57 information technology jobs found in London

My client is seeking an experienced Contract Site Reliability Engineer Team Lead to join their team. This is a hands-on leadership role requiring a strong technical background alongside the ability to lead, mentor, and develop a high-performing SRE function. There will be occasional travel to the client's offices in Central London. This role is paying £475 Per day and is Outside IR35. Responsibilities Provide technical leadership for the Site Reliability Engineering function, driving reliability, scalability, and performance improvements across critical production systems. Lead, mentor, and coach a team of SREs and engineers, fostering a culture of operational excellence, collaboration, and continuous improvement. Remain hands-on with the design, implementation, and support of cloud infrastructure, automation, observability, and platform reliability initiatives. Define, implement, and govern SLOs, SLIs, and error budgets, ensuring alignment between engineering...

Senior Mobile QA Engineer (iOS & Android) £400 - £425 per day | Outside IR35 | Initial 6-Month Contract | Hybrid (Stratford, London) | Immediate Start Available Our trusted partner within the Ed-Tech sector, employing over 10,000 people across 100 countries and supporting more than 600 million users globally, is seeking an experienced Senior Mobile QA Engineer to join a high-profile product engineering team developing innovative mobile learning applications. This role is ideal for a QA professional with extensive experience testing native and cross-platform mobile applications across iOS and Android environments, coupled with a strong background in test automation and modern Agile delivery practices. Key Responsibilities Lead quality assurance activities across mobile applications, ensuring exceptional user experience on both iOS and Android platforms. Develop and execute comprehensive test strategies, test plans and test cases. Design, implement and...

Kotlin Developer (SC Cleared) Outside IR35 We are seeking experienced Kotlin Developers to join a high-profile national digital programme, building secure, scalable, and user-focused Android applications that support a major government digital transformation initiative. This is an opportunity to work on modern mobile products with significant public impact, leveraging the latest Android technologies and best practices. You'll collaborate closely with product managers, designers, delivery specialists, and fellow engineers to create high-quality, reliable, and secure mobile experiences used at scale. Due to the nature of the programme, active SC clearance is required . Key Responsibilities Design, develop, and maintain modern Android applications using Kotlin as the primary language. Build responsive and scalable user interfaces using Jetpack Compose . Architect robust, maintainable, and testable solutions following Android best practices and modern design...

We are seeking a highly capable Site Reliability Engineer/DevOps Engineer to join our client (financial services) on a remote contract basis, beginning with a 6 month term, with extensions planned. This role will be operation outside of IR35, and will be fully remote working. Responsibilities: Design, build, and maintain robust migration pipelines to support application and infrastructure transformation initiatives Automate deployment, release, and operational processes to improve efficiency and reduce manual intervention Provide hands-on support for application and infrastructure migration activities, ensuring minimal disruption and strong performance Enhance platform reliability, scalability, and performance through proactive monitoring and continuous improvement Develop and maintain runbooks, operational procedures, and documentation to support incident response and platform operations Collaborate with engineering teams to embed DevOps and SRE best practices across...

SAP Project Manager – Contract £450–£650 per day | Outside IR35 | Initial 3-Month Contract | Hybrid – London (2–3 Days On-Site ) I am seeking an experienced SAP Project Manager to support the delivery of a high-profile SAP transformation programme. This role will be responsible for leading the end-to-end delivery of SAP projects, working closely with business stakeholders, technical teams, and third-party partners to ensure successful outcomes. What You'll Be Doing: Leading SAP implementation, upgrade, and transformation projects Managing project plans, budgets, timelines, and risks Coordinating stakeholders across business and technology teams Driving project governance and reporting progress to senior leadership Ensuring successful project delivery from initiation through to go-live What I'm Looking For: Proven SAP Project Management experience Experience delivering SAP transformation or S/4HANA programmes Strong stakeholder management and...

Business Analyst - Data Platforms, BI, Datawarehouse - 6 months, Hybrid/London, to £500 p/d outside A Business Analyst is required to work on some high-profile BI, Datawarehouse, Data Platform projects. You will have extensive business systems analysis experience, ideally gained within large retail/financial services/banking/logistics/supply chain/manufacturing environments and have worked on Data, BI/MI, Datawarehouse, projects. You will have excellent stakeholder management, communication skills with good knowledge of Data, SQL, Jira, Confluence and Agile. The role will involve liaising with the business, stakeholders, gathering requirements, producing functional specifications, conducting workshops, dealing with the data analysis, data modelling, data mapping, data workflows, liaising with the technical teams, data engineers through the full life cycle. Must be able to work in a fast paced, dynamic environment. The role will require 2 days a week on site. As a Business...

Senior Full-Stack Engineer - 6 Months Contract - up to £400 Per day Outside IR35 - Retail We’re working with a well-established retail business currently undergoing a major internal transformation programme, and they’re looking for a Senior Full Stack Developer to join on a 6 month contract. The business has been operating successfully for over 10 years and combines the stability of an established company with the pace and culture of a start-up environment. Decisions happen quickly, there’s very little hierarchy, and engineers are trusted to own delivery and make a tangible impact. This role will focus heavily on building modern internal applications and operational tooling that support large-scale scheduling, fulfilment, logistics, optimisation and customer service functions across the business. The Role You'll play a key role in developing modern React-based internal applications alongside supporting .NET backend services, helping replace legacy workflows with...

