76 to 100 of 165 Senior Software Engineer Jobs in London

Senior C#, .NET Software Engineer Key Technologies: C#, .NET, Azure, Kubernetes, Docker, SQL, Angular, JavaScript City of London, United Kingdom Perm Role: £85,000 - £95,000 Hybrid working structure Harrington Starr has partnered with a market leading, global funds network and they are looking for a senior C#, .Net Software Engineer. The company boasts over 3,500 clients in over 50 countries, processing £250 billion in investment monthly. Key responsibilities: Supporting and enhancing new and existing products. Performing peer reviews of code and introducing new and innovative solutions. Working cross departmentally with a diverse range … work in the UK. This role offers hybrid working, with an office based in the City of London. This role will best suit a Senior Software Engineer with expert C#, .NET experience and commercial experience utilising Docker and Kubernetes. If you are ready to take the next 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 Software Engineer/Technical Lead - Virtual Machines & Virtual Network Services - Cloud 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 … 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/Technical lead experienced in working with and/or on virtual server technologies, virtual networking technologies, network programming. Technical … 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 »

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 »

X8 Senior Software Engineers – Fintech – Start-up/Scaleup Environment – 100% Project based – Offices based in LONDON 🌳🌳🌳 Areti Group has exclusively partnered with a rapidly growing fintech company based in London who are building out a greenfield team and looking for up to multiple new Software Engineers … with experience working with highly scalable microservice architecture by the end of H2 What you'll do As a Senior Software Engineer, you’ll be designing and architecting distributed systems using modern event-driven architecture principles, ensuring scalability, reliability, and performance. That means defining design patterns and … fundamental software engineering principles to develop robust and maintainable solutions. You’ll be collaborating effectively with product teams to understand requirements, provide technical guidance, and ensure alignment between product vision and technical implementation. Ideal skillset: Golang SQL Architecting distributed systems using modern event-driven architecture principles, ensuring scalability, reliability more »

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 »

critical technology programme centered on Pay As You Go (PAYG) travel and expanding the current PAYG network, focusing on CPAY, and requires a contract Senior Software Developer will have expert knowledge of defining and building integrated solutions using Azure DevOps CI/CD Pipelines, C# .Net Framework, PowerShell … the Payments and Auto Pay Team, this is a great opportunity to have a major impact on a public facing programme, and as a Senior Software Developer you will be responsible for the design, development, implementation, and early life support of the Team deliverables. Essential Skills for the … Senior Software Developer include: • Expertise in developing, supporting, and maintaining data-centric, highly complex and calculation heavy end-user web applications used by internal and external subject matter experts • Expertise in developing, supporting, and maintaining primarily Microsoft .Net based applications and API's serving a wide range of 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 »

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 »

Job Title: Senior Software Engineer (Backend Engineer) Location: London, UK Salary: Up to £90,000 About the Company: Our client is at the forefront of redefining strategic asset management through innovative technological solutions. They leverage cutting-edge AI and proprietary IP to drive innovation in the … cross-functional teams to ensure technology development aligns with strategic business goals. Your Impact: Contribute to the design and development of high-quality, scalable software solutions. Foster a culture of technical excellence by advocating for best practices in code health, testing, and maintainability. Engage in the full development lifecycle 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 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 »

Software Engineer - Cloud/Opensource Permanent Location: Central London/Hybrid Excellent Competitive Salary plus full benefits package including attractive Bonus & Equity An exciting opportunity to join an ambitious Cloud Technology organisation expanding the UK Engineering Centre as they embark on a significant greenfield initiative in the development … drive the direction of future product development and collaborate closely together with other leaders in the field. The ideal profiles would be for a senior and a mid-level engineer with a background in distributed systems (Senior - 10-20 years/Mid Level -5-10 years). … on exp. with IaC tools and automation, such as Terraform, Ansible, or Helm. Active engagement or contributions to the open-source community. Familiarity with software build processes and secure supply systems, like Bazel or OpenSSF. The role You will have an opportunity to team up with fellow engineers to more »

Senior Full-Stack Software developer - up to £80,000 + Benefits - Green Tech Client - Hybrid in London office 2x a week Our client, a tech for good organization, is looking for a senior software developer, to join them in their mission to create a greener environment 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 »

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 »

dynamic in its approach, delivering world class products and technology platforms to our diverse customer base on a daily basis. Whether you are a senior-level professional or just beginning your career, working at BGC partners provides opportunities to develop skills, make an impact and grow at an accelerated … pace. Role Summary – Senior Middle Office Backend Software Engineer GBX is BGC’s flagship platform for electronic trading solutions in the Credit and Rates markets. Used by thousands of brokers and traders daily, GBX is a strategic priority of the firms growth strategy. With growing electronic trading … activity, and customers increasingly interacting with us via automated channels, BGC is seeking senior real-time engineers to join the GBX team to work on scaling the GBX Middle Office platform to accommodate the platform’s growth targets. Areas of focus include system reliability, testability, recoverability, automation, throughput and more »

Package Description Band: C (Mid-level Software Engineers - £42,000 - £52,000 per annum) & D (Senior Software Engineers - £54,000 - £64,000 per annum) Contract type: permanent Location: can be based in London, Salford or Newcastle (hybrid working) Our comprehensive benefits package includes: An employer pension contribution … as it is rewarding. Every tick of the clock, our content reaches millions of people globally, which is made possible by our top-notch Software Engineering team. They've been instrumental in pioneering innovative products and unique features that have firmly positioned us at the forefront of our industry. … adapt to an ever-changing world - we set the pace. We are growing our engineering hub of excellence and looking for Mid-level and Senior Software Engineers with demonstrable backend experience to join our teams in London, Newcastle and Salford. We are looking for a range of programming 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 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 »

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 »

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 PHP Developer Salary up to £80,000 + Benefits. Office based in South East London - 1/2 days per week in the office. For more information, please email ryan.horne@searchability.com With the recent doubling of our active members in the UK, our growth trajectory for 2023 and 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 »