25 jobs found in Horsham

Job Title:QA Automation Engineer - GenAI Experience Location: Burgess Hill - 5 days per week onsite Salary/Rate: £295 per day inside IR35 Start Date: 03/08/2026 Job Type: Contract - 6 months Company Introduction We have an exciting opportunity now available with one of our sector-leading financial services clients! They are currently looking for an experienced QA Automation Engineer with GenAI knowledge to join their team for a six-month contract. Job Responsibilities/Objectives We are seeking a highly skilled QA Automation Engineer with expertise in Generative AI, modern automation frameworks, and hands-on AI experience. The ideal candidate will drive quality assurance initiatives using cutting-edge technologies and AI-powered testing solutions. ? Design, develop, and maintain automated test frameworks using Python, JavaScript, and Playwright ? Implement AI-powered testing solutions to enhance test coverage and efficiency ? Create and execute API tests using RestAssured...

AWS AI Architect 6-Month contract - Inside IR35 - market rate Guildford based - hybrid working - 3 days a week on site Insurance sector What you'll be doing Design and deliver innovative Agentic AI solutions that address client challenges and create measurable business value. Lead the architecture and implementation of autonomous and multi-agent AI systems using hyperscaler AI platforms, with a strong preference for AWS-native services and patterns. Collaborate with business, technology and delivery teams to integrate AI capabilities into enterprise applications, workflows and operating models. Demonstrate modern AI and Agentic AI solutions to clients, clearly articulating technical capabilities, business outcomes and implementation approaches. Translate high-level solution concepts into actionable architecture, design and delivery guidance for engineering teams. Design and implement AI-powered assistants, agents and intelligent workflow solutions leveraging RAG and advanced...

Contract C# Software Engineer Near Wimbledon 6-month contract Software Engineer role developing C# Windows applications that interface with hardware. This role is inside IR35 and requires on-site work 3 days per week (full time for the first few weeks). C# Software Engineer skills required - * Good analytical skills and experience of code and design review for large projects. * Experience of multi-threaded and distributed applications, preferably with an understanding network of protocols. * Strong Experience in developing Windows desktop applications in C# * Interfacing with hardware/physical products * .NET environment, Windows Forms, TCP/IP & UDP protocols Please apply or call for more information

Microsoft Dynamics Developer 6 month contract Based in Farnborough Offering £38.25ph Inside IR35 Do you have experience in D365 development? Do you have experience with Power Platform? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Microsoft Dynamics Developer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: Design and develop customisations, plugins, workflows, and integrations within the D365 environment Customise and extend D365 modules using X++, C#, JavaScript, Power Automate, and Power Apps Collaborate with functional teams to translate business requirements into technical specifications Develop and maintain integrations between D365 and...

Job Title: Senior Java Developer Location: Bromley (3 days in office is essential) Contract: 12 months with possible extension Rate: Highly competitive Status: Inside IR35 Working pattern: Full time We're looking for an experienced Senior Java Developer to join a global technology team delivering client-facing reporting solutions within a Futures & Options environment. This is an excellent opportunity to work on a major platform migration while helping shape the future of a business-critical reporting application. You'll work alongside experienced engineers, mentor junior developers and contribute to the design and delivery of high-quality backend solutions. The successful candidate will be expected to liaise with both technical and business colleagues locally in London, Bromley and at international locations in India, New York and Chicago. The successful candidate will work as part of a wider development team spread between London, Bromley, New York, Texas and India....

Solution Engineer – Enterprise AI (6-Month Contract) SC Cleared - Must have active transferable SC Clearance * Location: Waterloo, London (100% Onsite, 5 days per week) * Rate: £650 - £700 per day (Inside IR35) * Duration: 6 months (with potential to extend) About the Role This is not a high-level advisory role. As a Solution Engineer you will be on the ground, coding, designing, and deploying full-stack AI-driven web applications directly on this AI Platform. You will bridge the gap between complex AI engineering and customer-facing delivery. You will work directly with major enterprise clients to build custom demos, proofs-of-technology, and production-ready applications. What You Will Do * Build & Deploy: Engineer full-stack, AI-based enterprise applications using Python and JavaScript. * Client Delivery: Run technical deep-dives, demonstrations, and system training for enterprise customers. * Review & Troubleshoot: Conduct code...

Cloud Migration Lead MERITUS are recruiting for a Cloud Migration Lead to join one of our clients on an initial contract basis. This is a hands on technical leadership role focused on delivering a large scale datacentre exit programme, migrating critical production environments from on premises infrastructure into AWS. CLOUD MIGRATION LEAD | £800 PER DAY | INSIDE IR35 (ASSESSMENT PENDING) | REMOTE (UK) WITH OCCASIONAL TRAVEL | AWS CLOUD MIGRATION | CONTRACT UNTIL DECEMBER 2026 | FAST INTERVIEW PROCESS About the Role Our client is undertaking a business critical cloud transformation programme to migrate multiple production environments from legacy UK datacentres into AWS before a fixed December 2026 deadline. This is not a project management role. They require a senior technical leader who can take ownership of the migration strategy, provide architectural direction, enhance existing automation and ensure successful production cutovers across several parallel migration...

