6 software engineer jobs found

Java Software Engineer (contract outside of IR35) About Us   In 2019, the founders were working as engineers solving complex cross-domain problems within government organisations.   TwinStream was formed to bring together their collective expertise and experience into a single business, focused on delivering technical excellence and high-quality service to clients.   Since then, the company has grown to over 100 team members across the UK, with colleagues working both on-site with clients,  hybrid  and remotely from home.     Details:    3-month (rolling) contract outside of IR35 Rate: £500 - £600 per day /    Location: Remote, with potential travel to the Bristol office in the future. Security: BPSS   About the role:    TwinStream software engineers (Java) develop components of a...

Lead DevOps Engineer (Contract, Outside IR35) Contract:  Outside IR35 Start date:  December 2026 Length:  Three months initially, with a chance to extend Location:  Remote first, based within 50 miles of Edinburgh, Newcastle, Leeds, Manchester or London A lot of DevOps contracts drop you into someone else's setup and ask you to keep it running. On this one, you'll decide how it's built. What's in it for you You'll lead the DevOps work from day one, with the authority to make decisions and see them through. You'll join a team that already knows what good looks like, so you won't spend your first month untangling things. Who you'll be doing it for You'll be working for hedgehog lab, a digital product consultancy with 20 years of experience. We're around 100 people, B Corp and Great Place to Work certified, and backed by a growth capital investor. Your clients will be public and private sector organisations going through digital...

  UK Senior Technical Advisor – Fintech Marketplace Platform (3-Month Contract) We are an early stage fintech startup building a cross-border lending marketplace connecting emerging-market financial institutions (seeking foreign-currency funding) with lenders in developed markets. Think of us as connecting Tier 1/2 banks in Africa/Asia with mid Tier lenders in the UK and Europe and China. We are pre-revenue, validating product-market fit with anchor users, and now ready to build the MVP. This is a ground-floor opportunity to shape the technical foundation of a marketplace that could scale to billions in annual deal flow. LOCATION: United Kingdom (Remote, flexible hours) THE ROLE We need an experienced senior technologist to design the core architecture of our marketplace platform and ensure a junior/mid-level UK engineer can execute the MVP independently. You will own six concrete deliverables over 12 weeks:...

Senior Data Engineer (Cloud, Data Integration & Migration) - 3-6 Month Contract Company Description Come join us and make a difference in the world!  NO AGENCIES PLEASE Job Description We are seeking an experienced  Senior Data Engineer for a 3-6 month contract  to join our growing Data Services team. This is a hands-on technical role focused on designing, building, and supporting cloud-based data solutions across AWS and Azure platforms. The successful candidate will have strong experience in data engineering, data integration, ETL/ELT development, data migration, data quality, and cloud-native analytics platforms. They will work closely with technical and business stakeholders to deliver scalable, secure, and high-quality data solutions. CANDIDATES MUST BE ELIGIBLE FOR UK SECURITY CLEARANCE FOR THIS ROLE Key Responsibilities Design, develop and maintain scalable ETL and ELT pipelines. Build...

Help push the limits of today's most advanced AI models.   Are you an experienced technical professional who enjoys solving complex problems and challenging the capabilities of AI systems?   We are looking for specialists in software engineering, systems, machine learning, cybersecurity, hardware, and related technical fields to contribute to an expert-level AI benchmarking project.   About the project Today's AI agents can perform many technical tasks, but they still struggle with complex, real-world problems. In this project, you'll use your expertise to design challenging tasks that AI agents must solve in a Linux terminal. Your work will involve: Designing original, technically challenging problems based on real-world scenarios. Developing automated verifiers to determine whether an AI agent's final result is correct. Anticipating edge cases and ensuring tasks have clear specifications and reliable evaluation criteria....

Agile Delivery Manager (contract outside of IR35) About Us   In 2019, the founders were working as engineers solving complex cross-domain problems within government organisations.   TwinStream was formed to bring together their collective expertise and experience into a single business, focused on delivering technical excellence and high-quality service to clients.   Since then, the company has grown to over 100 team members across the UK, with colleagues working both on-site with clients,  hybrid  and remotely from home.     Details:   3-month (rolling) contract outside of IR35 £500 to £700 per day  Fully remote      About the role   TwinStream is seeking a Delivery Manager who can operate confidently across both project and programme-level delivery. This role blends agile, flow-based delivery practices with...