Senior Software Engineer - Outside IR35 - Contract (Insurance) About the role Essential: Self-starter, someone who can pick up context quickly, drive outcomes efficiently, and to a high quality Competent in doing high-level designs, solution management, and scoping Understanding of data modelling best practices Ability to translate technical solutions to non-technical stakeholders and bring them on the journey Experience working in an agile delivery environment Experience working with React, TypeScript, Azure, Microsoft SQL, and Databricks (if they don’t have all of these, that’s workable, but be good to understand any they don’t have experience with) Frontend: React + TypeScript + Vite Material UI with Emotion for styling TanStack React Query 5 for server state React Router 7 React Hook Form+Yup for forms/validation MSAL for Entra ID auth Jest+Testing Library for unit tests; Playwrightfor E2E and visual tests Hosted as an Azure Static...

IT Infrastructure Specialist/Engineer – 6 Month Contract Location: London (2–3 days per week onsite) Rate: £400–£475pd Outside IR35 We are looking for an experienced IT Infrastructure Specialist to support a business-critical infrastructure estate, providing hands-on technical support across Windows, VMware, networking and hybrid environments. This is a 6-month contract role for someone comfortable working onsite in London 2–3 days per week. Key Responsibilities: Provide 2nd/3rd line technical support across IT infrastructure services Manage and maintain Windows infrastructure including Active Directory, DNS and DHCP Support VMware vSphere/ESXi environments Troubleshoot and resolve infrastructure incidents and problems Support infrastructure changes, maintenance activities and upgrades Assist with security remediation, vulnerability fixes and patching activity Work across networking technologies including switching, firewalls and wireless...

Initial 6 month contact Up to £600/day (Outside IR35) 4 days on-site per week (Central London) This is a fantastic opportunity to take ownership of a critical ITSM platform and drive a modernisation programme from the ground up. You'll work closely with global ITSM and service management teams, shaping how services are delivered across the organisation while implementing automation, integration, and best-in-class ITIL processes. Job Type: Initial 6 month Contract Rate: Up to £600/day (Outside IR35) Working Arrangement: 4 days on-site per week Office Location: Central London The Role: Lead the modernisation of the Ivanti ITSM platform , identifying weaknesses and delivering improvement plans Design and implement a modern self-service portal Configure and optimise core ITSM modules including Incident, Problem, Change, and Service Request Management Automate workflows and integrate systems such as JIRA to enhance service delivery Develop...

Senior Data Engineer | Hybrid | Outside IR35 | £475 - £525 | London We are looking for a Senior Data Engineer to join a leading organisation on a contract basis. This role will suit someone with strong experience across the Azure data platform , particularly Databricks and PySpark , who can take ownership of data engineering delivery from design through to implementation. This is a hybrid role requiring the candidate to be on site 2 days per month. You will be working on building and enhancing modern data platforms, delivering scalable data pipelines, and supporting high-volume data processing in a cloud environment. Key Responsibilities Design and build scalable data pipelines using Azure technologies Develop and optimise solutions in Databricks using PySpark Work with large and complex datasets, including streaming and batch data Build and maintain data platforms and data warehouses Implement ETL/ELT processes and data transformation logic Collaborate...

Senior Data Engineer | Hybrid | Outside IR35 | £475 - £525 | London We are looking for a Senior Data Engineer to join a leading organisation on a contract basis. This role will suit someone with strong experience across the Azure data platform , particularly Databricks and PySpark , who can take ownership of data engineering delivery from design through to implementation. This is a hybrid role requiring the candidate to be on site 2 days per month. You will be working on building and enhancing modern data platforms, delivering scalable data pipelines, and supporting high-volume data processing in a cloud environment. Key Responsibilities Design and build scalable data pipelines using Azure technologies Develop and optimise solutions in Databricks using PySpark Work with large and complex datasets, including streaming and batch data Build and maintain data platforms and data warehouses Implement ETL/ELT processes and data...

My client is seeking an experienced Contract Site Reliability Engineer Team Lead to join their team. This is a hands-on leadership role requiring a strong technical background alongside the ability to lead, mentor, and develop a high-performing SRE function. There will be occasional travel to the client's offices in Central London. Responsibilities of the Site Reliability Team Lead Provide technical leadership for the Site Reliability Engineering function, driving reliability, scalability, and performance improvements across critical production systems. Lead, mentor, and coach a team of SREs and engineers, fostering a culture of operational excellence, collaboration, and continuous improvement. Remain hands-on with the design, implementation, and support of cloud infrastructure, automation, observability, and platform reliability initiatives. Define, implement, and govern SLOs, SLIs, and error budgets, ensuring alignment between engineering priorities and business...

