17 information technology jobs found in Hounslow

IT Systems Administrator 6 Month Contract | Hybrid, 2 days on-site | Stanmore, London | Up to £200 per day (Outside IR35) Our client are currently looking for an IT Systems Administrator to join their team on a 6 month FTC basis. This role is ideal for someone who is highly organised, technically capable, and comfortable working across multiple systems and data sources. A significant portion of the work will involve data handling, system-based manual processes, and advanced Excel tasks . Key Responsibilities Transfer and reconcile data between multiple systems accurately and efficiently Perform manual administrative tasks within business systems as required Maintain data integrity through validation, cleansing, and structured updates Use Excel extensively for data manipulation, reporting, and analysis Support system-related operational processes and troubleshoot data discrepancies Work with internal teams to ensure information is up to date and aligned across...

QA Tester (Fintech / Payments) – Contract 📍 London - Remote / Hybrid ⏳ 3 Months Initial 💰 £175–£200 per day (London) OUTSIDE IR35 I’m looking for a hands-on QA Tester with a payments / fintech background to join on an initial 3-month contract, working directly with the CTO and external consultants. You must be comfortable going beyond surface-level testing — diving into APIs, databases and logs , and tracing issues end-to-end. Key requirements: Strong manual and/or automated testing of complex web apps Experience testing Java / Spring Boot backends REST API testing (Postman / Swagger etc.) Strong SQL skills React / Next.js frontend testing experience AWS familiarity (EC2, RDS, S3, CloudWatch) Docker / Kubernetes exposure Fintech or payments experience is essential. If you’re London or able to work 1 day per month in the office and available, apply now.

Senior Power BI Consultant - Outside IR35 Location: Central London (2-3 days on-site) Contract: 6-12 months, Outside IR35 Industry: Oil & Gas/Commodity Trading Role Summary A leading energy & commodity trading business is looking for a Senior Power BI Consultant to support ongoing analytics and data-modelling work. The role blends hands-on BI development with business engagement. Key Responsibilities * Build and optimise Power BI dashboards, semantic models, and data flows. * Lead data modelling across complex trading datasets. * Translate business requirements into technical specifications for offshore developers. * Ensure best practice in DAX, SQL, and BI design. * Work within the organisation's Databricks environment (platform familiarity expected). * Provide leadership, guidance, and clear communication to both business and technical teams. Required Skills * Expert-level Power BI, DAX, and data modelling. * Strong SQL and experience with large datasets. *...

Location: The role is based remotely with occasional travel to London. Daily rate: £400 outside IR35 Duration: Initial 6 months *please note* : must have active SC clearance The Back End Developer will have the following responsibilities: Design, develop, and maintain Back End systems and services using Java. Collaborate with Front End developers and other cross-functional teams to deliver seamless and scalable solutions. Write clean, maintainable, and well-tested code following industry best practices and web standards. Troubleshoot and resolve complex technical issues related to Back End systems. Participate in code reviews and contribute to the continuous improvement of development processes. Ensure high-performance and reliability of Back End services through proper architecture and testing. Leverage Azure services to optimize cloud-based solutions (if applicable). Stay up-to-date with emerging technologies and incorporate them into the...

📱 Mobile QA Engineer – £300 per day (Outside IR35) – Fully Remote La Fosse are working with a growing tech team who are looking for an experienced Mobile QA Engineer to join on a contract basis. You’ll play a key role in ensuring the quality of their iOS and Android applications, working closely with engineering teams to drive high testing standards and reliable releases. This is an outside IR35 , fully remote role — ideal for someone who loves mobile testing and wants to make an immediate impact. Key Requirements Strong hands-on experience testing mobile applications built with Swift (iOS) and Kotlin (Android) Solid understanding of both Android and iOS ecosystems and platform-specific behaviours Proven experience with XCUITest (iOS) and Espresso (Android) for mobile UI automation Proficient with JUnit and Android Jetpack libraries for testing Nice to Have Exposure to mobile performance testing Experience using cloud...

Experimentation (CRO) Front End Developer - Contract Digital Agency London - Hybrid £300-£400 per day - Outside IR35 This is an opportunity to join a growing digital team delivering impactful experimentation and CRO initiatives for a wide range of brands. You will play a key role in bringing test experiences to life, helping shape an evolving practice where innovation, collaboration and craft are central to success. The Company They are a specialist digital optimisation consultancy that combines analytics, experimentation and SEO to improve user experiences and drive measurable conversion uplift. Their focus is on creating a supportive, growth‑oriented environment where learning is embedded into everyday work. As a scaling organisation, they invest heavily in development and encourage contributions that help shape their culture and direction. The Role and Deliverables Build high quality HTML, CSS and JavaScript variations that bring...

