276 to 300 of 607 Remote Senior Software Engineer Jobs

Software Engineer – Next-Generation Derivatives Risk Platform 📍 Location: London (Hybrid – 1 day/week in office, flexibility for the right candidate) 💰 Day Rate: £850 per day 🧾 IR35: Outside 🗓️ Interview Process: Starts 12th November 2025 🚀 Start Date: 5th January 2026 CV's are not being reviewed until WC 3rd November We’re partnering with a global investment bank to … hire an exceptional Software Engineer to join a flagship team delivering a next-generation, high-performance derivatives risk platform . This is a mission-critical front-office role working on real-time distributed systems with exceptional technical standards. You’ll be part of a high-calibre team solving complex engineering challenges and shaping the future of risk technology … DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform, distributed, scalable real-time environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust More ❯

Software Engineer – Next-Generation Derivatives Risk Platform 📍 Location: London (Hybrid – 1 day/week in office, flexibility for the right candidate) 💰 Day Rate: £850 per day 🧾 IR35: Outside 🗓️ Interview Process: Starts 12th November 2025 🚀 Start Date: 5th January 2026 CV's are not being reviewed until WC 3rd November We’re partnering with a global investment bank to … hire an exceptional Software Engineer to join a flagship team delivering a next-generation, high-performance derivatives risk platform . This is a mission-critical front-office role working on real-time distributed systems with exceptional technical standards. You’ll be part of a high-calibre team solving complex engineering challenges and shaping the future of risk technology … DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform, distributed, scalable real-time environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust More ❯

Software Engineer – Next-Generation Derivatives Risk Platform 📍 Location: London (Hybrid – 1 day/week in office, flexibility for the right candidate) 💰 Day Rate: £850 per day 🧾 IR35: Outside 🗓️ Interview Process: Starts 12th November 2025 🚀 Start Date: 5th January 2026 CV's are not being reviewed until WC 3rd November We’re partnering with a global investment bank to … hire an exceptional Software Engineer to join a flagship team delivering a next-generation, high-performance derivatives risk platform . This is a mission-critical front-office role working on real-time distributed systems with exceptional technical standards. You’ll be part of a high-calibre team solving complex engineering challenges and shaping the future of risk technology … DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform, distributed, scalable real-time environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust More ❯

Senior Product Engineer – Remote First (Occasional travel to London) | £100k + 10% Bonus Are you a software engineer with a product mindset? Do you question what you’re building, challenge assumptions, and focus on solving real user problems? This is the role where your work will make an impact. We are looking for a Senior Product Engineer to join a fast-growing AI and Data scaleup shaping the future of a niche, high-value market in the UK. You’ll work with a team of top engineers to build products that deliver tangible results for users and drive the direction of the business. In this role you will: Collaborate with engineers and product More ❯

Senior Embedded Linux Software Engineer An industry-leading technology developer is seeking a Senior Embedded Linux Software Engineer to join its multi-award-winning R&D team. In this role, you will be responsible for developing high-performance Embedded Linux systems for both new products and enhancements across a global customer base. You will … be working on cutting-edge embedded platforms and contributing to innovation in a fast-paced engineering environment. Key Responsibilities Design, develop, and test device drivers and application-specific software on Embedded Linux systems Debug system-level issues and collaborate closely with cross-functional engineering teams Board bring-up and evaluation of SoC-based hardware platforms Essential Skills & Experience Strong More ❯

Senior Embedded Linux Software Engineer An industry-leading technology developer is seeking a Senior Embedded Linux Software Engineer to join its multi-award-winning R&D team. In this role, you will be responsible for developing high-performance Embedded Linux systems for both new products and enhancements across a global customer base. You will … be working on cutting-edge embedded platforms and contributing to innovation in a fast-paced engineering environment. Key Responsibilities Design, develop, and test device drivers and application-specific software on Embedded Linux systems Debug system-level issues and collaborate closely with cross-functional engineering teams Board bring-up and evaluation of SoC-based hardware platforms Essential Skills & Experience Strong More ❯

Senior Embedded Linux Software Engineer An industry-leading technology developer is seeking a Senior Embedded Linux Software Engineer to join its multi-award-winning R&D team. In this role, you will be responsible for developing high-performance Embedded Linux systems for both new products and enhancements across a global customer base. You will … be working on cutting-edge embedded platforms and contributing to innovation in a fast-paced engineering environment. Key Responsibilities Design, develop, and test device drivers and application-specific software on Embedded Linux systems Debug system-level issues and collaborate closely with cross-functional engineering teams Board bring-up and evaluation of SoC-based hardware platforms Essential Skills & Experience Strong More ❯

