51 to 75 of 180 Senior Software Engineer Jobs in London

Senior Software Engineer - Linux, Distributed Systems, Cloud, Network Programming Permanent Central London/Hybrid Excellent Salary plus full benefits package including attractive Bonus & Equity Summary: An exciting opportunity to join an ambitious Cloud Technology organisation expanding the UK Engineering Centre as they embark on a significant greenfield … codebase, drive the direction of future product development and collaborate closely together with other leaders in the field. The ideal candidate will be a Senior Software Engineer with a background in Distributed Systems & Linux Systems Engineering and meet some of the following criteria: employed by FAANG companies … and refine tools that power team efficiency - this includes CI/CD, local development setups, build toolchains, and essential infrastructure. Plot the roadmap for software component development, aligning with team priorities and vision. Lead the charge in defining and achieving their technical benchmarks. more »

Attention Python Developers 🐍 I have an exciting new opportunity with a fast-paced growing startup looking for a senior software engineer to join the ranks! Our client is pioneering an inclusive marketplace for connectivity resources, emphasizing robust security measures, to expedite progress by facilitating connectivity. Their cutting … edge software solution, Cell-Stack, consolidates all essential elements for constructing networks and accessing connectivity as needed. We are confident that an accessible marketplace for connectivity resources can democratize dependable network access and inspire inventive applications, broadening network access to emerging industries and individuals in need of reliable connectivity. … are convinced that these core principles are pivotal for nurturing innovation and ultimately, generating positive societal impact. Role Overview I am seeking an experienced Senior Software Developer to lead the development of complex software solutions. As a Senior Software Developer, you will play a critical more »

Senior Software Engineer75k + Bonus + Competitive PensionLondon/HybridA leading London Insurance company are currently expanding their technical capacity and are looking for a Senior Software Engineer to join their team.The world of Tech within Insurance is not standing still and this role is … key for someone who is looking to keep up with new trends.You will play a pivotal role in designing, developing, and maintaining cutting-edge software solutions. You will collaborate with cross-functional teams to create robust, scalable, and efficient systems that drive our business forward. This role demands a … deep understanding of software development principles, a passion for technology, and a commitment to continuous learning and improvement.Key Responsibilities:Design, develop, and maintain complex software solutions.Collaborate with product managers, designers, and other engineers to deliver high-quality products.Utilize frontend technologies such as HTMX, React, or Angular to create more »

X2 Senior Software Engineer – Innovative financial services business – Up to£110k p.a. – Twice per week in Central London Currently seeking two highly skilled and experienced Senior Software Engineer's with a strong background in C#, AWS, and AI. The ideal candidate will have a … crucial role in developing cutting-edge applications and solutions that leverage artificial intelligence and cloud computing. Key Responsibilities: Design, develop, and maintain high-quality software solutions using C# and .NET. Utilise AWS services to build, deploy, and manage applications in the cloud. Implement AI and machine learning algorithms to … enhance software functionality and performance. Collaborate with cross-functional teams to gather requirements and deliver solutions that meet business needs. Mentor and guide junior engineers, providing technical leadership and expertise. Participate in code reviews, ensuring adherence to best practices and high standards of quality. Stay updated with the latest more »

Role: Senior Software Engineer Salary/Package: £100k-£115k + 10% Bonus + RSUs (Total comp £150k+) Company Sector: SaaS Tech: TypeScript, Node, React, Golang, Kafka, AWS, and Kubernetes (No prior experience welcomed) Location: Central London WFH/Hybrid: 3 days a week on site (non negotiable … exciting times! Our client is a rapidly growing B2B SaaS company with a product used by millions of people globally. We are seeking a Senior Software Engineer to join their innovative team. The ideal candidate will have a strong engineering background, outstanding problem-solving skills, and a … Responsibilities: System Architecture: Design and build scalable architecture patterns to support a rapidly growing global product. End-to-End Development: Contribute to the full software development lifecycle, from concept to deployment. Product Focus: Develop with a product-focused mindset, understanding user needs, and delivering solutions that drive business value. more »

