26 to 50 of 491 Senior Software Engineer Jobs in London

Senior Software Engineer London, UK. Hybrid - min. 2 days in office per week Permanent, Full-time About the company the company is a premier provider of ultra low-latency, accurate odds data, fast scores, and innovative betting solutions for the global sports betting industry. With offices … deliver cutting‐edge technology and data products that power some of the world’s top sportsbooks. About the Role We’re looking for a Senior Software Engineer to join our London‐based engineering team and help build, run and improve the systems behind real‐time sports data ...

Senior Software Engineer (Python/AWS) - SaaS & FinTech Location: London (Hybrid) Type: Full-time The Opportunity We're looking for an experienced Senior Software Engineer to join a collaborative, high-performing engineering team developing market-leading SaaS products used to analyse and visualise some … modern SaaS platform. You'll work alongside talented Python and TypeScript engineers, partnering closely with Product to design and deliver scalable, high-quality software that makes a real impact. If you're passionate about building cloud-native applications, embracing AI-assisted development tools and working in a collaborative environment ...

# Senior Backend Software Engineer I - Personal & Business Pricing Teamat Wise • London, United KingdomBack to jobs1. Home2. Jobs3. United Kingdom4. Senior Backend Software Engineer I - Personal & Business Pricing Team—W## Senior Backend Software Engineer I - Personal & Business Pricing TeamWise10OtherFull-timeGBP … will be helping us create an entirely new network for the world's money. For everyone, everywhere. We are looking for a passionate Backend Software Engineer to join the Personal & Business Pricing Team. Pricing is core to Wise's mission of transparency. This role offers an opportunity ...

seeking someone to join our Commodities Technology team as a Senior Software Engineer. We are looking for a talented and motivated Scala or Java senior software engineer to join our global team of Commodities technologists to help further our business growth strategy and evolve … capabilities that power our Firm, enabling our clients and colleagues to redefine markets and shape the future of our communities.This is a Principal Software Engineering position at VP Level, which is part of the job family responsible for developing and maintaining software solutions that support business needs.Since ...

Senior Software Engineer, Backend Services & APIs Office based in Moorgate, London Join Fortinet, a global cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and security. At Fortinet, our mission is to safeguard … people, devices, and data everywhere. We are currently seeking an experienced Software Engineer to contribute to the success of our rapidly growing business. The FortiDLP platform collects millions of data points per second. We protect people and data anywhere, and innovative companies worldwide use FortiDLP for human-centric ...

Senior Software Engineer Department: Technology - Engineering Employment Type: Full Time Location: London Reporting To: Sergiy Bagdasar Description As a Senior Software Engineer, you will play a leading role in the design, development and delivery of scalable, secure and high-quality software solutions that … best practice. Working collaboratively across product, architecture and engineering teams, you will help shape technical solutions, challenge requirements and drive continuous improvement throughout the software development lifecycle. Key Responsibilities Design, develop and deliver high-quality, scalable software solutions, taking ownership of complex technical components and system designs. Collaborate ...

Senior Software Engineer Application Deadline: 4 September 2026 Department: Software Engineering Employment Type: Permanent Location: London (Hybrid) Compensation: £70,000 - £95,000/year Description Please note: applicants must hold active SC clearance and be eligible to obtain DV. This role also requires applicants to work … complex, high impact systems, the kind where security, scalability, and seamless usability aren't just features, but absolute requirements. We’re looking for a Senior Software Engineer who wants to shape meaningful systems, influence technical direction, and collaborate with capable people who care about doing ...

Senior Software Engineer Department: Technology Employment Type: Permanent - Full Time Location: UK - London Reporting To: Anna Kaglyak Description At CFC, technology is central to how we create and deliver specialist insurance products. Our platforms support every part of the business, enabling underwriters, brokers and clients to work … more efficiently and make better decisions. We're seeking a Senior Software Developer to join our Engineering team. Working within a collaborative, product-led environment, you'll design and deliver scalable software solutions, contribute to technical strategy, and help shape the evolution of our technology platforms. This ...

Summary We are seeking an experienced DV Cleared Senior Software Engineer to join a collaborative Agile development team, designing and delivering secure, scalable software solutions for mission-critical environments. This is an excellent opportunity to work on technically challenging projects using modern software engineering practices … cloud technologies, and DevOps methodologies while contributing to solutions that have a real national impact. Key Responsibilities Design, develop, test, and maintain high-quality software applications. Build backend systems, APIs, data processing pipelines, and modern web applications. Participate throughout the complete software development lifecycle, from requirements gathering ...

Senior Software Engineer 6-Month Contract £600-£650 per day (Inside IR35) Hybrid (1 day per week in London, Cardiff or Glasgow) SC Clearance is desirable but not essential A leading governing body is seeking an experienced Senior Software Engineer to support the development … such as CI/CD and automation. Key Responsibilities Develop, maintain, and support core business applications Contribute to the technical design and delivery of software solutions Produce clear and effective technical documentation Collaborate with cross-functional teams including Product, Delivery, and DevOps Support the adoption of modern development practices ...

what we offer . We are expanding our Middle East and Africa (MEA) expansion team and are looking for ambitious and highly skilled Senior Software Engineers to join the engineering team. You will play a crucial role in expanding our product offerings across MEA region, covering Onboarding (Consumer … region, while collaborating closely with our global teams, including helping to shape our global KYC/KYB and money movement systems. As a Senior Software Engineer in one of the MEA teams, you will be a core contributor focused on building robust and scalable capabilities for Consumer ...

Senior Software Engineer Office Location: Holborn, London - hybrid working environment (3 days in office per week). Our Mission Historically, investing in options has been complex and limited to wealthy and professional investors, but our mission is to level the playing field and finally make options trading … installed over 1,000 times within the first 24 hours of our priority access launch and we’re now looking for a high-impact Senior Software Engineer to strengthen our engineering team as we scale. You will have extensive commercial experience designing, building and maintaining systems used ...

