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Contract .NET developer needed for Windows desktop provisioning tool; primarily remote with twice-monthly on-site in Southampton. 6–9 month contract; £300-£350 per day; Outside IR35. Requirements include .NET, REST API, WinForms, Azure, Terraform; IoT/telemetry knowledge desirable. Role involves design and development of robust, maintainable software to support engineering workflows.

Lead Android Engineer to join on a freelance basis. You will be responsible for leading the design, development, and delivery of the mobile application on Android. This role combines hands-on engineering leadership with solution architecture responsibilities, ensuring scalable, secure, and high-performing mobile solutions. You will lead distributed teams, including offshore engineers, while collaborating closely with Product, Architecture, and Backend teams. The app supports key customer journeys including search and purchase, management, account access, and different experiences. This role plays a critical part in shaping the technical direction and delivering seamless digital customer experiences.

Contract AWS Cloud Architect (SC Cleared) based in London. Responsible for designing end-to-end AWS cloud solutions aligned with security, compliance, and operational requirements; creating high-level and low-level architecture documentation; applying the AWS Well-Architected Framework; defining integration patterns across compute, network, storage, data and applications; leading design workshops; translating business requirements into technical designs; ensuring cloud policies and regulatory controls; collaborating with security, governance, product, and infrastructure teams; developing prototypes and PoCs; and contributing to cloud standards. Start date: 02/04/2026. Contract for 3 months with a daily rate inside IR35.

Lead and manage software development projects using Java, Python, TypeScript, AWS, React JS, and Angular; define project scope, objectives and deliverables; create high-level architecture designs and solution architecture documents; apply architectural principles and patterns and oversee integration and design decisions.

Carry out cutting-edge research to advance the science and technology of machine learning systems. Design methods, tools, and infrastructure to push forward the state of the art in large language models. Collaborate with researchers and cross-functional partners including communicating research plans, progress, and results. Suggest, collect and synthesize requirements and create an effective feature roadmap. Code deliverables in tandem with the engineering team. Publish research results and contribute to research that impacts client's product development.

SC Cleared Software Engineer to support the development of Windows-based applications, with the opportunity to contribute to DevOps activities. Role spans application development and build/deployment environments; based in Hampshire with a minimum of 2 days onsite per week. Duration 6 months. Day rate £700–£720. Inside IR35. Requires strong C# development experience with WinForms/WPF and familiarity with messaging protocols, serial communications, GitLab CI/CD, and Docker.

Senior Software Developer (Consultancy) required for a health programme via a leading consultancy. Rate £400 per day (Inside IR35). Duration 6 months. Location remote (UK based). Focus on Node.js and TypeScript with cloud-native AWS infrastructure (Lambda, S3, ECR, SQS, EC2) and IaC with Terraform, Kubernetes and Docker. Database: DocumentDB. Tools: GitLab, CI/CD. Public sector/GDS experience preferred.

Contract Senior Software Developer in Coventry. Responsible for designing and developing quality Android software solutions, improving processes and tooling, and delivering solutions to established standards. Onsite requirement with PI Planning on 27–28 May; requires Kotlin/Jetpack Compose with MVVM architecture and CI/CD.

SC-cleared Data Engineer to join a high-impact BI platform project. Hybrid role with 2 days onsite in Telford, 6-month contract, paying £50-£55 per hour. Requires HMRC SC clearance, strong SQL and UNIX skills, and experience in data engineering/BI environments.

Data Scientist role focusing on developing industrialised optimisation and machine learning models for an operations decision-support software as part of a full-stack product squad; hybrid work in London; Inside IR35.