676 to 700 of 1,330 Permanent Senior Software Engineer Jobs

Future Health is hiring a backend-leaning senior software engineer to join the Research Enablement squad. You will own backend APIs, security checks and cloud infrastructure, working at the intersection of TRE and bespoke security tooling. You will collaborate with cross-functional teams, mentor engineers and contribute ...

Lloyds Banking Group is seeking a Senior Software Engineer in London to lead the design, optimisation, and evolution of a market risk calculation and reporting platform. You’ll drive cloud-native risk data platforms and work with Risk, Analytics, Trading, and Tech teams to deliver scalable solutions. ...

valuable for us but ultimately, we trust our team to decide what works best for them. You will achieve your mission as our Senior Software Engineer by: Helping lead the rebuild of our tenant referencing product, migrating it from our legacy platform onto Thirdfort’s strategic engineering ...

develop and maintain a microservices-based system using PHP and modern frameworks, contributing to the re-architecture of our bespoke platform., The Senior Software Engineer will be responsible for implementing microservices using PHP, with a strong emphasis on Laravel or similar frameworks. The role also involves database ...

Fortinet, Inc. is seeking a Senior Software Engineer to join the Agent Endpoint DLP team in London. The role focuses on kernel and OS-level development for the FortiDLP endpoint agent, with ownership of new features and maintenance of existing functionality. You will work in a cross ...

Chainalysis is building the data platform for blockchain analytics and seeks a Senior Software Engineer with deep PostgreSQL and Java Spring Boot experience to drive high-impact projects at scale. You will own a data ingest Java service, optimize PostgreSQL operations, and contribute to next-generation architecture ...

Mirae Asset Securities Co., Ltd. in London is seeking a MASUK Senior Software Engineer to build a real-time, event-driven platform for securities lending, repo and delta-1 trading. The role covers end-to-end development across Java server-side components, Python ETL pipelines, and external ...

LineTen is building a data-driven last-mile network and is seeking a Senior Software Engineer to craft robust backend services and frontend integrations. You will operate in a low-ceremony, high-trust environment, owning critical components and driving long-term software quality. You will work ...

just work in the sporting industry; we are actively changing it. Since 2006, our solutions have been leading the way in sports performance software, science, and data, in a world where 1% can literally mean the difference between winning and losing. We work with over 5,000+ teams around … gain an advantage, sharpen performance, and build lasting success. WE WANT PEOPLE WHO ARE PASSIONATE ABOUT SOLVING HARD PROBLEMS We are looking for a Senior Software Engineer to help build the Perch camera system, Based in London (hybrid), you will work across platform, perception, and ML systems. ...

entering an exciting period of growth. We're seeking a talented and ambitious Mid-Level Full Stack Developer to join us as Senior Software Engineer, with potential to move quickly into a Head of Technology role, pending performance. The ideal candidate will be hungry ...

Generative Group in London is seeking a Senior Software Engineer to take complex product problems from conception through delivery, working closely with users to understand needs and design robust, user-centred solutions. You will build systems turning voice notes, photographs and videos into completed reports and shape ...

Light & Wonder, Inc. in Manchester, UK, is seeking a Senior Software Engineer to help build a next-generation, cross-platform game framework powering experiences across web, mobile, desktop, and land-based gaming. You'll design and develop core framework components, influence architectural directions, and tackle complex performance ...

Hozah in the UK offers fully remote roles or a London-based option near East Croydon Station. As a Senior Software Engineer, you will own a product area, shaping architecture, quality, and delivery, with a small team and close collaboration with product and customers. You will build ...

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 ...

Wise is expanding its MEA region and seeks a Senior Software Engineer to join the regional expansion team. You will help build scalable onboarding and money movement capabilities by integrating with local partners and payment schemes. You will design, implement, test and deploy backend services, collaborate with ...

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. ...

Future Health in London is hiring a backend-leaning Senior Software Engineer to join the Research Enablement squad. You will own backend services, APIs, and security tooling while contributing to frontend work as needed in a total ownership model. The role emphasizes cloud hosted apps, TypeScript/ ...

NewDay Technology Limited is building an Engineering Enablement team and is seeking a Senior Software Engineer who enjoys solving problems that make other engineers more effective. You'll design internal tools, services and platform capabilities to help engineering teams deliver safely and quickly, while influencing the roadmap. ...

customers include some of the world’s largest airlines and ground handling providers. For more information, visit www.aerovect.com. We are looking for an experienced Senior Software Engineer who can design and build best-in-class behavior planning systems for autonomous driving in structured, low-speed environments. … modeling, rule-based and learned decision-making, and robust handling of edge cases unique to airport ground operations. This opportunity offers a deeply technical engineer the chance to shape a market-defining enterprise product that combines autonomous vehicle technology with a robotics-as-a-service (RaaS) business model. This ...

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 ...

work with some of the most recognised brands in travel as well as major insurance aggregators. About the Role: We're looking for a Senior Software Engineer to build and run the systems behind Pikl's insurance products and partner integrations. Working collaboratively with Product and Platform ...

stealth product with a small team and a big mission: deliver something the market hasn’t seen, and do it with pace. As a Senior Software Engineer I, you’ll lead key areas of the product from concept through launch. You’ll make pragmatic architecture decisions, keep … Drive product clarity in ambiguity: define the problem, shape MVP scope, set success metrics, and align stakeholders on what “done” means. Build and ship software AI-natively across the SDLC (planning, implementation, testing, code review, debugging, and operations), with clear validation practices to maintain correctness and quality. Measure ...

team of kind, talented people on a mission to change the insurance industry for good. About the role We’re looking for an enthusiastic Senior Software Engineer (Full Stack) to join our fast-growing Engineering team! You’ll hit the ground running, getting up to speed with … teammates who are exceptional at what they do, whilst being kind, honest people who champion our values. A dedicated development budget, access to a senior mentor, and training on whatever you need to do your job well. Well-being support. We’re committed to supporting both physical and mental ...

Sports Interactive Limited, based at Here East, London, seeks a Senior Software Engineer (Match AI & Simulation) to advance the in-house football match AI and simulation engine. You will work on AI agents, decision-making, pathing, and game state management, collaborating across designers, QA, and engineering teams ...

Senior Lead Full Stack Software Engineer at JPMorgan Chase within Cybersecurity and Technology Controls, youserve as a seasoned member of an engineering team that works to lead the delivery of software solutions that satisfy pre-defined functional and user requirements with the added dimension of preventing … example pipeline being ingesting data from multiple Cyber Intelligence vendors. Collaborate with cross-functional teams to understand requirements, develop solutions, and deliver high-quality software solutions. Troubleshoot and debug issues, perform root cause analysis, and implement effective solutions. Write clean, efficient, and maintainable code in production following best practices ...