Vanta has a kind and talented team, and while some have prior security experience, many have been successful at Vanta without it. As a Senior Software Engineer on our Privacy & Data Security team based in London, you'll be an early member of our growing presence … analyses data from those sources, and surfaces potential security threats to our customers in real time with guidance to remediate them. As a Senior Software Engineer on our Privacy & Data Security team, you’ll be responsible for setting technical direction to enable our product and infrastructure ...

Senior Software Engineer (Cloud Infrastructure & DevOps) Location: London (Three days in office, two days wfh) Salary: £80,000 to £100,000 + Bonus My client is seeking a Senior Software Engineer to lead our cloud infrastructure and DevOps practices within the Developers' Team. They ...

Manpower UK is seeking a Senior Software Engineer for a permanent position at their New Malden site, offering a negotiable salary plus a comprehensive benefits package including bonus, pension, and life assurance. This role involves supporting the design, implementation, and testing of system solutions within the Submarine … Command System team. Senior Software Engineer – New Malden Responsibilities Design, implement, and test system solutions for the Submarine Command System team. Guide and mentor junior software engineers throughout the project lifecycle. Assist the management team with reporting, planning, and estimation activities. Meet with customers ...

Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific.Role Summary:This position is for a Senior Software Engineer who will be accountable for the design and development of a Real-Time SDK as well as deployment of surrounding … management and monitoring to facilitate contributing to or consuming real time financial content.You will work with local/remote development team(s) to define software requirements, do technical design and implement software solutions. In this role, you should be able to work independently with little supervision. Your overall ...

Senior JVM Software Engineer (Scala/Java) 6-12-month contract - Inside IR35 - up to £600 per day London based - hybrid working - 2-3 days onsite Finance sector - must have previous experience Overview Our client is seeking a Senior Software Engineer to join … services environment. This is primarily a backend engineering role, focused on designing and building new functionality rather than support or maintenance. Skills & Experience Strong senior-level software engineering background Significant commercial experience with JVM technologies (Scala or Java) Experience building complex backend or distributed systems Strong understanding ...

Senior JVM Software Engineer (Scala/Java) 6-12-month contract - Inside IR35 - up to £600 per day London based - hybrid working - 2-3 days onsite Finance sector - must have previous experience Overview Our client is seeking a Senior Software Engineer to join … services environment. This is primarily a backend engineering role, focused on designing and building new functionality rather than support or maintenance. Skills & Experience Strong senior-level software engineering background Significant commercial experience with JVM technologies (Scala or Java) Experience building complex backend or distributed systems Strong understanding ...

Senior Python Software Engineer Up to £120,000 London | Python | Java | Cloud | Real-Time Distributed Systems | Bonus & Excellent Benefits Are you an experienced backend engineer who enjoys solving complex technical challenges in high-performance, real-time environments? We're partnering with an innovative technology business that … investing heavily in its engineering capability as it continues to scale. They're looking for a Senior Software Engineer to join a collaborative team developing highly available, cloud-native platforms that process large volumes of real-time data. This is an opportunity to work on technically challenging ...

Senior Software Engineer London, UK. Hybrid - min. 1 day in office per week Permanent, Full-time About TxODDS TxODDS is a premier provider of ultra low-latency, accurate odds data, fast scores, and innovative betting solutions for the global sports betting industry. With offices in London, Chicago … deliver cutting-edge technology and data products that power some of the world’s top sportsbooks. About the Role We’re looking for a Senior Software Engineer to join our London-based engineering team. This is a strategic, hands‐on role where you’ll combine technical expertise ...

Senior Software Engineer London/Madrid/Malaga Perm Role | Hybrid (4 Days Onsite) Competitive Salary + Discretionary Bonus Harrington Starr has partnered with a leading global fintech organization to hire a Senior Software Engineer for its high‐performing engineering team. This role offers ...

mission success – it should enable it.Our Promise. We deliver absolute confidence in environments where failure is not an option.About the role:Everfox is hiring Senior Software Engineer to support our team in London, UK. This role suits a strong senior software engineer who wants … will split your time between hands-on work on our cross-platform desktop and mobile apps and managing delivery across the end-point software layer of the Everfox Hardsec product line. You will shape and deliver the end-point software that gives users access to our secure browsing ...

should enable it. Our Promise. We deliver absolute confidence in environments where failure is not an option. About the role: Everfox is hiring Senior Software Engineer to support our team in London, UK. This role suits a strong senior software engineer who wants … will split your time between hands-on work on our cross-platform desktop and mobile apps and managing delivery across the end-point software layer of the Everfox Hardsec product line. You will shape and deliver the end-point software that gives users access to our secure browsing ...

Overview They are seeking a highly skilled Senior Software Engineer with a strong background in building scalable, high-quality, and high-performance solutions on the Microsoft technology stack (.NET/Blazor/C#). As a Senior Software Engineer, you will be responsible … including but not limited to): Design, develop, test, support and deploy custom web and mobile applications based on .NET (Blazor, C#), C++ Gather customer software requirements and develop related software applications and programs Collaborate with architects, engineers, and other team members to design scalable and efficient solutions Implement ...

Senior Software Engineer. Do you thrive in a lively environment where your skills can shine? We're looking for an enthusiastic Software Engineer to join our innovative London based team. What You'll Do: As a Senior Software Engineer, you will play … projects and driving technology forward. Your expertise will make a real difference. Here's what you can expect: Design, develop, and maintain high-quality software solutions. Collaborate with cross-functional teams to define, design, and ship new features. Troubleshoot and debug applications, ensuring top-notch performance and reliability. Mentor ...