Role: Senior Software Engineer Salary/Package: £100k-£115k + 10% Bonus + RSUs (Total comp £150k+) Company Sector: SaaS Tech: TypeScript, Node, React, Golang, Kafka, AWS, and Kubernetes (No prior experience welcomed) Location: Central London WFH/Hybrid: 3 days a week on site (non negotiable … exciting times! Our client is a rapidly growing B2B SaaS company with a product used by millions of people globally. We are seeking a Senior Software Engineer to join their innovative team. The ideal candidate will have a strong engineering background, outstanding problem-solving skills, and a … Responsibilities: System Architecture: Design and build scalable architecture patterns to support a rapidly growing global product. End-to-End Development: Contribute to the full software development lifecycle, from concept to deployment. Product Focus: Develop with a product-focused mindset, understanding user needs, and delivering solutions that drive business value. 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 C# Software Engineer/Developer WFH/London to £120k Would you like to take ownership, make the technical decisions and remain hands-on with code? You could be joining a small, specialist Hedge Fund with £1 billion under management. As a Senior C# Software Engineer you'll collaborate with business users to build the solutions they need, working end-to-end across the full development lifecycle. Typically, you'll be analysing the current monolith systems, making strategic technology recommendations for improvements and helping to deliver a long term strategic project to re … engineer the data analytics platform using modern technologies such as .Net Core, microservices and distributed systems engineering. Location/WFH Policy: You'll join a small group of accomplished entrepreneurs with flexibility to work from home most of the time, meeting up with the team in North London on more »

Senior Full Stack Software Engineer We are working with a rapidly growing fintech business who due to their continued success are looking to add a Senior Software Engineer to their current team of nine. You will be working on their applications in the financial more »

Mid-Senior Software Engineer Want to join a team that truly values hard work and demonstrates genuine care fit its entire staff?🫂 Fancy working from home two days a week?🏡 Love modern tech environment and greenfield projects? Have it all and more... Work on cutting edge online … intricate cloud infrastructures, in an environment where standards are put first and the sole focus is to be the best. Criteria for a Mid-Senior Software Engineer: Strong modern PHP skills, ✅ Confident in Typescript/Javascript ✅ Experienced in Unit Testing and NodeJS ✅ Can you bring to the more »

Senior Software Engineer - £110k - Hybrid Working Opportunity for a tech-savvy innovator with a passion for data-driven solutions to join a global data-centric company as a Senior Software Engineer, helping to shape the future of clients' data strategies and engineering practices. They more »

Senior Software Engineer - Remote-First - UK A healthcare firm based in London, known for its innovative approach to digital health solutions, is looking for an experienced Senior Software Engineer to join their growing engineering team. With a team of 45 engineers distributed throughout the … UK, they offer a remote-first working environment with quarterly travel to their London office. In this senior role, you'll be focusing on backend projects, leveraging your extensive expertise in Python, particularly with Flask. You will be developing healthcare applications that improve patient outcomes and streamline healthcare services. more »

Senior Software Engineer Does working for an innovative start-up, focusing on API banking within the finance sector excite you? We're delighted to have partnered with one of the fastest growing and most innovative organisations, specialising as a full-stack Banking as a Service platform. They … are rapidly growing and looking for additional support for their software development team. As a Software Engineer, you will build for scale from day one and immediately become a vital part of the team. As a new bank with an integrated BaaS platform, the infrastructure must scale more »

Senior Software Engineer (Python) – up to £95k + Stock – AI/Sustainability Exciting AI powered GreenTech accelerating our journey to a greener and sustainable planet through the use of AI, Automation and Robotics. As Senior Software Engineer you will be solving the the toughest more »

Senior Software Engineer (React/Node) | Tech For Good | £90k - £100k + Stock Exciting Tech For Good using educational tools to overcome some of the biggest challenges within society from, poverty to climate change, pollution to deforestation. Entering growth mode, they are looking for a Senior Software Engineer to take ownership of a key aspect of their platform and drive it’s technical direction. You will have a huge say in shaping the tech, designing architecture and mentoring. Stack is React.js, Node.js and Typescript, deploying to GCP and introducing Nestjs and Next.js. This 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 »