£350-400 per day | Outside IR35 Remote-facing | ASAP start | 3 months' initial SR2 are supporting a major digital transformation programme within the health and social care space, focused on modernising the UK's clinical research approvals process. We are looking for a Senior Test Automation Engineer to join an established QA function and take ownership of non-functional testing within the project. This is a semi-independent, client-facing role working across k6 for performance testing and Playwright/TypeScript for end-to-end automation, so strong hands-on k6 experience is the key technical requirement. Beyond the tooling, we need someone who can assess the current NFT/performance testing approach, challenge where appropriate, suggest improvements or alternatives, and then own the implementation. Responsibilities Own non-functional testing across the project, with a particular focus on performance testing Design, build and maintain performance testing scripts using k6 and...

Data Scientist London £450 - £500 Per Day Outside IR35 Immediate Start 3 Days In Office The Company They are a data-driven organisation operating at scale, with a strong focus on leveraging analytics to improve performance and customer outcomes. Their teams bring together expertise across data science, engineering, and business strategy to deliver impactful projects. They value collaboration, curiosity, and pragmatic delivery. This is an organisation that invests in modern tools and encourages continuous learning. The Role and Deliverables Build, validate, and deploy machine learning models to solve business problems Translate complex data into actionable insights for non-technical stakeholders Work with structured and unstructured datasets to uncover trends and opportunities Collaborate with data engineers to ensure scalable and efficient data pipelines Deliver clear documentation and communicate findings...

Salary:  £450 - 500 per day Reference:  120885 IT Project Manager - Retail, Hospitality, Critical Infrastructure, Security Location:  Greater London, England Job Type:  Contract (Full-Time) OUTSIDE IR35 Primary Industry:  Information Technology and Internet Secondary Industry:  Travel, Leisure, Tourism and Hospitality Retail Salary:  £450-500 per day Job Description The IT Project Manager leads and manages technology projects across retail, hospitality, critical infrastructure, and security sectors. This role ensures the successful delivery of projects within scope, time, and budget while maintaining high standards of quality and compliance. The position requires effective coordination between technical teams, stakeholders, and external suppliers to deliver solutions that support business objectives and enhance operational capabilities. Key Responsibilities Plan, initiate, and manage IT...

Full job description Salary:  £450 - 500 per day Reference:  120885 IT Project Manager - Retail, Hospitality, Critical Infrastructure, Security Location:  Greater London, England Job Type:  Contract (Full-Time) OUTSIDE IR35 Primary Industry:  Information Technology and Internet Secondary Industry:  Travel, Leisure, Tourism and Hospitality Retail Salary:  £450-500 per day Job Description The IT Project Manager leads and manages technology projects across retail, hospitality, critical infrastructure, and security sectors. This role ensures the successful delivery of projects within scope, time, and budget while maintaining high standards of quality and compliance. The position requires effective coordination between technical teams, stakeholders, and external suppliers to deliver solutions that support business objectives and enhance operational capabilities. Key Responsibilities...

Senior Full Stack Developer - .NET/React Outside IR35 Contract Up to £400 per day Initial 3-6 Month Contract | Immediate Start - 1 day a week in London We're working with a well-established retail business currently undergoing a major internal transformation programme and they're looking for a Senior Full Stack Developer to join immediately on an Outside IR35 contract basis. The business has been operating successfully for over 10 years and combines the stability of an established company with the pace and culture of a start-up environment. Decisions happen quickly, there's very little hierarchy, and engineers are trusted to own delivery and make an impact. This role will focus heavily on building modern internal applications and operational tooling that support large-scale scheduling, optimisation and customer service functions across the business. The Role You'll play a key role in developing modern React-based internal applications alongside supporting .NET Back...

IT Project Manager - Retail, Hospitality, Critical Infrastructure, Security Location: Greater London, England Job Type: Contract (Full-Time) OUTSIDE IR35 Primary Industry: Information Technology and Internet Secondary Industry: Travel, Leisure, Tourism and Hospitality Retail Salary: £450-500 per day Job Description The IT Project Manager leads and manages technology projects across retail, hospitality, critical infrastructure, and security sectors. This role ensures the successful delivery of projects within scope, time, and budget while maintaining high standards of quality and compliance. The position requires effective coordination between technical teams, stakeholders, and external suppliers to deliver solutions that support business objectives and enhance operational capabilities. Key Responsibilities Plan, initiate, and manage IT projects from conception through to completion, ensuring alignment with business goals and strategic priorities. Define project...

I have partnered with a top-tier business intelligence provider who are looking for a Senior .NET/Angular contractor to help them out over their next few sprints. 💷 Up to £500 per day (Outside IR35) 🏢 once a week in London office (mandatory) 📅 3 initially with possibility of extension 🧐 Focus: working on highly performant web apps ad backend systems as well as integration across multiple services and databases. ⚙️ Skills: Angular, .NET Core 7/8, API development, MongoDB, MySQL, Entity, AWS, Claude & Cursor 👉 Advantageous skills: knowledge of Python/Gen AI application and database deployment ❗ Must have UK right to work and be able to commute to London once a week.