1 to 25 of 165 Permanent Senior Software Engineer Jobs in London

Senior Software Engineer - C# - Investment Management - £250k total comp OFS are partnered with a Quantitative Investment Manager who focus on using scientific research and analysis to developer best in market investment strategies. They are looking for a C# focused Software Engineer to join their Post more »

heart of London. As they continue to transform their clients businesses through the power of data, they're on the lookout for a dynamic Senior Software Engineer to join their passionate team. Primary Responsibilities: 🛠️ Design, Develop, and Maintain : Utilise your expertise in Node.js, PostgreSQL, Kafka, and Redis … digital transformation and the availability of data, this role offers a unique opportunity to make a tangible difference in the world. As a Lead Software Engineer, you'll play a pivotal role in shaping a game-changing product that is poised to revolutionise the way we approach environmental more »

Senior Software Engineer (.Net/Angular) A leading fin-tech company are looking for a Senior Full Stack Engineer to join their team. The role: Working on solutions for regulatory and payments Assisting the line manager, helping with management responsibilities Designing technical solutions to software applications Code and unit test new and existing software applications Requirements: Strong .Net expereince Expereince with Angular Experience in the banking sector Unit Testing experience Benefits: Life assurance Income protection Private medical insurance Increased pension contributions Many more! 💸Salary: Up to £78k 📍Location: London based, hybrid working 💻.Net more »

Job: Senior Software Engineer Location: London, UK Job Type: Contract Inside IR35 Job Description Responsibilities • Co-lead the team alongside India based senior developer • Actively do software development while leading the team; and remain overall accountable for the delivery • Manage the tech mandatory initiatives and … planning • Mentor the junior members of the team; elevate the team profile Must have skills: • Ideally, 10 plus years’ experience; previously held a similar senior developer role • strong coding skills are a must – database Oracle 19c, SQL, .NET web component, API integration • hands-on development experience using GitLab, CI more »

Senior Full Stack Software Engineer - Up to £90k - Hybrid - London Office We are working with an organisation in the financial services industry who are looking to grow out their development team. The role will be instrumental in delivering high quality code from end to end. The role more »

Senior JavaScript Developer | £75K | Bristol/London | B-Corp SaaS Join an exciting Scale up as Head of Engineering. They are looking to push their product to the next level, and have someone join who wants to join in on the journey with this amazing B-Corp. This role more »

Senior Software Engineer (Go, Rust, Python, Scala, C++) - £80k - £120k + Equity Stott and May have partnered with an incredibly exciting FinTech startup who are leading the battle to reduce scams and financial crime. Their mission is to rearchitect payments infrastructure to give consumers unrivalled access and … and have a very healthy runway with an exciting future. You'll be joining an early-stage startup as employee number 6 and engineer number 2. You'll be working with a high level of autonomy and ability to make an impact, with a focus on developing robust, fault … tolerant and large-scale distributed systems. The team are ideally looking for a backend leaning engineer with experience across Golang/Scala/Java/Rust/C++/Python. Whilst this is backend focused role, any experience working with TypeScript and React/Angular/Vue will be more »

Senior Software Engineer | FinTech | Hybrid London | up to £110,000 + Bonus + Equity Albert Bow looking for are looking for Tech Lead/Senior Software Engineers in London to join an innovative company that use AI to analyse data within private equity. This is more »

Senior Software Engineer – FinTech – London – C++ - 100k One of the UK’s leading FinTech’s based in London are an award-winning historical data and analytics company that solve some of the most complex and challenging problems in big data and financial markets. They are looking for … Senior C++ Software Developer to join their growing and talented team. They work with vast amounts of data to offer their clients the insight they need to understand how markets behave and make more informed decisions. You will be working across the end-to-end data lifecycle becoming more »

Market leading wearables technology company that is currently going through series B has an opportunity for a Senior Embedded Software Engineer to work with them on a next generation of wearable and IOT devices to be used for outside activities. The client are looking for an Embedded … C Engineer that has experience with C++ and wireless technologies. Any experience with RF Transceivers (BLE, UWB, ISM, ZigBee, WIFI, etc) or Networking (OSI models – down to layers 1,2, TCP/IP sockets) is useful as you will be designing, developing, and testing embedded software systems via … Please apply with an up to date CV for more information. The client can consider both junior and more experienced applicants for either a senior of mid-level role. more »