Senior Embedded Linux Software Engineer An industry-leading technology developer is seeking a Senior Embedded Linux Software Engineer to join its multi-award-winning R&D team. In this role, you will be responsible for developing high-performance Embedded Linux systems for both new products and enhancements across a global customer base. You will … be working on cutting-edge embedded platforms and contributing to innovation in a fast-paced engineering environment. Key Responsibilities Design, develop, and test device drivers and application-specific software on Embedded Linux systems Debug system-level issues and collaborate closely with cross-functional engineering teams Board bring-up and evaluation of SoC-based hardware platforms Essential Skills & Experience Strong More ❯

Senior Embedded Linux Software Engineer An industry-leading technology developer is seeking a Senior Embedded Linux Software Engineer to join its multi-award-winning R&D team. In this role, you will be responsible for developing high-performance Embedded Linux systems for both new products and enhancements across a global customer base. You will … be working on cutting-edge embedded platforms and contributing to innovation in a fast-paced engineering environment. Key Responsibilities Design, develop, and test device drivers and application-specific software on Embedded Linux systems Debug system-level issues and collaborate closely with cross-functional engineering teams Board bring-up and evaluation of SoC-based hardware platforms Essential Skills & Experience Strong More ❯

Senior Software Engineer Trading Systems | Clean Energy | Remote | 85 + Bonus Ready to use your software skills to power the next generation of clean energy ? This leading Greentech scale-up (backed by 250m+ in funding) is building trading and monitoring systems that optimise how clean energy is traded, stored, and delivered across global markets. Theyre expanding … are open to people within 3 hours of London including Portugal, Poland, Serbia, Romania, Moldova, and beyond. The Tech: Python is the core language, but if youre a strong engineer from another stack, theyll give you 34 weeks to upskill they hire for capability, not just code syntax. What youll be doing Designing automated trading systems for green energy … data pipelines using Kafka & TimescaleDB Creating microservices that connect trading platforms and grid operators Building monitoring dashboards for grid stability and energy storage operations What theyre looking for Strong software fundamentals ideally Python , Rust is a bonus Experience with distributed systems, REST APIs, and microservices Knowledge of Kafka (or similar), PostgreSQL , and time-series data Familiar with Docker, monitoring More ❯

Senior Software Engineer – Trading Systems | Clean Energy | Remote | €85 + Bonus Ready to use your software skills to power the next generation of clean energy ? 🌍 This leading Greentech scale-up (backed by £250m+ in funding) is building trading and monitoring systems that optimise how clean energy is traded, stored, and delivered across global markets. They’re … open to people within ±3 hours of London – including Portugal, Poland, Serbia, Romania, Moldova, and beyond. 💡 The Tech: Python is the core language, but if you’re a strong engineer from another stack, they’ll give you 3–4 weeks to upskill – they hire for capability, not just code syntax. What you’ll be doing Designing automated trading systems … pipelines using Kafka & TimescaleDB Creating microservices that connect trading platforms and grid operators Building monitoring dashboards for grid stability and energy storage operations What they’re looking for Strong software fundamentals — ideally Python , Rust is a bonus Experience with distributed systems, REST APIs, and microservices Knowledge of Kafka (or similar), PostgreSQL , and time-series data Familiar with Docker, monitoring More ❯

our associates to focus on higher-impact work, creating smart, more innovative solutions that solve our customers' most pressing challenges.Red Hat's Global Engineering team is looking for a Senior Software Engineer to join the Agentic and AI Engineering Tools team to increase testing coverage and quality of APIs, tooling, and providers in the upstream Llama Stack … this role, you'll contribute directly to Red Hat's rapidly growing AI/ML family of products and will be responsible for the design, development, and refinement of software that enables the creation and deployment of generative AI models.The ideal candidate will have a proven background in developing and testing robust and scalable Python solutions within an AI … automated tests, maintaining updated code documentation and comments, following security best practices, participating in code reviews and other peer review in upstream projects, and staying up-to-date with software engineering technologies, frameworks, and methodologies. What you will do: Collaborate with Staff Engineers, Engineering, Product Management, and User Experience to define customer needs and use cases. Develop and implement More ❯

