150 information technology jobs found in London

IT Support Contractor (5 Month Contract) - £210 per day - Outside IR35 We’re hiring an IT Support Contractor to join a specialist London-based business, who operate at the intersection of technology, digital intelligence, cyber awareness, and reputation management, helping clients navigate online risk, privacy concerns, and digital threats in a fast-moving environment. IT Support Engineer key responsibilities: A hands-on IT support professional who can provide reliable day-to-day support across a Microsoft environment and help keep internal operations running smoothly. Core responsibilities Provide 1st and 2nd line IT support Support Windows devices and end users onsite Troubleshoot issues across Active Directory and Office 365 Assist with the wider Microsoft stack, including Intune and Defender Deliver responsive, practical support in a busy office-based environment IT Support Engineer requirements: Experience in IT support / desktop support /...

Cyber Security Engineer - Microsoft 365 & Azure 6-Month Contract | Outside IR35 | £350-400 per day | Remote (UK) | 1-2 Days per Month On-Site (South West London) A leading public sector organisation is looking for a Cyber Security Engineer to support a major cyber security improvement programme. Working alongside the Cyber Security, Infrastructure and Platform teams, you'll help deliver a range of security enhancements across Microsoft 365, Azure and AWS, strengthening the organisation's overall security posture while improving identity, endpoint, cloud and data protection capabilities. This is a fantastic opportunity for someone who enjoys hands-on engineering and wants to be involved in delivering meaningful security improvements across a large enterprise environment. Key Responsibilities Deliver security improvement projects across Microsoft 365, Azure and AWS. Implement and enhance security controls across identity, endpoint, cloud and data protection. Configure...

Cyber Security Engineer - Microsoft 365 & Azure 6-Month Contract | Outside IR35 | £350-400 per day | Remote (UK) | 1-2 Days per Month On-Site (South West London) A leading public sector organisation is looking for a Cyber Security Engineer to support a major cyber security improvement programme. Working alongside the Cyber Security, Infrastructure and Platform teams, you'll help deliver a range of security enhancements across Microsoft 365, Azure and AWS, strengthening the organisation's overall security posture while improving identity, endpoint, cloud and data protection capabilities. This is a fantastic opportunity for someone who enjoys hands-on engineering and wants to be involved in delivering meaningful security improvements across a large enterprise environment. Key Responsibilities Deliver security improvement projects across Microsoft 365, Azure and AWS. Implement and enhance security controls across identity, endpoint, cloud and data protection....

Postgres Data Engineer - Outside IR35 / Remote We are looking for 3 to 4 Postgres data engineers from junior to senior level. You will have the following experience: - Good proficiency of SQL - Working experience on PostgreSQL - Experience in data analysis and data transformation - Experience in data remediations and data fix in production environment - Maintain highly scalable PostgreSQL and SQL database solutions. - Build, and Profile and optimize complex SQL queries, views, indexes, and stored procedures - Deliver robust ETL/ELT data pipelines to ingest, transform, and load data This will be on a 3 month contract (outside IR35) and is based remotely. Candidates need to be based in the UK. To be considered please send over your latest CV. LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market...

Senior Java & Kotlin Backend Engineer Location: London (Hybrid - Wednesday office attendance required) Contract: Initial 2 months IR35: Outside IR35 Start Date: ASAP The Role We're working with a leading technology organisation seeking an experienced Senior Java & Kotlin Backend Engineer to join their engineering team on an initial two-month contract. This role offers the opportunity to contribute to greenfield backend development, building scalable, cloud-native microservices within a modern engineering environment. You'll work alongside cross-functional teams to design, develop and deliver high-quality backend solutions that are secure, reliable and built for scale. Key Responsibilities Design, develop and maintain backend services using Java and Kotlin. Build and enhance RESTful APIs within a microservices architecture. Develop secure, scalable and high-performance applications. Collaborate with Product Managers, Engineers and technical...

