15 technical lead jobs found in London

Lead Data Engineer £400/day (Outside IR35) | 3-Month Initial Contract, with view to extend | Remote (occasional travel to London) | UK-based candidates only, must hold full right to work in the UK About the Role We 're looking for a Lead Data Engineer to take ownership of core data engineering and architecture work while providing technical leadership to a delivery team. This is a hands-on senior role for someone equally comfortable designing scalable data solutions and guiding the engineers building them. Key Details Rate: £400 per day, Outside IR35 Contract Length: 3 months initially, with a strong intention to extend Working Pattern: Remote-first, with occasional travel into London as required Location Requirement: Candidates must be UK-based with full right to work in the UK - no sponsorship available The Role Lead core data engineering and architecture initiatives, setting technical direction and best practice Bring prior...

Platform Security Engineer (AWS) - CAF Framework | Contract | Immediate Start Contract: 6 months ( £450 Outside IR35) Location: Hybrid (UK) Start: Immediate We're supporting a well-established UK technology business as they strengthen their cloud security posture and deliver against the Cyber Assessment Framework (CAF). This is an ideal opportunity for an experienced Platform Security Engineer or Cloud Security Engineer with deep AWS expertise and hands-on experience delivering security improvements aligned to CAF Level 4 (or equivalent government/regulated security frameworks). You'll work closely with platform, infrastructure and security teams to assess existing environments, implement security controls, produce compliance evidence, and help drive the organisation through a critical security programme. What You'll Be Doing Lead the implementation of security controls across a large AWS environment Drive delivery against the CAF 4 security framework Improve...

QA Lead/Tester - Outside IR35 Contract Length: 12 Months Location: Fully Remote Rate: £350-£450 per day Outside IR35 Start Date: ASAP We are looking for a hands-on QA Lead/Tester to join a long-term 12-month contract. You will lead the QA approach across solutions while remaining hands-on with testing and managing one other tester. Must Have: Hands-on QA Lead/Tester experience Experience managing or mentoring 1 person Strong ability to design and plan testing strategies for new solutions SQL Python PyTest PySpark Nice to Have: Experience working in complex technical environments Experience defining QA processes and testing frameworks Strong problem-solving and analytical skills Fully Remote | £350-£450 per day Outside IR35 | 12 Months | ASAP Start

Technical CRO Consultant, AI Product Experimentation London, Outside IR35, £400-440/day This is an opportunity to help shape the rollout of AI-native products at scale. The business is investing heavily in conversational AI, recommendation engines, decisioning tools and agentic AI experiences, and needs a hands-on CRO specialist who can ensure these products deliver measurable commercial impact through robust experimentation and optimisation. The Company They are a large, customer-focused organisation undergoing significant digital and AI transformation. Their established experimentation function has strong foundations in traditional testing and optimisation. As AI-powered experiences become a growing part of the customer journey, they are looking to add specialist expertise to bridge the gap between CRO and AI product delivery. This project is expected to evolve as new AI workstreams are uncovered across the organisation. The Role and Deliverables...

PMO Lead - Cloud/Azure Hybrid working (2-3 days per week on-site) Day rate - Outside IR35 We are seeking a PMO Lead to support a cloud workstream as part of a larger separation programme of work. The role will focus on establishing strong programme governance, providing oversight across the workstream, and ensuring consistent delivery standards across the programme. Key skills and requirements, Strong experience working as a Senior PMO Lead within large enterprise programmes or transformation environments. Previous experience supporting a 'route to cloud' project Infrastructure and Apps (technical migration) Experience joining a project which is in mobilisation and delivery phase Closely work with suppliers to ensure successful delivery Experience supporting large separation, transformation, or change programmes, ideally with multiple workstreams. Proven experience establishing and managing programme governance, reporting frameworks, and delivery controls. Strong...

Lead Databricks Data Engineer £500 - £600 per day Outside IR35 London, hybrid working This freelance opportunity offers the chance to shape the future-state data platform for a large, complex financial services organisation. The focus is on moving from slow, batch-based analytics towards a more modern, streaming-led architecture, with clear ownership over data vision, use cases, and delivery direction. The Company They are a well-established organisation operating at scale within the UK financial services and pensions landscape. Managing significant volumes of legacy and live data, they work with both onshore and offshore delivery partners. The business is at a pivotal point in modernising how data is accessed, governed, and used to drive insight. Clear communication and pragmatic decision-making are highly valued. The Role and Deliverables Define a clear end-to-end data vision, covering current state, target architecture, and practical...

Senior Network & Infrastructure Engineer - £500 per day (Outside of IR35) One of the UK's leading entertainment groups (hospitality, leisure) requires a Senior Network & Infrastructure Engineer is a senior technical role within the Group IT Operations function, focused primarily on supporting and maintaining the infrastructure estate The role is responsible for delivering network & infrastructure support, maintenance, patching, troubleshooting whilst seeking proactive operational improvement. The successful candidate will act as a key technical SME across Cisco/HP Switches, Microsoft Azure, Microsoft 365, Networking, Switching, Firewalls, Wi-Fi and Zscaler environments, ensuring systems remain secure, available, supported and aligned to group standards and operational processes This role combines operational support, technical administration and infrastructure project delivery, requiring strong troubleshooting capability, a proactive mindset and excellent...

Daily rate up to £400/day Outside IR35 Fully Remote Contract role Microsoft Teams Phone/Telephony Consultant Teams-to-Zoom Telephony Migration Specialist (Contract) Contract Type: Outside IR35 Day Rate: £400/day Location: Remote Duration: Long term project up until early 2028 Start: ASAP, following initial call w/c [date] The Opportunity We re looking for an experienced Telephony/UC specialist to support a global telephony migration project for a major client. This is a short-term, outside IR35 contract offering flexibility and remote working. The Project The successful contractor will lead/support the migration of Microsoft Teams Telephony to Zoom Phone across approximately 1,000 users, spanning four global regions. This is a hands-on, delivery-focused engagement requiring strong technical expertise in both platforms and experience managing multi-region rollouts. Key Responsibilities Plan and execute migration of telephony services from...

