35 software engineer jobs found

We are seeking a Backend Java Software Engineer to join our team on a contractual basis. This role heavily focuses on Java, Backend, iGaming Operator Integrations.   This is 1 year extendable contract and applicants must operate through a fully registered limited company to be considered for this role. The role is fully remote, with occasional travel required to our headquarters in Málaga, Spain   What You’ll Do Design, develop and maintain scalable, resilient backend services using Java (17+) and Spring Boot, with a strong focus on quality and a zero-defect mindset. Build and evolve integrations between our iGaming platform and operators, aggregators and other external partners. Design and implement robust REST APIs, asynchronous integrations and event-driven services supporting high-volume, real-time gaming transactions. Develop and maintain common platform capabilities supporting operator integration,...

About the job   About Surge AI Surge AI partners with the world's leading AI labs to build the benchmarks and RL environments that train and evaluate frontier models. Most benchmarks cut corners because expert humans are expensive. Our model is the opposite: we pay experts enough that we don't have to.   Position: Senior Software Engineer (Agentic Coding RL Environments) Type: Contract Compensation: $100–150+/hour ($200–300k+/year). Rates scale with your experience, and many go past the top of that range. Location: Fully remote, any time zone   Role Responsibilities •Build coding RL environments and benchmarks that test how agents perform on realistic software engineering tasks •Design tasks based on real engineering work •Review and red-team model output to surface meaningful failures •Write the tests, rubrics, and success criteria that separate good work from slop •Give...

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems.   Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who specialize in software engineering, logical reasoning, STEM, multilinguality, multimodality, and agents; and second, by applying that expertise to help enterprises transform AI from proof of concept into proprietary intelligence with systems that perform reliably, deliver measurable impact, and drive lasting results on the P&L.   Project Overview: As a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating closely with researchers. This includes curating code examples, providing precise...

AI Engineer - Demand Generation (Contract) 6 months Outside IR35 Contract - Must work from the UK Alto Software Group is a B2B SaaS company that powers more than half of all UK housing transactions each year. We create software solutions that connect businesses and consumers, delivering a one-stop shop for estate agents and home builders. Our goal is to drive efficiency, speed up transactions, reduce risk, and improve the end-customer experience. While we're not a start-up, we have a start-up mindset and want our people to operate with this mindset so that we can achieve our ambitions. We are looking for a contract AI Engineer to build the AI-powered automations that drive demand generation at Alto Software Group. You'll work directly with the Head of AI Operations and Marketing to take a backlog of demand gen automation ideas from design through to production. What You'll Do Build and maintain AI-enabled automation pipelines (n8n, Zapier/Make, direct LLM APIs) that...

Skills & Experience Job roles: AI Engineer Experience level: Mid, Senior Core skills considered: Artificial Intelligence, Python, APIs, Cloud Computing, Docker Other skills considered: Kubernetes, Terraform, CI/CD, Data Pipelines Logistics Base salary: Undisclosed Employment type: Freelance/Contract Remote working: Remote Work from: Within Europe Visa sponsorship: Not available Job Description You 9ll design, build, and integrate advanced AI models into real software systems. This role sits at the intersection of software engineering, data science, and MLOps, turning research into robust, scalable, production-ready AI services. Core Responsibilities Model Engineering Build functional AI services from architectural designs Orchestrate data ingestion, inference flows, and output pipelines Optimise...

Senior QA Engineer (Contract) – USA Tech Team     Contract Details Contract Length: Initial 12-month contract IR35 Status: Outside IR35 Location: Hybrid / Remote (UK)   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 help ensure quality is built into every stage of delivery, working alongside engineers, Product Managers and Designers to deliver reliable, high-performing digital experiences within a collaborative, agile environment.     Overall Ambition Help deliver exceptional digital experiences for Nando's customers across the USA by embedding quality throughout every stage of software delivery. You'll join a fast-moving engineering team, ensuring quality is considered from discovery through to production by combining thoughtful test strategy, intelligent automation...

Are you a coding expert fluent in Python eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of scientific discovery. With high‑quality training data, tomorrow's AI can democratize world‑class education, keep pace with cutting‑edge research, and streamline software development for engineers everywhere. That training data begins with you—we need your expertise to help power the next generation of AI. We're looking for Python coding specialists who live and breathe algorithms, data structures, software architecture, frontend and backend development, cloud infrastructure, and systems programming—and who can do so fluently using Python. You'll challenge advanced language models on topics like asynchronous programming, RESTful API integration, memory management, object-oriented design, secure coding practices, and debugging distributed systems—documenting every failure mode so we can harden model...

