201 to 225 of 491 Senior Software Engineer Jobs in London

Bite Engineering is looking for a Senior Software Engineer based in London. The role involves shipping features across the full stack, working on technologies like Node.js and React. The successful candidate will have at least 8 years of experience, preferably in a startup environment. Responsibilities include developing ...

United States Digital Space LLC is seeking a Senior Software Engineer to join their Account Integrity team in Greater London. In this high-impact role, you'll enhance financial crime prevention systems, working predominantly on backend tasks and leveraging advanced technologies. You'll be responsible for building ...

Jobtailor in London is seeking a Senior Software Engineer to join our Accounts & Card team. You will lead technical delivery, maintain high-performance standards for card-related products, and drive data-driven decisions across talented colleagues. You love to build new things but also ...

diversified trading firm with global reach, seeking a Senior Software Engineer focused on digital assets. You will design, build, and operate systems that move and safeguard cryptoassets across the firm, including treasury automation and wallet inventory. You will collaborate with trading desks and business units, champion automation ...

Gemba Advantage in London (Hybrid) is seeking a Senior Software Engineer to design and deliver secure, scalable systems for critical public sector projects, requiring active SC clearance and DV eligibility. You will join two sister teams, work on cloud-native services, and help raise engineering standards while ...

fintech startup in London is searching for a Senior Software Engineer to implement robust systems for their rapidly growing app. The ideal candidate will have extensive experience with high-volume applications and proficiency in various programming languages, including Python and Java. This role includes hybrid working, with ...

United States Digital Space LLC is looking for a Senior Software Engineer to join their team in London, responsible for shaping and scaling session infrastructure. The ideal candidate will have strong experience in C++, designing backend systems. The role involves collaboration across teams and contribution to architectural ...

Cisco Webex Real-time Media Engineering Group in London is hiring a Senior Software Engineer to design, develop, test, and deliver new features for Webex products. The role emphasizes DevOps, microservices, and a data-driven approach to quality in a hybrid London office environment. You will work ...

Description About the role: We are looking for a Senior Software Engineer to join our Send Core team. We provide the critical infrastructure that every sending transaction flows through - from 10 pounds sent to a friend to a multi-million dollar business payment. … mission to make sending money as easy and fast as paying for groceries with your card. How we work: We believe that an engineer is more than just a coder. Our engineers are focused on improving our customers’ experience - and they see the impact of their work on millions ...

Cisco's Webex Real-time Media Engineering Group in London is seeking a Senior Software Engineer to contribute to end-to-end development, testing, and delivery of new features for Webex products. You will work in a hybrid office setup, collaborating across DevOps, microservices, and AI-enabled ...

alerting capabilities. Collaborate closely with Product Managers, Engineering teams, and Fulfilment stakeholders to solve complex business challenges and accelerate delivery outcomes. Requirements A senior software engineer with deep backend engineering experience and a proven track record of delivering reliable, scalable systems in complex enterprise environments. Strong Knowledge … with IBM Sterling Order Management and the challenges associated with large-scale ecommerce fulfilment operations. Strong Java engineer with experience designing and developing enterprise services, APIs, and integrations across distributed systems. Experienced in CI/CD practices, observability, production support, and operational excellence. Comfortable designing systems with resilience, recoverability ...

UNITED is seeking a Senior Software Engineer to help build and evolve our next-generation trading risk platform for Sportsbook products. You’ll work on the Core Liability engine, delivering real-time insight into live positions and risk across brands and jurisdictions, enabling faster, safer trading decisions. ...

technology firm specializing in betting solutions is seeking a Senior Software Engineer to join their London-based team. The role involves leading the design of scalable systems and requires strong expertise in Scala and familiarity with tools like Kafka. The successful candidate will work in a hybrid ...

global growth, our Finance Squad ensures that our financial processes run in an efficient, scalable, and controlled manner. We are looking for a talented Senior Software Engineer II to join our Data Onboarding Team in London. In this role, you will be the driving force behind building … skills with the ability to bridge technical engineering realities with financial analyst requirements. What We Offer/Selling Points The rare opportunity to help engineer the core "Engine of Trust" for a fast‐growing global fintech moving billions in cross‐border volume. A chance to work beyond isolated data ...

global growth, our Finance Squad ensures that our financial processes run in an efficient, scalable, and controlled manner. We are looking for a talented Senior Software Engineer II to join our Data Onboarding Team in London. In this role, you will be the driving force behind building … skills with the ability to bridge technical engineering realities with financial analyst requirements. What We Offer/Selling Points The rare opportunity to help engineer the core "Engine of Trust" for a fast-growing global fintech moving billions in cross-border volume. A chance to work beyond isolated data ...

Commerce, a leading open, AI-driven commerce platform, is seeking a Senior Software Engineer to own complex problems from discovery through production. This role spans backend, APIs, and data workflows, with cross‐team collaboration. You will design reliable services, work with cloud platforms, implement tests and observability ...

Artlogic Media Limited is seeking an impact-driven AI-Native Senior Software Engineer in London to extend its technology platform. This role involves solving real-world problems for art professionals and contributing to technical strategy while working in a hybrid model. The successful candidate will collaborate closely ...

Ebury Group in London is seeking a Senior Software Engineer to help build and maintain the AML platform with real-time sanctions screening and transaction monitoring. You will design scalable, high-availability services in a regulated environment. You will collaborate across teams, contribute to RFC-driven architecture ...

Trade Desk in London, United Kingdom is seeking a Senior Software Engineer to own end-to-end delivery of significant features in our event tracking and data platform. You will build tools enabling self-service data access and insightful dashboards for multiple teams, including business and product ...

UNITED in London is seeking a Senior Software Engineer to help build and evolve our real-time liability and risk platform for sports betting. You will work on our Core Liability engine — a modular, event-driven system — delivering fast, accurate live insight into positions and risk. ...

Funding Circle, a leading UK fintech, is hiring a Senior Software Engineer for the Accounts & Card team in London. You will lead technical delivery for a high‐frequency revolving credit product, Cashback Card, and collaborate across teams to drive innovative, scalable solutions. You’ll contribute to architecture ...

United States Digital Space LLC in London is seeking a Senior Software Engineer to join the hybrid engineering team. You will build, run and improve real-time data systems powering betting solutions, with a focus on reliability, performance and maintainability. The role is hands-on and involves ...

ATPCO is the world's primary source for air fare content and provides technology powering global travel. We are seeking a Senior Software Engineer to own the design, development, and maintenance of a wide range of ATPCO applications and services. You will collaborate with cross-functional teams … deliver high-performance, scalable software and mentor junior engineers, while ensuring robust documentation and alignment with business objectives in a remote-first culture. #J-18808-Ljbffr ...

well-tested code, helping establish best practices across teams. Actively participate in code reviews, technical discussions, pair programming, and knowledge-sharing initiatives. Requirements A senior software engineer with significant experience building and operating large-scale distributed systems serving millions of users. Strong experience with Java and/ ...

ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value. THE WORK As a Senior Software Engineer on Ripple's Authentication & Authorisation platform team, you'll own significant parts of how identity works across our growing portfolio of payment ...