Project Manager - London/Hybrid - Business Transformation - Outside IR35 TrinIT Talent are looking for an experienced Project Manager to come on board for an initial 3-month contract based in London (2 days onsite, 3 days remote). This role falls Outside IR35 and is paying £400 per day. Job Description:- We are seeking an experienced Project Manager to lead the successful delivery of business and technology transformation initiatives. You will manage projects throughout the full life cycle, working closely with business stakeholders, technical teams and third-party suppliers to ensure projects are delivered on time, within budget and to the highest quality. Key Skills:- Proven experience delivering business and technology projects from inception through to completion. Strong stakeholder management and executive communication skills. Experience managing project scope, budgets, resources and project plans. Knowledge of Agile, Waterfall and Hybrid delivery...

Senior Network & Infrastructure Engineer - £500 per day (Outside of IR35) One of the UK's leading entertainment groups (hospitality, leisure) requires a Senior Network & Infrastructure Engineer is a senior technical role within the Group IT Operations function, focused primarily on supporting and maintaining the infrastructure estate The role is responsible for delivering network & infrastructure support, maintenance, patching, troubleshooting whilst seeking proactive operational improvement. The successful candidate will act as a key technical SME across Cisco/HP Switches, Microsoft Azure, Microsoft 365, Networking, Switching, Firewalls, Wi-Fi and Zscaler environments, ensuring systems remain secure, available, supported and aligned to group standards and operational processes This role combines operational support, technical administration and infrastructure project delivery, requiring strong troubleshooting capability, a proactive mindset and excellent...

Contract Product Manager | Outside IR35 | £400pd | Remote (very occasional London travel) Focused on workforce management and operational optimization for high-volume distribution and logistics environments, you will sit at the intersection of product strategy, technical execution, and advanced AI capability to drive immediate commercial impact. Key Responsibilities: Drive the vision, roadmap, and delivery of specialized workforce optimization software, aligning technical execution directly with measurable client outcomes and P&L impact. Collaborate closely with engineering and data science teams to build scalable, AI-driven scheduling and forecasting tools tailored to heavy operational workflows. Lead discovery and execution alongside design, commercial, and technical teams to translate complex enterprise requirements into clear, reliable user features. Required Experience: 3–6 years of product management experience managing B2B SaaS solutions end-to-end,...

Data Engineer - Salesforce Integration Specialist 6-Month Contract | £450/day | Outside IR35  - King's Cross, London (2-3 Days per Week Onsite) - Start Date: 3rd August We're supporting a leading Salesforce Partner on a confidential end-client engagement and are looking for an experienced Data Engineer with strong Salesforce integration expertise. This role will be focused on building and supporting data integration solutions with Salesforce at the centre of the architecture, connecting multiple business systems and data sources through scalable, reliable pipelines. The Role You will be responsible for designing, developing and maintaining data flows into and out of Salesforce, helping to ensure business-critical data is available, accurate and synchronised across the wider technology estate. Working alongside Salesforce Consultants, Architects and technical stakeholders, you'll play a key role in delivering complex integration solutions and enabling seamless connectivity...

Job Title: Boomi Integration Developer Location: London (5 days on-site per week) Salary/Rate: £350-400 per day outside IR35 Start Date: Immediate start Job Type: Initial 6 month contract Company Introduction We have an exciting opportunity now available with one of our sector-leading consultancy clients! They are currently looking for experienced Boomi Integration Developers to design, develop, test, and support enterprise integration solutions using the Boomi AtomSphere platform. Job Responsibilities/Objectives This role requires strong hands-on expertise in the Boomi AtomSphere platform, API-led connectivity, data transformation, integration patterns, and enterprise application integrations. Develop and implement enterprise integration solutions using Boomi AtomSphere. Build, configure, test, and deploy integration processes across cloud and on-premises platforms. Develop API-led integrations using REST, SOAP, and other integration technologies. Design and...

CRO / AI Experimentation Engineer Contract 6-month minimum contract, Outside IR35, £350-450 Day Rate, August Start Date, London. This is an opportunity to shape how AI-powered products are measured, tested and optimised in a live commercial environment. You will take ownership of experimentation delivery across AI-native customer experiences, ensuring every product change is assessed against meaningful business outcomes such as conversion, containment and customer satisfaction. The Company They are a data and technology-led organisation delivering AI-powered digital products alongside an established web estate. Their teams are investing heavily in conversational AI, recommendation engines and LLM-driven customer experiences. As they expand their experimentation capability, they are looking for a hands-on specialist who can bridge traditional optimisation practices with AI-native product development. The Role and Deliverables Build, instrument and...

Data Engineer - Salesforce Integration Specialist 6-Month Contract | £450/day | Outside IR35 King 's Cross, London (2-3 Days per Week Onsite) Start Date: 3rd August We 're supporting a leading Salesforce Partner on a confidential end-client engagement and are looking for an experienced Data Engineer with strong Salesforce integration expertise. This role will be focused on building and supporting data integration solutions with Salesforce at the centre of the architecture, connecting multiple business systems and data sources through scalable, reliable pipelines. The Role You will be responsible for designing, developing and maintaining data flows into and out of Salesforce, helping to ensure business-critical data is available, accurate and synchronised across the wider technology estate. Working alongside Salesforce Consultants, Architects and technical stakeholders, you 'll play a key role in delivering complex integration solutions and...