Software Developer - Outside IR35 Contract Daily Rate - £300-£600 Contract : Initially for 6-Months with opportunity for extension (18-24 Month Scope) or to transition into a Permanent Employee. Potential Start Date : March 2026 Location : Central London, Hybrid Working Experience Level : 1 to 5 Years We have a fantastic opportunity available with a client in the Financial Services Space! They have a number of Greenfield Projects to carry out and they are searching for Computer Science Graduates to join their Project teams! There is a Fantastic Opportunity there to jump into a small team where you will be exposed to the Full Project Life cycle, get hands on with every step of the way and the opportunity to work alongside and learn from experienced Developers in some complex and challenging environments! Requirements : Bachelors Degree in Computer Science or related field. 1 to 5 Years of experience working in a regulated area (ideally Loans...

Node.JS Developer Our client is looking for a fullstack developer with deep experience of Node.JS. Technical skills: - Node.JS - Hapi JS - MongoDB - AWS S3 - AWS IAM - GIS knowledge to map shape files The role is initially for two to three months outside IR35 and based remotely. To be considered for the position please forward your CV. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds. Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most...

Senior IT Risk Associate - Contract London (Cannon Street ? relocating near St Paul's) 12 months (April start) Technology Risk (1.5 Line of Defence) Rate: £350/day Outside IR35 Senior IT Risk Associate required to support a major technology and cloud transformation programme. You'll provide independent oversight and challenge to technology teams, ensuring effective risk management as infrastructure transitions from on-premise environments to AWS and GCP. Key Focus IT risk and control assessments across systems, infrastructure, and change initiatives Cloud risk and control oversight (AWS/GCP environments) Translating regulatory, audit, and policy requirements into practical controls Governance reporting, audit readiness, and stakeholder engagement Experience Required Strong IT risk, controls, or technology audit background Knowledge of recognised frameworks such as NIST, ISO 27001, COBIT, and ITIL Understanding of IT General Controls, cybersecurity, and cloud...

Position : Salesforce Developer Day Rate : 350 GBP/Day (Outside IR35) Duration : 6 months to Start Location & Travel : London/Manchester/Portsmouth/Glasgow ( Weekly 3 days at Office) Job Description Main purpose of role: * Responsible for designing, developing and implementing high-quality Salesforce solutions that align with strategic objectives and the long-term platform vision. * Acts as a senior technical contributor, providing depth of expertise, strong delivery capability and pragmatic problem-solving across the Salesforce platform. Key responsibilities: * Design and develop robust Salesforce solutions using Apex, Lightning Web Components, integrations and other Salesforce ecosystem technologies, in line with agreed architectural standards. * Deliver business change on the Salesforce platform in alignment with agreed priorities, roadmap and delivery plans. * Produce clear and accurate technical documentation, including design notes, configuration details and deployment...

Job Title: Python Developer Location: Central London (2-3 days onsite) Job Type: Outside IR35 Duration: 6 Months Job Summary: Join a dynamic team in Central London as a Python Coder for an immediate contract position. You will work onsite 2-3 days per week in a highly collaborative environment, leveraging your Python expertise to deliver robust backend solutions. This role is outside IR35 and offers the opportunity to work with cutting-edge technologies. Hiring Company: A forward-thinking organization utilizing Python (Flask, FastAPI), PostgreSQL, and AWS to deliver scalable, high-quality backend systems. Key Responsibilities: Architect with Purpose: You will reason about software placement within broader business systems, ensuring solutions align with company objectives. Master Data Flow: Design and implement logic from persistent storage layers to API endpoints. Execute with Python: Apply deep expertise in Python and web frameworks, specifically...

Senior QA Engineer - Automation Own QA at an award-winning E-commerce company E-commerce - Shopify/Recharge platform Modern QA Automation tools/frameworks (Cypress, Playwright, Selenium etc 6 months + Extensions | £300/day Outside IR35 Prior experience in E-commerce w/Shopify/Recharge heavily prioritised I'm working with an award-winning E-commerce company. Their scientifically backed, leading high street product has transformed thousands of lives and they are constantly evolving with an ever-growing customer base and successful E-commerce and subscription model. To support this evolution, they are looking for experienced QA Engineers to take over and own the QA function of the business. Ideally, you have some proficiency in test automation, modern QA tools and familiarity with key testing frameworks such as Cypress, Playwright, Selenium etc. Even more valuable if you have taken over and owned QA infrastructure/worked as a sole QA. As this is an...