Integration Architect - Kafka Rate: £600 per day (Outside IR35) Duration: 6-month contract Location: London - 4 days per week onsite Overview: I'm currently supporting a client on a major transformation programme who are looking to appoint a highly experienced Integration Architect to define and lead their enterprise integration strategy. This is a hands-on technical architecture position where you'll be responsible for shaping the future integration landscape, establishing architectural standards and building a modern event-driven ecosystem. You'll work closely with engineering leadership to create an integration capability centred around Kafka, microservices, cloud native technologies and API-first principles, whilst helping to build and mentor a high performing integration engineering team. Responsibilities Define and own the enterprise integration strategy across multiple business domains. Design a scalable, event-driven architecture using Kafka as the core...

Title: AI Architect/Solution Architect Location: Remote Day Rate: Competitive day rate (Outside IR35) Contract Type: 12-Month Contract - Outside IR35 Start: Immediate Company: 167 Solutions Ltd (on behalf of an enterprise client) Overview 167 Solutions Ltd are recruiting for an AI Architect/Solution Architect on behalf of an enterprise client delivering large-scale AI transformation programmes. This is a high-impact contract role for a seasoned architect who can operate across both strategic and hands-on dimensions - defining AI solution architecture at enterprise scale while driving prototypes through to production. You will work at the intersection of Generative AI, cloud infrastructure, and data science, translating complex business requirements into robust, scalable solutions. Outside IR-Month Contract Remote Immediate Start Key Responsibilities Lead the end-to-end design and delivery of AI and ML solutions across enterprise environments...

Role: Enterprise Architect - Infrastructure Integration Contract Length: 6 months Start: ASAP Rate: £750 - £850 per day outside of IR35 Location: Hybrid - Central London (1-2 days per week) with occasional international travel About the Role We are seeking an experienced Enterprise Architect to support a large-scale infrastructure transformation programme. This role will focus on ensuring a new end-user technology platform integrates seamlessly with the wider enterprise environment, spanning networking, identity, security, cloud, service management and core infrastructure. Working across multiple technical teams, you will provide architectural leadership, ensure alignment with enterprise standards, and help shape the target architecture while managing dependencies across the wider technology landscape. Key Responsibilities Define and maintain the target enterprise architecture for the integration of end-user technologies into the wider infrastructure...

Senior Technical Lead/Architect (C) - FICC Trading Platforms - Hybrid London Start Date: August/September Location: London 3 days pw, rest remote IR35: Outside Rate: £900pd (negotiable) Duration: 3 - 6 months (likely extensions) The Candidate: Our client is seeking a highly experienced Senior Technical Lead/Architect with deep expertise in C programming and extensive experience building, enhancing, and modernizing trading platforms within Fixed Income, Currencies, and Commodities (FICC) environments. The ideal candidate combines strong hands-on engineering capability with architecture leadership, system design expertise, and a proven track record of optimizing high-performance, low-latency applications used by Front Office trading businesses. This role will drive technical strategy, architecture decisions, platform modernization, performance tuning, and engineering excellence across mission-critical trading systems. Key Responsibilities: Lead...

Integration Developer (Backend + DevOps Focus) Location: Fully Remote Pay: £550-£600 per day (Outside IR35) Duration: Initial 6-month contract (with strong extension potential) The Role We're supporting a leading UK financial services organisation on a new platform build and they're looking for an Integration Developer with a strong DevOps background click apply for full job details

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...

Senior Java & Kotlin Backend Engineer Location: London (Hybrid - Wednesday office attendance required) Contract: Initial 2 months IR35: Outside IR35 Start Date: ASAP The Role We 're working with a leading technology organisation seeking an experienced Senior Java & Kotlin Backend Engineer to join their engineering team on an initial two-month contract. This role offers the opportunity to contribute to greenfield backend development, building scalable, cloud-native microservices within a modern engineering environment. You 'll work alongside cross-functional teams to design, develop and deliver high-quality backend solutions that are secure, reliable and built for scale. Key Responsibilities Design, develop and maintain backend services using Java and Kotlin. Build and enhance RESTful APIs within a microservices architecture. Develop secure, scalable and high-performance applications. Collaborate with...

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...

Azure Data Engineer £500 per day | Outside IR35 | 6-Month Contract Hybrid Working Immediate Start Available Initial 6-Month Contract with Extension Potential We 're partnering with an end-user organisation undertaking a major data migration and cloud modernisation programme and are looking for an experienced Azure Data Engineer to support the transition to a modern Azure-based data platform. This role will play a key part in migrating legacy data environments, building scalable cloud-native solutions, and enabling the business to maximise the value of its data assets. The Role As an Azure Data Engineer, you will be responsible for designing, developing and optimising data pipelines and data platform capabilities within Azure. Working closely with architects, analysts and business stakeholders, you 'll help deliver a modern, scalable and high-performing data ecosystem. The successful candidate will have strong Azure Data...