Job Description This is a remote, project-based role for software engineers with 1–3 years of professional experience. You will complete tasks spanning software development, debugging, code review, and technical implementation across a variety of stacks and applications. Work is over the next 2–3 weeks, asynchronous, and assigned on a project-by-project basis, with an expected commitment of 10–20 hours per week for the projects you accept. This position offers exceptional pay, exposure to real-world engineering problems, and a strong addition to your professional portfolio. Why Apply Flexible Time Commitment – Work on your schedule while tackling meaningful engineering challenges Startup Exposure – Work directly with an early-stage Y Combinator-backed company, gaining hands-on experience that sets you apart Portfolio Building – Gain experience solving complex, real-world software engineering problems across...

Are you a coding expert fluent in Python eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of scientific discovery. With high‑quality training data, tomorrow's AI can democratize world‑class education, keep pace with cutting‑edge research, and streamline software development for engineers everywhere. That training data begins with you—we need your expertise to help power the next generation of AI. We're looking for Python coding specialists who live and breathe algorithms, data structures, software architecture, frontend and backend development, cloud infrastructure, and systems programming—and who can do so fluently using Python. You'll challenge advanced language models on topics like asynchronous programming, RESTful API integration, memory management, object-oriented design, secure coding practices, and debugging distributed systems—documenting every failure mode so we can harden model...

Location: Remote EU Department : Engineering/Data Employment Type: Contract (B2B) About YLD: Everything we do is to empower our clients to move forward. Our purpose is to help our clients develop the capabilities they need to outperform their competitors. Our success is a consequence of ensuring our clients are successful. Our company is built on extraordinary people; we aim to attract, inspire, develop and retain them. YLD is a software engineering and design consultancy; we create digital capabilities for our clients that last beyond our engagement. We have offices in London, Lisbon, Porto. About the role: As a Data Scientist, you will take responsibility for data, insights, and models that help our clients grow quickly. You’ll have Machine Learning Engineering experience and use this to build data capabilities that integrate well with software products. You'll work closely with the clients' cross-functional innovation team to build new and novel products....

Are you a coding expert fluent in Python eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of scientific discovery. With high‑quality training data, tomorrow's AI can democratize world‑class education, keep pace with cutting‑edge research, and streamline software development for engineers everywhere. That training data begins with you—we need your expertise to help power the next generation of AI. We're looking for Python coding specialists who live and breathe algorithms, data structures, software architecture, frontend and backend development, cloud infrastructure, and systems programming—and who can do so fluently using Python. You'll challenge advanced language models on topics like asynchronous programming, RESTful API integration, memory management, object-oriented design, secure coding practices, and debugging distributed systems—documenting every failure mode so we can harden model...

Mindrift is looking for highly skilled Web Scraping specialists to join the Tendem project (https://tendem.ai/) and drive specialized data scraping workflows for real-world use cases. Mindrift is looking for highly skilled Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows for real-world applications. In this role, you 'll apply your expertise in web scraping, data extraction, and data processing to deliver accurate, reliable, and high-quality results. This part-time remote opportunity is ideal for technical professionals with hands-on experience in web scraping, data extraction, and processing.   What We Do The Mindrift platform connects specialists with innovative technology projects. Our mission is to help develop high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts.   About the Role This is a freelance role for...

Location: Remote Europe, ideally UK / Greece Job Type: Freelance agreement: 2 days per week initially, reducing to approximately 1 day per week once the core analytics system is established. Reports to: CEO About Krotos   Krotos builds creative audio software used by sound designers, filmmakers, video editors and content creators worldwide. Our products have been used on major productions including Game of Thrones , Avengers and The Lord of the Rings . We are now building the next generation of AI-powered sound creation tools while growing our subscription and enterprise businesses. We have plenty of data. Our challenge is turning it into clear, reliable commercial decisions. That is where you come in.   Your Mission   Give Krotos one reliable commercial truth, explain why the numbers move, and identify where we should focus to grow recurring revenue.   This is not primarily a dashboard or reporting role....