Senior Software Engineer - Python (one day a week the central London office) This role is a unique opportunity to combine technical challenges with creativity in a collaborative, high-standard work environment. By joining this team, you’ll not only be part of a creative and open work … sports analytics. If you’re a detail-oriented innovator and team player, we’re excited to hear from you. Responsibilities for the role of Senior Software Engineer will include: Design, develop, and maintain scalable web applications and services using Python, along with frameworks like Django, Tornado or … Flask. Integrate applications with cloud-based services, utilising Docker for deployment and orchestration. Employ Agile methodologies to ensure the adoption of best practices in software development, including CI/CD pipelines using tools such as GitHub Actions or Jenkins As the selected Senior Software Engineer, your more »

Senior Software Engineer - Governance Up to £90,000 + benefits (below) City of London (Hybrid Remote/Office based) Fruition IT are partnering with a FTSE100 global Biopharma business, with a goal to unite science, technology and talent. They aim to positively impact the health of c2.5 … Billion people by 2030. We're looking for a Senior Software Engineer to join the R&D function of this organisation, a start-up within the wider business . This function is merger and upgrade of major data platforms which will give them the ability to leverage … on "data mechanics" Provide best-in-class AI/ML and data analysis environments to accelerate predictive capabilities and attract top-tier talent Aggressively engineer data at scale to unlock the value of our combined data assets and predictions in real-time Your role will be to: Design and more »

Senior Technical Lead Greenfield Consumer Search Product development Salary up to £130k + Benefits + Bonus + hybrid working A Senior Tech Lead/Principal Software Engineer opportunity within a high performing software engineering department. The Senior Tech Lead will take a hands-on … agnostic are preferred, but backgrounds with modern JavaScript libraries and modern Cloud platform experience is preferred. Your areas of expertise: A strong background in software engineering; ideally full stack and exposure to modern cloud platforms. Commercial experience with Semantic Search, AI Search optimisation, Elasticsearch or similar Leading by example … in setting software engineering best practice and standards; SOLID, TDD, CI/CD, DevOps, etc The ability to work with Product and Data Science teams in building complex customer facing products. Delivering in Big Tech, Marketplace, or similar environments. Experienced in technical decision making and software architecture, Event more »

Senior C++ Developer 6 months contract – Competitive market rates – Inside IR35 - London – 3 days on-site Key Skills: C++, Red Hat Linux (ideally V7), Experience with In house built trading systems is a must, FIX, Equities/Options The Role: A global trading organisation is looking for a Senior … and technical requirements. Produce high-quality documentation, including detailed technical, functional, and unit test specifications. Design, develop, debug, implement, test, and provide support for software solutions, applications, and services. Conduct thorough unit testing of delivered software in a systematic manner. Provide effective and efficient third-line application support … to enhance quality and produce efficient, flexible, robust, and supportable solutions. Drive team goals and objectives, ensuring compliance with appropriate governance and adherence to software development best practices. Continuously learn new technologies as necessary to fulfill other roles within the development team and address evolving business needs. Serve as more »

Join their high-performing team and shape the future of their business! We represent a leading London hedge fund with a strong presence across Derivatives, FX, Equities, and Commodities. They foster a collaborative and ambitious environment that encourages growth and more »

Senior Software Engineer - YC backed startup Typescript, React, Next, Node, Express, PostgreSQL Fullstack engineer Offices in London, Paris and Dubai £80,000 – £100,000 Startup experience or early product development experience We are working with a growing tech for good Fintech, who are on a mission … and are led by 3rd-time founders of successful startups. They have grown the team to 10+ and are looking to hire a generalist engineer with previous experience in a startup building a product or payments platform. So many of my network have told me they are looking to more »

