168 software contractor jobs found

Senior Software Engineer Europe (Remote) Full‑time contractor role (rolling 12‑month contract).   About TxODDS TXODDS is a premier provider of ultra low-latency, accurate odds data, fast scores, and innovative betting solutions for the global sports betting industry. With offices in London, Chicago, and Belgrade - and team members working worldwide - we deliver cutting-edge technology and data products that power some of the world’s top sportsbooks.   About the Role We’re looking for a Senior Software Engineer to join our Data Acquisition team. This is a key role in building and maintaining the systems that power our real‑time data delivery. You’ll work closely with cross‑functional teams to ensure the accuracy, reliability, and speed of the data we provide to customers. This is a great opportunity for someone with 5+ years of experience who enjoys working in a fast‑moving, highly collaborative engineering...

About the job   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...

Senior Software Engineer Europe (Remote) Full‑time contractor role (rolling 12‑month contract).   About TxODDS TXODDS is a premier provider of ultra low-latency, accurate odds data, fast scores, and innovative betting solutions for the global sports betting industry. With offices in London, Chicago, and Belgrade - and team members working worldwide - we deliver cutting-edge technology and data products that power some of the world’s top sportsbooks.   About the Role We’re looking for a Senior Software Engineer to join our Data Acquisition team. This is a key role in building and maintaining the systems that power our real‑time data delivery. You’ll work closely with cross‑functional teams to ensure the accuracy, reliability, and speed of the data we provide to customers. This is a great opportunity for someone with 5+ years of experience who enjoys working in a fast‑moving, highly collaborative engineering...

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...

We are looking for a Principal Software Engineer in Test to lead and evolve our quality engineering practice across backend services and client applications. This role is hands-on, highly technical, and focused on building robust, scalable test automation for REST and WebSocket APIs, as well as web, mobile, and desktop client UIs. As a principal-level engineer, you will define testing strategy, design automation frameworks, and partner closely with backend, frontend, mobile, and platform teams to ensure quality is built into the system. This is not a manual QA role.   Employment Type This is a full-time independent contractor position. We are not currently hiring for direct employee positions. Location This is a fully remote position. Work where you perform your best.   Key Responsibilities Own the end-to-end test automation strategy, architecture, and integration across backend services and client applications Design,...

We are looking for an experienced Principal Mobile Engineer to drive the architecture, development, and delivery of high-quality and highly-scaled mobile applications. You will be a hands-on coder while leading a team of mobile engineers. As the Principal Engineer, you will be setting technical standards and best practices for mobile development.   Employment Type This is a full-time independent contractor position. We are not currently hiring for direct employee positions. Location This is a fully remote position. Work where you perform your best.   Key Responsibilities Lead and mentor a team of mobile engineers to deliver scalable and reliable applications. Define and implement mobile architecture, coding standards, and CI/CD best practices. Collaborate with product, design, and infrastructure teams to plan and deliver new features. Oversee deployment and management of mobile apps using CI/CD, Artifactory, and cloud...

Who Are We? Xcelirate develops technologically-advanced platforms which are accessed by thousands of users every minute! We are proud to offer a workplace where the sharpest developers come together to strategically plan and swiftly execute practices which see us maintain our existing market dominance and attain global expansion. We owe our success to our customers who have seen us grow across a decade, and our talented team who have made that growth possible!   What are we looking for? We are looking for a Senior Technical Writer who will own and maintain the single source of truth for how the products we build and operate actually work. You will be responsible for a living, authoritative record of how the products behave, how the business uses them, and what really happens when someone presses a button or a workflow runs. You are suitable for the role if you've also held positions such as Systems Analyst or Knowledge Manager. Most of what...

Full job description hiring experienced Python Engineers to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work extending coding benchmarks that reflect real-world development across diverse languages and domains. This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems. Key Responsibilities Develop and validate coding benchmarks in Python by curating issues, solutions, and test suites from real-world repositories Ensure benchmark tasks include comprehensive unit and integration tests for solution verification Maintain consistency and scalability of benchmark task distribution Provide structured feedback on solution quality and clarity Debug, optimize, and document benchmark code for reliability and reproducibility Ideal Qualifications 3–10 years of experience as a backend...

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...

Seeking active open-source contributors with demonstrated experience working on well-known open-source repositories (e.g., significant GitHub contributions). Must-have: Strong ability to author and manage Pull Requests (PRs) , including merging new code into large and complex open-source codebases. Prior experience as a Software Engineer for 3+ years is preferred. Rate: Flexible, starting at $150/hr . Looking for expert-level engineers who can start immediately . We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request. Contract and Payment Terms You will be engaged as an independent contractor. This is a fully remote role that can be completed on your own schedule. Projects can be extended, shortened, or concluded early depending on needs and performance. Your work will not involve...