We are seeking an experienced Google Cloud Platform (GCP) Architect to join a leading telecommunications organisation, Colt Technology Services , on an Outside IR35 contract. This role will be responsible for designing and delivering enterprise-scale cloud solutions, defining cloud architecture standards, and leading cloud transformation initiatives across mission-critical telecom platforms. The ideal candidate will have strong expertise in Google Cloud Platform , cloud-native architecture, networking, security, automation, and modern data platforms within large enterprise environments. Previous experience in the Telecommunications industry is highly desirable. Key Responsibilities Design and implement scalable, secure, and highly available cloud architectures on Google Cloud Platform (GCP). Define cloud strategy, architecture principles, governance, and best practices. Lead cloud migration initiatives from on-premise infrastructure to GCP. Design...

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 £450 per day Clearance: Active SC Clearance required Should be immediately available to start a new role 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...

Technical Business Analyst (Data) £400 per day | Outside IR35 | Initial 6-Month Contract | Hybrid - London (2 days per week) | Early August Start I'm recruiting for a Technical Business Analyst (Data) to join a leading consultancy delivering a large-scale cloud data transformation programme for a global enterprise. This is an opportunity to work at the heart of a modern data platform, partnering with data engineers, architects and business stakeholders to deliver high-quality data solutions across cloud, analytics and migration initiatives. The Role You'll be responsible for translating business requirements into technical deliverables, working within Agile teams to define user stories, acceptance criteria and data requirements while supporting the delivery of enterprise-scale data products. Key Responsibilities Gather, analyse and document business and technical requirements. Write detailed user stories, acceptance criteria and support Definition of...

Junior Technical Support Analyst – Outside IR35 Contract Location: Canary Wharf, London (5 days onsite) Rate: £250-350 per day (Outside IR35) - Open to perm also Contract: 9–12 months initially We're supporting a leading global organisation in their search for a Technical Support Analyst to join a busy enterprise technology team. This is an excellent opportunity for someone with around 3–5 years' experience in an enterprise IT support environment who's looking to broaden their exposure within a large, fast-paced organisation. Working as part of a collaborative technology team, you'll provide operational support across a Microsoft estate, helping to maintain a high-quality service for users while supporting asset management, incident resolution and operational processes. Responsibilities Provide 1st and 2nd line technical support across Microsoft technologies Manage and resolve incidents, requests and service tickets using ServiceNow Support...

Outside IR35, Change Manager, Communications Manager, UK flex on location, West Midlands, London My leading client is looking to for a Communications and Change Manager to support a Cyber Risk Programme comprising multiple technical projects. The successful candidate will be responsible for driving stakeholder engagement, change impact assessments, communications planning, and adoption activities to ensure successful delivery and uptake of programme outcomes across the organisation. This role requires an individual who can confidently challenge assumptions, influence senior stakeholders, and develop targeted communication and engagement strategies that support business readiness while minimising disruption. Key Responsibilities Communications & Adoption Develop comprehensive communication plans that support programme milestones and business readiness. Create compelling communication strategies and core narratives that clearly articulate the purpose,...

Remote Contract (UK Candidates only) Ideal start date: ASAP Contract Duration: 6 Months Outside IR35 Rate: £500-600 p/d Elsewhen, a London-based consultancy, designs and builds technology solutions for clients like Spotify, Google, Inmarsat, and Zego. Over the past decade, we have built a workplace prioritising impact, drive, and friendliness. We value outcomes over hours and agility over rigid processes. Work Environment: Fully Remote in the UK Join our team:https://www.elsewhen.com. We are looking for a talented Senior AI Engineer to join a brand new delivery squad focused on solving new client problems in 4-week cycles. Each project is designed to produce a working pilot that demonstrates clear value, not a polished long-term system. You’ll work in a 4-person team (AI Engineer, Product Manager, Data Scientist, Principal for AI Engineering), using AI coding tools (e.g. Claude Code) to reduce build time and get solutions into a...