Senior Full Stack Engineer Contractor- Contract until 31st August 2026 Description Who are OnCommerce?   OnCommerce is a global selling platform that powers a growing network of retail channels, including: OnBuy - The only marketplace in the world to give customers instant Cashback on everything easyShop - An all-new marketplace created in collaboration with the easy® family of brands Comet - The iconic UK tech brand making its return later this year   OnCommerce is growing fast, launching new brands and scaling to power the future of ecommerce.   Be Part of the Story OnCommerce is constantly evolving. Everyone here plays a hands-on role in shaping what comes next, building brands that make an impact across global markets. There’s no red tape or rigid corporate structure; just smart people taking ownership and figuring things out as we build something big together. The pace is fast, priorities shift,...

Senior Front End Engineer (Contract) – USA Tech Team     Contract Details Contract Length: Initial 12-month contract IR35 Status: Outside IR35 Location: Hybrid / Remote (UK) Day Rate: Competitive Start Date: ASAP     This is an opportunity to join Nando's USA Technology team on a long-term contract, helping build and scale the digital products that support our expansion across the USA. You'll work with a modern technology stack, solving complex engineering challenges and delivering high-quality customer-facing applications within a collaborative, agile environment.     Overall Ambition Help deliver exceptional digital experiences for Nando's customers across the USA by building modern, scalable and high-performing frontend applications using a contemporary technology stack.   You'll join a fast-moving engineering team delivering products that directly impact...

Contract Type Day Rate Contractor Closing Date 28 August, 2026 Job Category Tech, Data and Digital Business Unit Systems and Infrastructure (UKT) Location London, United Kingdom Posted on 17 July, 2026 The opportunity  Business Analyst (Payments - 6 month day rate contractor) At Handelsbanken UK, we are about to embark on an a programme of rationalisation and modernisation of our payments technologies. This includes the replacement of our legacy platform with a brand new payments engine.    We are looking for a highly proficient Business Analyst on a 6 month day rate contractor basis to work specifically within our payments area and alongside Product Owners, as part of a multi-disciplinary, agile, payments modernisation team.    As the successful candidate, you will be an experienced Business Analyst, possessing experience in working on payments projects within a banking environment. You will be familiar with...

Senior Software Engineer - AI Interaction Evaluator (Codex / Claude Code, up to $200/hr) We’re looking for highly experienced software engineer (SR+) to help evaluate the quality of interactions with modern coding agents such as OpenAI Codex and Claude Code. This is not a traditional engineering role. You won’t be writing production code. You’ll be evaluating something harder: whether the model thinks like a great engineer.   What This Role Actually Is You will assess how AI coding agents behave in real-world scenarios — focusing on: Whether the response makes sense Whether the preamble and reasoning are useful Whether the output reflects strong engineering judgment Whether the interaction feels right to an experienced developer This role is about engineering taste — not syntax correctness.   What You’ll Be Doing Evaluate AI-generated...