Contract software engineer jobs in Remote

You will help reduce Firefox’s WebCompat bug backlog by finishing or verifying the diagnosis of the long tail of site-breakage bugs, and by writing interventions or simple fixes (often with AI assistance). You turn a large queue of reported breakages into diagnosed, actionable...

 ...release channel. Fix triaged and prioritized issues. Required qualifications Strong C++. Substantial experience in a browser-engine codebase, ideally Firefox/Gecko. Substantial experience in databases. Familiarity with web standards and Web Platform Tests.... 

 ...Gecko, measured by passed test cases, allowing the team’s senior engineers to focus on security, performance and strategic projects....  ...write automated tests. - Proficiency in and experience developing software in C++. - Strong debugging skills in a mature larget codebase. -... 

 ...equivalent professional experience Demonstrated expertise in Software Engineering How long hiring takes Across the platforms we work with...  ...Why this role At $100/hr, this Technical Lead / Senior Contract Engineer Expert position compensates Software Engineering expertise... 

 ...commercial experience as a Senior Full Stack Engineer or in a similar senior engineering role...  ...scalable, resilient, and maintainable software systems Solid understanding of modern...  ...UK-based project. This is a fully remote contract role open to UK-based candidates, paying... 

 ...We are hiring skilled software engineers with strong full-stack experience. The ideal candidate is comfortable architecting and working across multi-file codebases, structuring realistic development environments, and building reproducible setups supported by clear documentation... 

 ...domains such as finance, healthcare, STEM engineering, and more. micro1 transforms that real-...  ...layer for frontier AI. Full-Stack Software Engineer Location: Global, fully remote...  ...failures involving application state, API contracts, authentication, persistence, networking... 

 ...Senior Software Engineer, Backend (Identity International) Remote UK Apply At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. Affirm’s Identity team... 

 ...Salary: £70,000 - 75,000 per year Requirements: Experience as a hands-on senior full-stack engineer or developer Skills in C#, the .NET platform, Python, Azure PaaS (including Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, and ARM/Bicep templates),... 

 ...matter knowledge across domains such as finance, healthcare, STEM engineering, and more. micro1 transforms that real-world expertise into...  ...projects. Demonstrated success in identifying and resolving software bugs and system bottlenecks. Experience with codebase refactoring... 

 ...including account takeover, identity spoofing, data leakage, and other high-impact threats. About The Role We are looking for a Software Engineer to help build and evolve our platform as it scales to meet expanding product requirements. This role blends hands-on backend systems... 

 ...and accessibility. We’re a fully remote, distributed team of engineers, designers, researchers, and product builders from world-class...  ...and love solving real user problems. Role Overview As a Software Engineer on the macOS team , you’ll help build and scale Speechify... 

 ...setting – Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and...  ...the QA team An Ideal Candidate Should Have ~5+ years of software engineering experience ~ Familiarity with Android components... 

 ...seems to be working: we’re #1 in our category, profitable, and have hockey-stick growth. With that growth comes the need for a Software Engineer, Platform to join our newly formed Platform team and help us scale our infrastructure, optimize the performance of key product... 

 ...position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer (Laravel | Next. js | PostgreSQL) based in United Kingdom. Join an established engineering team responsible for developing and... 

You'll join the TDI Engineering Platforms and Practice group as a Senior Software Engineer. The group defines, builds and enforces software delivery standards across the organisation. You'll work alongside an established team of engineers to build tooling that helps hundreds... 

 ...looking for that role that will allow you to make a real impact. This is your opportunity to join a global leader as a Senior Software Engineer in Test and not just keep up with market growth, but lead the way while fostering a lasting cultural shift. The tech stack you... 

 ...setting – Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and...  ...similar), and a dedication to building accessible and inclusive software. ~ Excellent software engineering fundamentals: OOP, design... 

 ...Analyze GitHub issues and evaluate LLM performance on real-world code. Job Title: Senior Software Engineer – LLM Evaluation & Repository Validation About the projects: we are building LLM evaluation and training datasets to train LLM to work on realistic software... 

 ...with systems that perform reliably, deliver measurable impact, and drive lasting results on the P&L Role Overview As a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating... 

 ...About the Role We are looking for software engineers to validate real-world repositories used to evaluate large language models. You will triage issues, set up reproducible environments, assess test quality, and check how well models fix real bugs. Key Responsibilities... 

 ...Pay: $120/hour Commitment: Hourly, ~40 h/week Field: Software Engineering Mercor is hiring Senior Software Engineers to work on a project with a leading AI research lab. You'll apply your open-source engineering experience to real software engineering work. You... 

 ...accounts. Our global team is a diverse group of experienced engineers, traders, and brokerage professionals who are working to achieve...  ...impact, we encourage you to apply. Your Role As a senior software engineer, you will help build and scale the systems and services... 

 ...Contract | Remote, worldwide | $100-$200/hour depending on experience and location | 10-20 hrs/week Please note that eligibility may...  ...video for more details: We’re looking for highly experienced software engineer (SR+) to help evaluate the quality of interactions with modern... 

 ...evident in our world-class customer base. Now we need your help. Ready to make a difference in the world? Job Summary The Sr. Software Engineer (FE) will lead the development of scalable, high-performance frontend architectures. You will drive engineering excellence... 

 ...Learn more at DailyPay's Press Center. The Role As a Placement Engineering Student, you will join the leader in the on-demand pay industry...  ...your knowledge of data structures and algorithms to real-world software design challenges within a fast-paced environment. - Adopt Best... 

 ...Imagine your next engineering role being good for your career and good for the planet. Well, you'll get exactly that here! You'll be joining...  ...just wants “AI” on their CV. They’re looking for a strong software engineer who can take a messy problem, figure out the right... 

Rusty hands, sounds bad right? Maybe you want to get your hands dirty with Rust.  The Rust programming language is exciting, it provides security, scalability and suitability for building heavy applications. If you have used Rust you know this, and I'm sure you are keen to...

 ...most valuable for advanced model performance. Our pipeline performance system ensures both quality and velocity. Role Title: Software Engineer (GitHub Contributor) Role Type: Contractor Location: Anywhere in the world, remote Opportunity Snapshot Pay: $50–100/... 

 ...range product, so experience creating products and features from scratch is a necessity. Day to day, you'll be solving challenging engineering problems, experimenting with new ideas, and striving to find the best technical solutions to ensure scalable and maintainable...