect Contract, Outside IR35, London We are currently supporting a leading technology consultancy on a major enterprise cloud-native transformation programme and are seeking an experienced Principal OpenShift Infrastructure Architect to join a high-profile client engagement. This is is a long-term, multi-year programme of work. The Opportunity You will join an established architecture and delivery team responsible for designing and implementing a large-scale enterprise OpenShift platform. This role requires a consultant who can operate at enterprise architecture level, engaging directly with senior client stakeholders while providing technical leadership across platform, networking, storage and cloud-native infrastructure domains. This is not a traditional engineering role. We are looking for someone who has designed and delivered enterprise OpenShift environments at scale and understands how cloud-native platforms integrate...

Senior Java Developer / AI Engineer - Design & Build Payment Product / Fintech / Banking. Spring Boot, Claude/Codex also essential. ANY PAYMENT PRODUCT CONSIDERD from Current Account OR SAVINGS OR ISA's OR Fixed Term Deposits, Lending etc. £600-£650/DAY OUTSIDE IR35 PAY. Our Fintech Challenger Bank client based in Central London seeks a dynamic, eager to learn and technically astute Java Software Engineer who has extensive experience in Designing & Building a Payment Product *NOT PAYMENT PLATFORM* so the ideal candidate will come from for e.g. a Challenger Bank or Fintech Payment Product Company. STRONG skills in Java, Spring Boot, AI (Claude or Codex), working in a Fintech Payment domain. YOU WILL NOT BE CONSIDERED IF YOU DO NOT HAVE FINTECH & DESIGN & BUILD PAYMENT PRODUCT EXPERIENCE WITH JAVA, SPRING & STRONG AI! Our client is hiring a hands-on SENIOR Software Engineer / Java Developer to support delivery and development of Savings products...

Job Information Date Opened 04/06/2026 Job Type Contract Industry Government & Public Sector Work Experience 5+ years Salary 550 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter. Job Summary The Lead Business Relationship Manager (Lead BRM) serves...

Join a leading Government Department where your security expertise will drive strategic transformation and protect critical national infrastructure. Salary:  £500 - 525 per day Security Architect - Active SC Clearance A Government Department requires a Contract Security Architect with active SC Clearance to provide strategic security leadership, architecture assurance, and Secure by Design guidance across complex government programmes, ensuring alignment with regulatory frameworks, security standards, and organisational risk objectives. Day Rate: £500-£525pd IR35 Status: Outside Travel: Fully Remote Duration: Initial 6 months This Security Architect will have the following experience: Provide security leadership and architectural oversight, ensuring security is embedded by design and aligned with organisational objectives, risk appetite, and government security requirements throughout the delivery lifecycle Apply...

Full job description Job Information Date Opened 04/06/2026 Job Type Contract Industry Government & Public Sector Work Experience 5+ years Salary 550 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter. Job Summary The Lead Business Relationship Manager...

Key Responsibilities Architect Solutions: Design scalable, high-performance Salesforce solutions across Sales, Service, and Experience Clouds. Integrations: Lead the design of complex enterprise integration patterns between Salesforce and external Legacy systems/ERPs. Governance & Best Practices: Enforce code quality, declarative vs. programmatic boundaries, and robust CI/CD deployment pipelines. Stakeholder Management: Act as the technical authority, translating complex technical concepts for senior business stakeholders and guiding the development team. What We're Looking For Proven track record as a Salesforce Technical or Solution Architect on large-scale enterprise deliveries. Strong expertise in Apex, LWC, integrations (MuleSoft/REST/SOAP), and data migration strategies. Deep understanding of Salesforce security models, sharing rules, and governance. Explicit experience operating under Outside IR35 guidelines, delivering defined outcomes independently. Relevant...

Initial 6 month contract Remote (London) Up to £500/day This is a fantastic opportunity to play a key role in large-scale transformation initiatives within a globally recognised law firm. You'll work alongside business stakeholders, project teams, and testing leads to ensure that new systems and processes meet business needs and deliver real value. You'll be part of a collaborative, fast-paced environment where innovation, diversity, and professional growth are at the forefront. Job Title: Transformation Test Analyst Job Type: Initial 6 month contract Working Arrangement: Remote Office Location: Central London Day Rate: Up to £500/day (outside IR35) The Role: Design and execute User Acceptance Testing (UAT) aligned to evolving business requirements Translate business requirements into clear test scenarios and scripts Support and guide business users throughout the UAT process Execute test cases and accurately record results Identify, log, and...

Job Title: Senior Data & MIS Consultant (FE Sector) - Contract (Outside IR35) Location: Fully Remote (UK-based) About the Role / Job Summary: A leading Further Education provider seeks a senior consultant to complete a strategic review of its MIS and data landscape. You will partner with senior leadership to assess current capability and define a pragmatic roadmap for data, systems, governance, and investment. The engagement is business-facing and outcome-focused, blending technical depth with strategic advisory to improve insight, compliance, and decision-making across the organisation. Key Details: Contract Length: 3 months IR35 Status: Outside IR35 Rate: £400 - £600 per day (negotiable for the right candidate) Key Responsibilities: Lead a holistic review of MIS and data ecosystems, including systems, architecture, and reporting. Assess data quality, governance, stewardship, and ownership frameworks with a...