Principal UX/UI Designer £500 - £600 per day | Inside IR35 6 - month contract London - West End (Hybrid - 2 days per week onsite) Overview An exciting opportunity has arisen with a growing SaaS company based in London for an experienced UX/UI Designer to join their team on a 6-month contract. This is a key role focused on designing intuitive, scalable and accessible digital experiences across complex SaaS products and digital platforms. The ideal candidate will have strong experience designing SaaS products and digital experiences, with advanced Figma expertise and the ability to collaborate closely with cross-functional teams to deliver high-quality solutions. Role & Responsibilities Own UX and UI design across SaaS products and digital experiences. Create user journeys, user flows, prototypes, and high-fidelity UI designs. Develop Figma design components and contribute to scalable design systems. Design intuitive and user-friendly interfaces. Produce clear design...

Network Architect - SC cleared +6 months + +Fully remote working +SC cleared role +Sole British national only - due to nature of the project +Inside IR35 +£75 - £80 ph Skills: +Aruba +HLD / LLD +SC clearance - current active clearance Role Responsibilities Architect network solutions and technically lead their implementation Working closely with the wider architecture team to develop solutions Technically lead network projects, ensuring that the customer's requirements are met Provide assistance and support on architectural/technical issues to other team members as required, whilst sharing technical knowledge and experiences Create Blueprint, High and Low Level Design documentation for network solutions and guide these through internal and customer approval processes Create hardware Bill of Materials to meet solution requirements Gain and maintain a working knowledge of the Portfolio of network Products and Services, promoting this with the customer and encouraging...

Technical Business Analyst £450/day | Inside IR35 | Primarily Remote | Occasional travel to Leeds or London | Until March 2027 We're looking for an experienced Technical Business Analyst to join a high-profile NHS programme delivering national digital healthcare services. This is an opportunity to work on complex integration projects, helping shape solutions that improve interoperability across healthcare systems. You'll act as the bridge between technical teams, product, architecture and business stakeholders, translating complex requirements into clear, deliverable outcomes. This role has a strong technical focus, with particular emphasis on APIs and healthcare messaging standards. Key Responsibilities Elicit, analyse and document business, functional and technical requirements Work closely with Product Owners, Solution Architects and Software Engineers to refine requirements and ensure successful delivery Support the design and delivery of API-led integrations across...

Principal Data Engineer / Principal Software Engineer – Data Platforms Location: London (Hybrid 3 days onsite) Contract - Inside IR35 - Intitally 6 Months - Investment / Finance / Wealth / Banking related projects Are you a Lead / Senior data-focused engineer who enjoys designing scalable platforms, solving complex data challenges, and working with modern cloud technologies? We are working with a leading organisation seeking a Principal Data Engineer / Principal Software Engineer to join their Data Technology Platforms team. This is an exciting opportunity for someone who can bridge the gap between data engineering, software development, and enterprise technology solutions. The role is ideal for someone who understands how organisations use data, the importance of governance and standards, and how to deliver robust solutions at enterprise scale. The Opportunity As a Principal Engineer within the Data Platforms team, you will play a key role in designing, developing, and...

Mulesoft Developer +6 months + +Remote working +SC cleared - must be eligible for clearance +Inside IR35 +£600 - £675 a day We're looking for an experienced MuleSoft Developer to join our growing technology team. This is an exciting opportunity to play a key role in designing and delivering enterprise integration solutions that connect Salesforce with critical business systems. Working alongside Enterprise Architects, Salesforce Developers, Engineers, DevOps teams and business stakeholders, you'll develop scalable, secure, and high-performing APIs and integrations using the MuleSoft Anypoint Platform. If you're passionate about integration, API-led connectivity, and solving complex technical challenges, we'd love to hear from you. What You'll Be Doing As our MuleSoft Developer, you will: Design, develop and implement MuleSoft APIs, integrations and connectors to enable secure and efficient data exchange across enterprise systems. Build and maintain integrations between...

Senior JVM Software Engineer (Scala/Java) 6-12-month contract - Inside IR35 - up to £600 per day London based - hybrid working - 2-3 days onsite Finance sector - must have previous experience Overview Our client is seeking a Senior Software Engineer to join a team building a distributed calculation engine used to calculate financial indices and quantitative models. This is a business-critical platform operating within a high-performance financial services environment. This is primarily a backend engineering role, focused on designing and building new functionality rather than support or maintenance. Skills & Experience Strong senior-level software engineering background Significant commercial experience with JVM technologies (Scala or Java) Experience building complex backend or distributed systems Strong understanding of software engineering fundamentals, including: Concurrency Testing Design patterns Clean code principles CI/CD practices Ability to operate...