Senior Software Engineer Web Fully Remote (UK) Founding Engineer TypeScript Next.js React Tailwind Shadcn GCP Prisma An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Web & Frontend) with deep experience in Typescript, React and Product development. Role Information: Salary : Up to 100,000 (DOE) + Equity Location : Fully … where youll craft exceptional UIs, architect APIs, and work across infrastructure ideal for someone who thrives in startup environments, enjoys ownership, and wants to build in the agentic age. Senior Product Engineer - Highlights: Build and maintain full-stack features using TypeScript, Next.js, and React Design APIs and backend services with Prisma, Postgres, Redis, and GCP Implement responsive, accessible More ❯

Senior Software Engineer Web Fully Remote (UK) Founding Engineer TypeScript Next.js React Tailwind Shadcn GCP Prisma An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Web & Frontend) with deep experience in Typescript, React and Product development. Role Information: Salary : Up to £100,000 (DOE) + Equity Location … you ll craft exceptional UIs, architect APIs, and work across infrastructure ideal for someone who thrives in startup environments, enjoys ownership, and wants to build in the agentic age. Senior Product Engineer - Highlights: Build and maintain full-stack features using TypeScript, Next.js, and React Design APIs and backend services with Prisma, Postgres, Redis, and GCP Implement responsive, accessible More ❯

Senior Software Engineer (C#/.NET) 📍 Remote-first (UK) | 💰 Up to £100k + benefits | 🕓 Permanent We’re supporting a fast-growing fintech fx platform that builds institutional-grade trading and risk-management systems used by global corporates and investment managers. Their engineering teams are scaling out the core trading backbone , a .NET-based microservices environment powering billions … join a small, high-impact engineering group responsible for modernising and extending their event-driven trading architecture - working across 40+ services, solving complex asynchronous communication challenges, and driving clean software design. What you’ll do Design and build distributed microservices in C#/.NET Core Contribute to architecture and design decisions around messaging, scaling, and reliability Develop across the … .NET Core | SQL Server | RabbitMQ/Azure Service Bus | React | Azure + AWS | DDD | Microservices | Async/Multithreading What they’re looking for 5+ years in C#/.NET software engineering Experience with asynchronous, event-driven microservice architectures Confident with queues, concurrency, and threading concepts SQL Server expertise Cloud exposure (Azure or AWS) Understanding of modern engineering principles (testing More ❯

Senior Software Engineer (C#/.NET) Remote-first (UK) Up to £100k + benefits Permanent We re supporting a fast-growing fintech fx platform that builds institutional-grade trading and risk-management systems used by global corporates and investment managers. Their engineering teams are scaling out the core trading backbone , a .NET-based microservices environment powering … join a small, high-impact engineering group responsible for modernising and extending their event-driven trading architecture - working across 40+ services, solving complex asynchronous communication challenges, and driving clean software design. What you ll do Design and build distributed microservices in C#/.NET Core Contribute to architecture and design decisions around messaging, scaling, and reliability Develop across the … .NET Core SQL Server RabbitMQ/Azure Service Bus React Azure + AWS DDD Microservices Async/Multithreading What they re looking for 5+ years in C#/.NET software engineering Experience with asynchronous, event-driven microservice architectures Confident with queues, concurrency, and threading concepts SQL Server expertise Cloud exposure (Azure or AWS) Understanding of modern engineering principles (testing More ❯

have been turning down headhunters for years. Whatever your priorities - work/life balance, career progression, sustainability, volunteering - you'll find like-minded people driving change at Howden. Role : Senior Software Engineer. Team : Web Development. Location : Remote first; with fortnightly to monthly face-to-face in Gloucester. Tech : Blazor, C#, Azure, ADO, HTML, CSS. Moq, NUnit, bUnit, Automapper … of clients across a wide range of product offerings and our development team work on solutions that innovate and put the users' needs at the forefront. Role As a Senior Software Engineer at Howden, you will join one of our agile teams. You will harness the capabilities of Microsoft Azure, Blazor and C# to develop our front … skills. You will influence and encourage best practice. Our environment promotes cross-team learning and collaboration, ensuring you have opportunities to share knowledge and grow alongside your peers.As a senior you will be comfortable and committed to coaching and mentoring less experienced colleagues to help them progress towards senior. You will help drive up standards and quality as well More ❯