Senior Go Developer - Fintech Industry Location: Euston, London (Hybrid Onsite: 3 days per week) Salary: Up to £130,000 per annum Are you an experienced Go (Golang) Developer looking for a new challenge in the thriving fintech sector? We are working with a highly profitable fintech company based in … Euston, London, seeking a skilled Senior Go Developer to join our dynamic team. About Us: Our client is a leading player in the fintech industry, known for innovation and excellence in delivering cutting-edge solutions. Role Responsibilities: Designing, developing, and maintaining high-performance applications using Go. Collaborating with cross more »

partnered with one of the UK's most pioneering and exciting businesses within the Health tech/care sector. They are looking for a Senior Software Engineer to join their team. This business has changed the world we live in and chances are, it has impacted millions … and become part of an incredible company, look no further. What they need from you: This role Is suited for someone with 5+ years Senior Experience .Net/C# expertise Azure or AWS Experience Good knowledge of other coding languages such as Python that would be bonus. Previous Health more »

Senior Full Stack Software Engineer | B-Corp Start-Up | Net-Zero Carbon Up to £110,000 plus stock London – Hybrid (2 days a week in the office) Typescript, Rust & React Senior Full Stack Software Engineer – We are working with an amazing Carbon Neutral, B … Corp certified start-up to find them a Senior Full Stack Software Engineer to join their purposely small, experienced engineering team. They have received over $10m in funding in the last two years and, as reach breakeven in the original market, they have some exciting tech challenges … in scaling their sustainable platform as they look to expand their reach. As a Senior Full Stack Software Engineer in a start-up your role will be multi-faceted: Designing and building new features to improve the lives of everyone who uses the platform, whether it’s more »

Senior Software Engineer Title: Senior Java Developer Location: remote within UK Salary: Up to £75k My client is a software app company providing financial solutions to customers across the UK. Due to the demand for the services, they are looking for a Senior Java more »

A world-leading hedge fund seeks a Senior C++ Software Engineer with a strong track record of contributing to designing and developing high-performance and low-latency Algorithmic/Electronic Trading systems . The successful candidate must have at least five to ten years of experience at more »

a dynamic environment with a direct line to the decision makers and work on greenfield projects? What more could a person ask for?! Title: Senior Software Engineer Salary: Up to £120k Location : Central London - Hybrid Please note that I cannot offer a sponsor either now or in more »

Lead Back-End Software Engineer (Permanent Contract) Job Title: Lead Back-End Developer (with some DevOps is a bonus) Your strongest Languages will be: Javascript, Go, SQL The Key Technologies where you will have specific strengths are: Node, Postgres, and Docker. Location: Flexible/Hybrid – South East UK … the product grows! The Company The company, established over 8 years ago, is one of the UK’s leading providers of online courses for software programming, with graduates going on to work for clients such as Twitter, Google, Amazon and Apple. What started as an in-person programming bootcamp … the platform to deliver an interactive learning experience that goes beyond the usual online videos, badges and streaks. The role of Lead Back-End Software Engineer Due to business growth and the strategic plans to build out the online learning platform, the company is now hiring for a more »

Senior Software Engineer | Distributed Systems | Sustainable Cloud Native Platform 💸Up to £100,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Senior Software Engineer with extensive knowledge of building distributed systems … impact on projects? If so... I'm partnered with a very exciting cloud startup who have received record funding and are looking for innovative Senior Software Engineers to join their ambitious team! With a new CTO who has spent much of their career building out a world leading … the-art, Greenfield code which can focus on being the worlds most accountable and sustainable cloud provider🌳 What they're looking for in a Senior Software Engineer: Tech agnostic but preferable experience working with Golang, Rust or C/C++. In-depth knowledge of distributed systems, building more »

Senior Full Stack Software Engineer – React, Typescript, Node.js It is no secret that huge names within the private markets are wanting to make a real change and push to move their business towards a more sustainable and diverse future. ESG data can play a huge part in … can be part of a growing business and make a real impact with your work. What you will be doing, Are you an ambitious software engineer with experience with React, Typescript and Node.js looking to step-up to senior software engineer? Or maybe you are … a senior now looking for a new challenge? This could be the business for you! Join their ESG team where, day to day, you will be developing their platform to meet their client’s needs. The team is made up of a Product Manager, a Technical Lead, Fullstack Engineers more »