Linux RHEL Engineer - SC Cleared - Inside IR35 - Hybrid 2/3 days per week  My client seeks to recruit an experienced Linux engineer - support in maintenance, upgrades and general house keeping Core Competencies  Previous experience in a technical position within Linux platform support and/or delivery  Familiarity with request, problem and project management processes and tools  Detail oriented, process driven, highly innovative mindset, with deeply engrained sense of ownership for the projects delivered  Adept at stakeholder communications, from senior level to domain-wide engagement events  A broad and deep understanding of best practice in applying appropriate processes, technologies, and resources to deliver a high quality solutions  Experienced in managing risk, compliance, audit and security obligations, including implementation of disaster recovery and business continuity procedures  Mandatory Technical Skills  Experience of managing Red Hat Enterprise Linux...

Software Engineering Manager - Java, Javascript, Cloud Up to £850 per day (Inside IR35) London / Hybrid (3 days onsite) 6 months This is a contract resource, so all candidates must come from a contracting background. My client is an instantly recognisable firm who are urgently recruiting for a Software Engineering Manager with experience of leading, coaching and managing large teams of Software Engineers. This role will oversee the Development teams of Engineers who are tasked with the Development and maintenance of Technology products.You will bring a passion for technology and deep technical expertise across a range of technologies (Java, Javascript and Azure / GCP for example) along with a proven track record of delivery and building high performing Software Engineering teams. Key Requirements: Proven experience as a Software Engineering Manager in large, complex environments Strong track record of leading teams of Software Engineers, and building high-performing teams...

Software Engineering Tech Lead / Manager - Java, Javascript, ETL Up to £700 per day (Inside IR35) London / Hybrid (3 days per week on-site) This is a contract resource, so all candidates must come from a contracting background. My client is a high profile organisation who are recruiting for a Software Engineering Tech Lead / Manager with experience of leading, coaching and managing teams of Software Engineers. This role will oversee the Development and maintenance of Technology products, with deep technical expertise across a range of technologies (Java, Javascript and Azure / GCP for example) and a proven track record of delivery and building high performing Software Engineering teams. Key Requirements: Proven experience as a Software Engineering Tech Lead / Manager in large, complex organisations A track record of building, leading, coaching and supporting high performing Software Engineering teams A hands-on background, with deep technical expertise across a range of...

Full Stack Developer - (Python + FAST API + React JS) Up to £350pd Inside IR35 London - (Hybrid - 2 days per week in the office) 6 months+ Job Description 1. Primary Skillset - Python, FAST API, React & Containerization(Docker) 2. Secondary skills – AWS, PostgreSQL Python Web Application Development: o Experience with API development, related services, and controllers o Database connectivity modules (preferably with FAST API, SQLAlchemy, or similar) Core Python Skills: o Solid grasp of Python fundamentals o Proficiency in data structures and algorithms o Understanding of space-time complexity Technical Proficiencies: o Strong understanding of APIs o Fundamentals of Relational and NoSQL Databases o Experience with CI/CD Pipelines o Proficiency in Unit Testing React Experience: o ReactJS, React Query, NodeJS, JavaScript, typescript, CSS, HTML o Testing tools like Jest, Cypress, Material UI. o Experience with HTML, CSS, and writing cross-browser-compatible...

Job title: IT infrastructure Analyst (Disaster Recovery)- level 3 Location: London (2/3 days per week onsite) Contract: 6 months with possible extension Rate: highly competitive Status: inside IR35 Working pattern: Occasional out-of-hours or weekend work for Disaster Recovery and resilience testing. Why This Role Exists TRR is currently resource constrained and struggling to meet demand Testing, reporting, and documentation activities are manual and delayed Increasing requirements from Operational Resilience, BCM, Cyber, and regulatory frameworks Need to improve audit readiness, control evidence, and resilience maturity TRR supported 17 recovery testing events across EMEA in 2025, increasing to approximately 19 in 2026, with current resource constraints leading to delays in reporting, remediation tracking, and increased audit exposure. Role Summary Technology Resilience & Recovery (TRR) Analyst provides operational support to the TRR function in coordinating IT recovery...

Principal Business Analyst (Data Platforms) Contract – 6 months initially Rare – Daily inside IR35 Location: London (Hybrid) Must attend site 3 days per week – UK based applicants Sector: Investment Management, Financial Services or Capital Markets. (prior experience a must) About the Opportunity Are you an experienced Business Analyst with a passion for data and technology? Do you enjoy working closely with stakeholders to deliver business-critical solutions that drive real business value? We're recruiting for a Principal Business Analyst to join a highly respected global investment organisation, supporting the continued evolution of its enterprise Data Platform. This is a fantastic opportunity to work on strategic initiatives across a complex data landscape, partnering with business and technology teams to deliver innovative, scalable data solutions. You'll play a key role in shaping data-driven change across multiple business functions, working on projects ranging from...

Operations Centre Analyst 6 month contract Based in Havant Offering £20ph Inside IR35 Working hours of 7am-3pm, Monday to Friday Do you have experience in a technical support or service desk environment? Are you looking for an opportunity to develop your skills in IT Service management? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Operations Centre Analyst, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: Work closely with team members to support daily operations and tasks Help identify, prioritize, and respond to incidents and issues Use our service management tools to log and update incidents, ensuring information is accurate throughout the...