Software Engineer London/Hybrid | Perm Role £80,000 - £100,000 Harrington Starr has partnered with a fast-growing fintech that’s transforming how businesses manage foreign exchange and treasury operations. Their technology enables clients to access institutional-grade execution, automate manual workflows, and gain greater transparency across their financial processes. Handling billions in transactions each year, they … continue to expand their product offering and deliver cutting-edge solutions that help clients manage risk more effectively. The Role This is an excellent opportunity for an experienced Software Engineer — ideally with a background in financial technology or FX — to join a high-performing engineering team within a scaling fintech. You’ll be instrumental in developing and enhancing … the company’s core trading and treasury systems, building new features, improving performance, and driving integration across their technology stack. Key Responsibilities Develop and maintain software across the full stack Contribute to architecture and design decisions Support, optimise, and maintain production code Research and integrate new technologies Foster a culture of engineering excellence and continuous improvement Key Requirements 5+ More ❯

Senior+ Software Engineer - Python | FastAPI | AWS 💵 £90,000-120,000 + Bonus and Stock 📦 Flexible benefits | 90 day work-from-anywhere perk 💻 Python, FastAPI, gRPC, PostgreSQL, DynamoDB, AWS 📍 Remote first or hybrid (London) InsurTech | high traffic, scalable, event-driven, microservices development We’ve partnered with one of the UK’s most exciting scale-ups in the Insuretech space … over the past few years. Following a successful profitability push, they’re now entering a growth phase and expanding their product offering. As a Lead/Senior+ Software Engineer you'll help drive technical direction and architecture within a product-led squad environment, rotating across business domains. This is an opportunity to gain exposure to cloud-native architecture … across rotating product squads with full domain exposure ✅ Deploying and owning your code in production (AWS EKS) ✅ Collaborating with other product and engineering leads to solve complex problems Senior+ Software Engineer - Python | FastAPI | AWS More ❯

Senior Software Engineer Full Stack - Ruby on Rails, React Up to £85k Fully Remote - must be UK based A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global user base are searching for a Senior Fullstack Engineer. As part of a cross-functional Product Team , you'll work closely More ❯

Senior Software Engineer Full Stack - Ruby on Rails, React Up to £85k DOE. Fully Remote - must be UK based A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global user base are searching for a Senior Fullstack Engineer. As part of a cross-functional Product Team , you'll work More ❯

Senior Software Engineer Hybrid/Remote working flexibility. Offices based in Bournemouth, Dorset. OOP, PHP, LAMP, MVC Symfony, HTML, CSS, JavaScript/TypeScript Salary circa £60,000 - £65,000 plus benefits including remote working, pension scheme, private medical cover My client are at the forefront of delivering technology to the transport sector which helps people connect within More ❯

and lower costs. With Bezos.ai, SMEs can efficiently scale their businesses both locally and globally-a smarter approach to logistics. The Role We are looking for a hands-on Senior Software Engineer to become a cornerstone of our engineering team. Reporting directly to the Head of Engineering, you will play a pivotal role in designing, building, and … pair programming, and design discussions. Lead by example in writing clean, simple, maintainable, and well tested production code. About You You have 2+ years of experience working in a senior software engineering role in a startup environment. You possess strong backend fundamentals and deep commercial experience with Go. You have extensive experience with AWS, event driven architecture and More ❯

Senior Embedded Software Engineer Hybrid/Onsite to Birmingham TAE Power Solutions. The Next Paradigm Shift: Accelerated. The future is electric, but only if its better for businesses, consumers, and the planet. We bring electrification to the next level, to enable and sustain a cleaner planet. At TAE Power Solutions, we design power management systems that use … we develop a clean energy ecosystem of proprietary technology designed to go faster, perform stronger, travel farther, and last longer. About the Role: As a member of the Embedded Software team within TAE Power Solutions, you will be working on a range of demonstrator and production projects, developing software for embedded systems in automotive applications. You will be … involved in all stages of the software development process, and liaise directly with customers, suppliers, and other engineering teams. Essential Duties & Responsibilities: Provide technical delivery and leadership of embedded software activities Creation and management of software requirements Architectural design of the software Development and testing of embedded C code Integration of application and base software More ❯

Senior Front-End Software Engineer (React/TypeScript) Location: Remote (1 day per month in Oxford, UK) Type: Permanent | SaaS | Global Tech Company Are you passionate about building exceptional, scalable front-end applications? Our client — a leading SaaS company based near Oxford — is expanding and looking for a Senior Front-End Software Engineer to … and continuous improvement (Optionally) take on a technical lead role , mentoring others and influencing best practices ✅ What You’ll Bring 5+ years of experience building production-grade front-end software with React.js and TypeScript Strong skills in HTML5 , CSS3 , and RESTful APIs Experience with unit and integration testing Background in SaaS product development 💡 Nice-to-Have Skills Leadership or More ❯