Overview We are seeking a Senior Python Developer to support a large-scale digital transformation programme. The role focuses on building reliable Back End services, improving system performance, and contributing to a modern, scalable engineering environment. The client is open to strong EU-based talent. Role Detail: Contract Length: 3-6 months Rate: £250-400/day Outside IR35 (Depending on experience) Work Model: Fully Remote Key Skills and Experience Strong commercial experience with Python (Django) Solid understanding of REST APIs , microservices, and Back End architecture. Experience with cloud environments (AWS & Azure). Familiarity with CI/CD pipelines and modern DevOps practices. Strong understanding of relational and/or PostgreSQL. Ability to work in distributed teams and communicate clearly. Experience with Typescript and Svelte Good problem-solving skills and attention to detail. Nice to Have Experience with containerisation (Docker,...

Guidance & Control Software Engineer (Interception Systems)Location: North London - HybridType: Contract - Outside IR35Rate: Starting at £50 per hour DOE About the Role Our client develops advanced autonomous weapon and interception technologies designed for high-speed target engagement in contested environments. The programme centres on a vision-guided one-way aerial system capable of autonomously detecting, tracking, and intercepting manoeuvring objects. The software architecture combines real-time perception with predictive guidance and control. This role will be central to the development of the onboard flight and guidance stack, implementing estimation, tracking and control algorithms in performance-critical C++ code. The engineer will work closely with perception, simulation and hardware teams to ensure reliable terminal behaviour under real-world conditions. The Guidance & Control Software Engineer position suits an engineer with experience in missile guidance,...

Infrastructure DBA | Outside IR35 | £300 - £375 | 6 months | Hybrid Reading We’re partnered with an innovative company who are scaling their modern EPR platform into a fully cloud‑based SaaS solution. They’re looking for an Infrastructure DBA to own performance, reliability and zero‑downtime delivery across a large, distributed, sharded database estate. What You’ll Be Doing Monitoring and optimising distributed/sharded databases , shard allocations, replication health and overall performance Tuning and maintaining MySQL (replication, VReplication, patching, performance) Managing monitoring & alerting with Prometheus, Grafana and associated tooling Overseeing backups, restores and DR (validations, dry‑runs, ongoing improvements) Reviewing DBA updates, maintaining performance baselines and driving infra optimisation Supporting data migrations , tenant/table loading and clinical dataset onboarding into SaaS What You’ll Need Proven experience with large...

Infrastructure DBA | Outside IR35 | £300 - £375 | 6 months | Hybrid Reading We're partnered with an innovative company who are scaling their modern EPR platform into a fully cloud based SaaS solution. They're looking for an Infrastructure DBA to own performance, reliability and zero downtime delivery across a large, distributed, sharded database estate. What You'll Be Doing Monitoring and optimising distributed/sharded databases , shard allocations, replication health and overall performance Tuning and maintaining MySQL (replication, VReplication, patching, performance) Managing monitoring & alerting with Prometheus, Grafana and associated tooling Overseeing backups, restores and DR (validations, dry runs, ongoing improvements) Reviewing DBA updates, maintaining performance baselines and driving infra optimisation Supporting data migrations , tenant/table loading and clinical dataset onboarding into SaaS What You'll Need Proven experience with large...

Join Our Team as an EUD Engineer! Are you ready to take your technical skills to the next level and make a real impact in public services? We are seeking a talented EUD Engineer to join our mission-driven organisation, predominantly based in Kidlington but may have requirements to cover other locations within Thames Valley Police Force. This is a temporary, full-time role working Monday to Friday 37 hours per week offering the perfect opportunity to work with Thames Valley Police, focusing on enhancing ICT capabilities within the community with a Salary of £250 per day outside of IR35. *Please do note this role is subject to Police Vetting Checks and will need to have been within the UK Continually for a minimum of 5 years* Role Overview: As an EUD Engineer, you will play a vital role in managing the lifecycle of end-user devices (EUDs). Your expertise will be instrumental in delivering exceptional ICT services that meet our strict Service Level Agreements...