576 to 600 of 1,141 Senior Software Engineer Jobs in England

help clients become more efficient, increase profitability and give more customers an amazing experience. Want to be part of it? The Role: As a Senior Software Engineer, you'll be at the heart of product development and delivery. Building customer-facing AI agents that drive our platforms … agent orchestration frameworks, or similar. Proficiency with AI‐assisted development tools (e.g. GitHub Copilot, Cursor, Claude Code). 5+ years experience delivering software products at scale. A product‐focused mindset, you think about users and outcomes, not just code. Strong communication skills, you can articulate technical decisions clearly ...

free and premium content and entertainment to millions of users in the US and around the world. About the Role We are seeking a Senior Software Engineer with experience in building services at scale. With so many people relying on us for great movies, TV, and news … Roku engineers from across the company, and directly by consumers across millions of devices Work with Product/Design teams to iterate and build software, taking a concept from ideation to its production deployment and support Lead efforts to evaluate new technologies and continue to push for best practices ...

Marks & Spencer's Foods Product team is seeking a Senior Software Engineer to join their data platform and empower fast, reliable data delivery across supplier systems and pricing data. You'll design and ship scalable data services in Java/Micronaut, work with Kafka, and collaborate with ...

JOBS247 INC LTD in London is seeking a Senior Software Engineer to liaise with engineering divisions and ensure changes to services are reflected correctly. The role supports 24/7 network operations and is used by VARs, DPs and partners to monitor performance; you will work across ...

London is seeking a Senior Software Engineer to anchor the Plan-Apps squad. The role is hands-on and deeply rooted in code, shaping architectural direction and engineering standards across the team. This role owns feature design, mentors engineers, and helps stand up new services ...

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 ...

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 ...

government agencies, to protect their most valuable asset, their data, and is backed by top-tier investors. Summary Menlo Security is looking for a Senior Software Engineer to join our Chromium engineering team in support of MARS, Menlo's internal AI initiative. You'll bring strong C++ ...

everyone who works at the Museum feels they can thrive and feel valued and respected. About the role We are seeking a full-time Senior Software Engineer to lead the architecture, development, and operational delivery of the platform that powers SCRIBE (Structured Collection Records Interpretation … biological and Earth sciences is not required; the wider team will provide expertise. About you We are looking for an experienced full-stack engineer with substantial experience developing Python web applications and backend services using frameworks such as FastAPI or Flask, alongside modern JavaScript or TypeScript frameworks such ...

work in an inclusive environment that values curiosity, teamwork, and continuous learning, you’ll thrive here. What this role means for you As a Senior Software Engineer, you'll be at the heart of projects that matter. You’ll help design and shape the architecture of systems … programmer using Linux and open‐source technologies day to day. Experience working in Agile teams. Understands and applies DevOps/DevSecOps practices. Uses strong software testing techniques (e.g., TDD/BDD) and writes high‐quality tests. Translates user or business needs into robust technical solutions. Enjoys solving complex, often ...

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 ...

building the engineering team that takes that foundation and turns it into a world-class product and platform. As a Founding Senior Engineer, you'll have an unusually broad mandate: building the product security teams work in, evolving the distributed platform our agents run on, and helping establish … agents run on. Build for long-running, concurrent offensive-security workloads, owning the reliability, capacity, latency and cost characteristics that come with them. Engineer for an unusual threat model. Our platform intentionally runs offensive tooling against customer environments. Authorisation, tenant isolation, secrets, controlled execution, threat modelling and auditability ...

building user-friendly products that delight our 15,000+ customers and their 1.5 million employees. Ready to make an impact from day one? Senior Software Engineer – Backend Product, Technology & Design Full Time London Personio's intelligent HR platform helps small and medium-sized organizations unlock the power … 000+ customers and their 1.5 million employees. Ready to make an impact from day one? About The Role We're hiring multiple Senior Backend Engineers into our AI team in London. This team owns Personio's AI experiences end to end. That means the model layer (how we interact ...

world of streaming media. What is the role? Roku pioneered streaming to the TV and continues to innovate and lead the industry. The Senior Software Engineer will contribute extensively to the embedded UI framework development, working closely with system architects to develop new features and extend current … that support the larger development community within Roku What experience would help someone be successful in this role at Roku? 3+ years of relevant software development experience Proficiency in modern C++ with the ability to debug and extend embedded or firmware codebases Strong Python experience for building developer tooling ...

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 ...

core. Check outour demo and website to get a better sense of how it works. About the role We are looking for a Senior Software Engineer with strong enterprise JVM experience. This role is a good fit for someone proactive and excited by complex engineering challenges … like to have you on the team if you: Have extensive experience with Java, Kotlin, and JVM systems. Have worked on enterprise backend software, infrastructure, or developer tooling. Are comfortable with Kubernetes and cloud environments. Take ownership, communicate clearly, and move things forward without waiting for perfect specs. Enjoy ...

Scope is seeking a Senior Software Engineer to join a flat engineering team. You will roll out client-focused tools, own problems end to end, and work across product, business, and clients in person at our Farringdon office. You will talk to users, design the solution, ship ...

edgeconnectivity solutions and technologies to ensure a vast array of devices stay seamlessly connected. Join the Wireless Logic Adventure : You will report into a Software Engineering Manager for the Zero Gravity squad in the Product Experiences Domain. You’llcollaborate with your Product Manager, Engineering Team Lead, DeliveryManagerand engineering colleagues … governance. You’ll move on to rethinking how customers and our internal teams manage SIMs and devices at scale. We’re looking for a Senior Software Engineer who has primarily specialised in building backend systems, but also one who is keen to learn new ideas, make ...

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 ...

Everyone contributes. No one coasts. If you’re driven by impact, pace, and raising the bar. This is the place. The role As a Senior Software Engineer at the company you will build, review and ship amazing products helping legal professionals all over the world in their … them in their development, making the team even better! Drive continuous improvement and challenge us, the industry and yourself Who you are A passionate engineer with several years of experience building great products using cutting-edge technologies You feel comfortable working across the entire tech stack, with focus ...

scale - includes a Python command-line client (pi), the IPLM API server, the PiCache caching layer, and a Web based interface. As a Senior Software Engineer on the IPLM team, you will own end-to-end features across the CLI and PiCache. You will be expected … development workflows (agent-based QA loops, automated implementation workflows) that plug into the team's day-to-day development. Requirements 5+ years of professional software engineering experience, with strong day-to-day Python. Command-line tooling experience: argument parsing, subcommand design, structured (JSON) output, and machine-readable error handling. ...

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 ...

Artlogic is seeking a pragmatic, impact-driven AI-Native Senior Software Engineer to evolve and extend our platform. You will guide technical direction, mentor teams, and champion AI-native workflows while balancing business impact with engineering excellence. You will work closely with Product Managers, Designers, and Engineers ...

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. ...