A leading company in the Renewable Energy space are on the hunt for a Senior Software Engineer to join their highly skilled engineering team! They are a company who are HUGE on innovation and quality engineering and require an experienced set of hands to join their diverse … Engineers really grow & excel. They heavily promote a collaborative, open & team orientated culture that promotes innovation and forward thinking! They are looking for a Senior Software Engineer who comes with a solid engineering background using Vue/TypeScript on the Frontend & Kotlin on the backend. Experience working 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 Python Software Engineer | Python/Azure/Django | Up to £110,000 p/a 👩‍💻 Senior Python Software Engineer 👨‍💻 📍London/Hybrid - 1-2 days a week in the office 💰£80,000-£110,000 per annum 📈 Established, market leading brand 🤹‍♂️ Digital and Cloud …/Django Be a leading voice in this established brands digital transformation project to encourage data driven decision making. We're currently recruiting a Senior Python Software Developer to play a senior and meaningful role digitising and modernising a market leading real estate business' approach to technology. … ecosystem and ability to consult on best practice Understanding of cloud architecture SQL - designing and optimising database schemas If you're a competent Backend Senior Python Engineer interested in learning more, get in touch 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 »

Title: Senior Engineer - Client Lead Portfolios Location: London Job Type: Contract About our client The company has been helping their clients build better financial futures for over 50 years. How have we achieved this? By working together - and supporting each other - all over the world. So, join our … providing the best client experience possible bringing our wealth of knowledge, experience, and innovative thinking to our solutions. Purpose of your role As a Senior Engineer you will play a key role on a global programme working with Product Owners and Technology teams within the company to deliver … with architectural requirements of the cloud platform, test automation frameworks, infrastructure-as-code and continuous delivery/deployment pipelines. Provide mentoring and guidance to software engineers. Work closely with product owners and scrum masters to define user stories and leverage the best practice of agile development to achieve key more »

Are you an experienced senior software engineer with a desire to make green & sustainable practices the norm? A London-based company who are a leader in large-scale renewable energy storage solutions have an opportunity for an experienced senior software engineer to join their … growing team. They want to hire someone who approaches software with a curious & positive mentality; the kind of thinking they feel is critical to bring about a much needed change to the green energy sector. A medium sized company themselves, they are partnered with some of the biggest global … energy firms in their journey to bring about a more efficient & cost-effective means to supply green energy to the planet. Their software engineers primarily use: Go/Golang AWS as their chosen cloud service for infrastructure Docker NoSQL Databases (Cassandra & MongoDB) CI/CD If you’re experienced more »

Senior Software Engineer, Connectivity Digital Assets Prime Brokerage (Fintech) Office in London, UK (Remote flexible) A global fintech are currently seeking a talented and experienced Connectivity Software Engineer to join their team and play a crucial role in integrating new digital asset and traditional exchanges … requirements. Monitor exchange API performance and reliability, identify and troubleshoot issues, and implement solutions to optimize trading efficiency. Work closely with internal teams, including software developers, product managers, and compliance officers, to prioritize and deliver integration projects on time and within budget. Knowledge, Skills & Abilities: 7+ years of Finance 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 »

Senior Principal Embedded Software Engineer (C#, C++) -West London- up to £80k + company benefits including hybrid working, bonus opportunities, private healthcare, 26 days holiday + bank holidays, lots of opportunity for career progression and lots more !!! A well-established marine company is looking for skilled senior principal embedded software engineer to join their successful and fast-growing team. This opportunity will see you build an established career whilst using the latest technology and developing upon your personal and professional development. The Role As a Senior Principal Embedded Software Engineer, you … will be developing software across the full suite of the company's products and services whilst taking part in all stages of the software development lifecycle. You will be working in a close-knit, highly collaborative, and continuously improving team amongst various industries. You will also be given more »