Contract - SAMPro Project Manager Job description Job Title: SAMPro PM Location: Remote Target Start Date: ASAP Contract duration : 6 months Day Rate: Competitive (Inside IR35) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte. Role Purpose We are looking for a seasoned Subject Matter Expert (SME) PM to lead the end-to-end migration from legacy platforms (SNOW License Manager / Flexera) into ServiceNow SAMPro. This is not a ʺchecklist ʺ PM role; we require a technical project lead who understands the architectural nuances of ServiceNow 's ITSM and the SAMPro modules, the complexities of...

hiring experienced Python Engineers to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work extending coding benchmarks that reflect real-world development across diverse languages and domains. This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems. Key Responsibilities Develop and validate coding benchmarks in Python by curating issues, solutions, and test suites from real-world repositories Ensure benchmark tasks include comprehensive unit and integration tests for solution verification Maintain consistency and scalability of benchmark task distribution Provide structured feedback on solution quality and clarity Debug, optimize, and document benchmark code for reliability and reproducibility Ideal Qualifications 3–10 years of experience as a backend software engineer, ML engineer,...

Full job description 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...

Freelance Module Tutor - Computing   Reference number: JR252909 Location: Remote Contract Type: Freelance Number of roles: 1 Salary: Competitive   We are seeking module tutors with a Computing background to deliver on our online programmes. In this role, you will lead and support the learning of our online students working in close collaboration with our university partner, the University of Essex. Further information on our programmes can be found at https://online.essex.ac.uk/   We are looking for individuals with experience in any of the following subject areas at Level 6 and 7:   Computer Science – some of our modules include: Launch into Computing Secure Software Development in Computer Science Information Retrieval Data Science – some of our modules include: Deciphering Big Data Visualising Data Machine Learning...

Seeking active open-source contributors with demonstrated experience working on well-known open-source repositories (e.g., significant GitHub contributions). Must-have: Strong ability to author and manage Pull Requests (PRs) , including merging new code into large and complex open-source codebases. Prior experience as a Software Engineer for 3+ years is preferred. Rate: Flexible, starting at $150/hr . Looking for expert-level engineers who can start immediately . We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request. Contract and Payment Terms You will be engaged as an independent contractor. This is a fully remote role that can be completed on your own schedule. Projects can be extended, shortened, or concluded early depending on needs and performance. Your work will not involve...

About Us: ISTARI is a strategic cybersecurity advisory company with a bold vision; to curate the defining cybersecurity ecosystem of our time, uniting enterprise, academia, government, and innovators to build collective resilience. At the heart of this mission, ISTARI helps clients achieve lasting organisational cyber resilience by convening and applying world-class talent, expertise, and innovation through a uniquely powerful network, with ISTARI as the central orchestrator. ─────────────────────────────────────────────────────── The Opportunity: We are seeking an entrepreneurial, AI-native developer to join ISTARI as a contract developer and help transform how we deliver our consulting work. You will be the founding technical resource responsible for building a suite of AI-powered internal tools that dramatically improve productivity across our Advisory practice.   This is not a traditional development role. You will be expected to leverage AI coding...

hiring experienced Python Engineers to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work extending coding benchmarks that reflect real-world development across diverse languages and domains. This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems. Key Responsibilities Develop and validate coding benchmarks in Python by curating issues, solutions, and test suites from real-world repositories Ensure benchmark tasks include comprehensive unit and integration tests for solution verification Maintain consistency and scalability of benchmark task distribution Provide structured feedback on solution quality and clarity Debug, optimize, and document benchmark code for reliability and reproducibility Ideal Qualifications 3–10 years of experience as a backend software engineer, ML engineer,...

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...

BI Engineer Day Rate Contractor Do you want to work for a forward-thinking, award winning in-house software development team? Does working in a positive culture matter to you?  You will be part of a great team who love new technologies. We have a fast-growing working environment, where we empower and trust our team to work independently whilst also pulling together to achieve our objectives.  We are a diverse team, flexible as to working patterns, and are an equal opportunity employer; for example, 66% of women are in a senior position within our firm. As a BI Developer you will be involved in the design, development and delivery of full BI solutions using the Microsoft BI stack. You will have strong T-SQL skills and Performance Dashboard development and hold experience of developing and maintaining Data Warehouses. You will also have strong skills in creating SSRS reports and in data visualisation tools such as Power BI. You must have strong experience of...

Freelance Module Tutor - Computing   Reference number: JR252909 Location: Remote Contract Type: Freelance Number of roles: 1 Salary: Competitive   We are seeking module tutors with a Computing background to deliver on our online programmes. In this role, you will lead and support the learning of our online students working in close collaboration with our university partner, the University of Essex. Further information on our programmes can be found at https://online.essex.ac.uk/   We are looking for individuals with experience in any of the following subject areas at Level 6 and 7:   Computer Science – some of our modules include: Launch into Computing Secure Software Development in Computer Science Information Retrieval Data Science – some of our modules include: Deciphering Big Data Visualising Data Machine Learning...