Senior Python Engineer (Agentic AI) | UK | Contract | Outside IR35 Start date: 1st September (7th September at the very latest). Please only apply if you can start by the 7th. A short, high-ownership contract building a production agentic AI product for a name that matters in cyber security. The role You'll help build an AI-powered MCP server for a well-established cyber security organisation. You'll own a self-contained area of the build end to end, working in Python across FastAPI, Django or Flask, integrating LLMs to make the client's frameworks accessible through an agentic interface. The work runs as a prioritised backlog, refined with the client each week, so priorities shift as things progress. You'll pick up your area, run with it, and keep the team in the loop. What's in it for you A genuine agentic AI build headed for production, not a proof of concept Real ownership of your own area. You'll make the technical calls, not close...

Senior Full Stack Engineer (React / TypeScript) - Contract Senior Full Stack Engineer (React / TypeScript) - Contract Start date: early September A short, high-ownership contract for a senior engineer who wants to build across the stack and own their part of it. The role You'll build across the stack in TypeScript with React on the front, owning a self-contained area of the build end to end. You'll make the technical calls on your area, work at pace alongside the wider team, and keep everyone in the loop as things move. What's in it for you Full ownership of your own area, not tickets on someone else's design A modern React and TypeScript stack, front to back A focused engagement with a clear delivery date Remote-first, with office space available when it helps Essential experience You'll need all of these to hit the ground running: Strong commercial TypeScript, front and back Deep React...

Mindrift is looking for highly skilled Vibecode specialists to join the Tendem project (https://tendem.ai/) and drive specialized data scraping workflows for real-world use cases. Mindrift is looking for highly skilled Senior Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows for real-world applications. In this role, you 'll apply your expertise in web scraping, data extraction, and data processing to deliver accurate, reliable, and high-quality results. This part-time remote opportunity is ideal for technical professionals with hands-on experience in web scraping, data extraction and processing.   What We Do The Mindrift platform connects specialists with innovative technology projects. Our mission is to help develop high-quality AI technologies by combining real-world expertise from professionals across the globe with advanced AI development efforts.   About the Role This is a freelance role for a...

Senior Front-End React Developer At Bridebook, we're digitising the wedding industry! Join us in transforming the wedding planning experience for engaged couples around the world. Full-time Contractor · Remote · Competitive Day Rate Who is Bridebook anyway? Bridebook is a revolutionary wedding planning platform that seeks to make wedding planning an enjoyable, intuitive, and rewarding experience for couples, guests, and industry partners. Launched in the UK, Bridebook has over 1,000,000 planning couples and has been featured in major outlets such as the New York Times, the BBC, and the App Store. After seven years and many iterations later, we have 2 in 3 engaged UK couples and 1 in 3 engaged German couples using Bridebook, and have recently expanded into the French and Irish markets. While we serve a very emotional and creative industry, we are disrupting the wedding industry by leveraging cutting-edge technology to provide seamless and...

Description: As a Senior Test Engineer, (SDET), you will be a hands-on Playwright/Cumcumber coding expert with the primary responsibility for writing, debugging and refactoring test code for end-to-end testing using HRA's best practices and preferred automation toolset. You will operate in a time-constrained delivery model where release dates are fixed but scope may vary, taking accountability for ensuring that quality risk is actively managed, clearly communicated and appropriately mitigated.   The role is responsible for the planning and coordination of their own test automation activities, and also for owning and evolving the automation-first quality strategy, enabling fast-paced, continuously changing delivery while maintaining confidence in national live services. The Senior Test Engineer will ensure that all products delivered both internally and by suppliers, including significant update releases and routine fixes, are thoroughly tested, and accepted before...

Why voize? Because we’re more than just a job! At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people .   Your Mission As a Freelance Senior Backend Engineer for our German Market squad , you’ll ensure that data flows smoothly between our products and our partners' software solutions. You'll build and maintain the integrations that connect the voize with senior care and hospital software platforms. We are open for you to be based remotely across Germany, France or the UK.   Your Daily Business – No two days are alike Shape the future of our integrations – Develop interfaces that seamlessly connect voize with systems in the care and medical sector Build future-proof solutions – Develop a scalable API, set industry standards, and work closely with...

Why voize? Because we’re more than just a job! At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people .   Your Mission As a Freelance Senior Backend Engineer for our German Market squad , you’ll ensure that data flows smoothly between our products and our partners' software solutions. You'll build and maintain the integrations that connect the voize with senior care and hospital software platforms. We are open for you to be based remotely across Germany, France or the UK.   Your Daily Business – No two days are alike Shape the future of our integrations – Develop interfaces that seamlessly connect voize with systems in the care and medical sector Build future-proof solutions – Develop a scalable API, set industry standards, and work closely...