1,401 to 1,425 of 9,712 Software Engineering Jobs in the UK

Software Engineer III (Java & JavaScript)

Location
Greater London, England, United Kingdom
identity providers, entitlement services, and downstream APIs, running on AWS ECS and EKS. About The Role This position performs moderately difficult research, design, and software development assignments within a specific software functional area or product line. The candidate should have the ability to work on individual pieces … development of system components of moderate complexity. Work closely with other development team members to understand moderately complex product requirements and translate them into software designs. Successfully implement development processes, coding best practices, and code reviews. Operate in various development environments (Agile, Waterfall, etc.) while collaborating with key stakeholders. ...

Senior Software Engineer, UI Infrastructure

Location
Cambridge, England, United Kingdom
taking on a feature or project simply because that problem needs to be solved and shipped. But that individual must work together with different engineering teams, UI design, product teams, and business leadership to make things happen, which means that engineers succeed here because they can maintain that independent … 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 capabilities ...

Senior AI Software Engineer

Hiring Organisation
Centrica - CHP
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Build retrieval augmented generation over Bedrock Knowledge Bases, taking ownership of content preparation, chunking, embedding strategy, retrieval quality and answer grounding. Treat prompts as engineering artefacts. Version them, test them, and understand precisely what changed when behaviour shifts. Build the evaluation harness. Define what accuracy, containment and safe behaviour … deliver clear benefit into the roadmap, with an honest read on the risk as well as the upside. What we need from you Substantial software engineering experience, with strong Python. You write production code, not just notebooks. Demonstrable delivery of LLM or agentic systems into production for real ...

Senior Software Engineer, Full-Stack

Location
Greater London, England, United Kingdom
lot. You have personally developed and maintained multiple systems from scratch, and you know what trade-offs are involved in building reliable, performant software at speed You want your work to have a tangible outcome for people. You're not satisfied with building products that … light of day You are a builder. You enjoy all aspects of building not only software but a complete product, and are comfortable moving across the stack when necessary. You enjoy problem-solving and thinking from first principles, and are always ready to pick up new skills and build ...

Senior Software Engineer | Full-Stack

Location
Greater London, England, United Kingdom
delivering real-time Language AI to over 300 million users and 200,000+ businesses globally. We are shifting gears. We are moving from "Software-First" to "Product-First." We don't hire engineers to just close tickets or optimize algorithms in isolation. We hire Missionaries—builders who obsess over … before the How. As a Senior Engineer at DeepL, you will operate with the agency of a founder. You will join a high-performance engineering culture that values shipping speed, system reliability, and direct business impact over theoretical perfection, whether you are building our next-gen Voice API, architecting ...

Senior Software Engineer (Java)

Hiring Organisation
Liquidnet
Location
London, UK
Employment Type
Full-time
ensuring system stability and high availability Collaborate with global teams, including Architecture, DevOps, and Product Mentor and guide engineers to improve technical capability and engineering standards Experience/Competences Essential Strong experience designing and building high‐performance, low‐latency Java services within electronic trading Strong experience with distributed messaging … other source control systems Experience in CI/CD concepts Strong communication skills with the ability to collaborate effectively across globally distributed engineering, product, and operations teams Desired Experience with FX, Credit, or Commodities electronic trading flows Knowledge of FIX engines and market connectivity workflows Knowledge of Linux engineering ...

Software Engineer III (Java & JavaScript)

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Software Engineer III (Java & JavaScript) Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript? About the team: You will join … identity providers, entitlement services, and downstream APIs, running on AWS ECS and EKS. About the role: This position performs moderately difficult research, design, and software development assignments within a specific software functional area or product line. The candidate should have the ability to work on individual pieces ...

Senior Software Engineer - Connex

Hiring Organisation
MasterCard
Location
Harrogate, North Yorkshire, UK
Employment Type
Full-time
networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and SummarySenior Software Engineer - ConnexSenior Software Development EngineerJoin a Leading Technology Company in Global PaymentsMastercard, a technology leader in global payments, connects consumers, financial institutions, merchants … territories, while Vocalink technologies underpin the UK's real-time payments, settlements, and ATM networks. Role OverviewWe are seeking a talented Senior Connex Software Development Engineer to join our dynamic, cross-functional team, working within the SAFe methodology. This is an exciting opportunity to contribute to the advancement ...

Senior Software Engineer, Substrate

Hiring Organisation
Palantir Technologies
Location
London, UK
Employment Type
Full-time
London, United KingdomDev/Full-time/HybridA World-Changing CompanyPalantir builds the world's leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing … from on-prem to the major cloud hyperscalers, whether they are internet-connected or air-gapped, small hardware footprint or large. As a Senior Software Engineer on Substrate, you will design and build Palantir's managed Kubernetes product offerings across all these environments. You and your team will ...

Senior Software Engineer, Expense

Location
Greater London, England, United Kingdom
story: from the moment a receipt is captured to the moment it lands in the general ledger. About the role: We are growing Expense Engineering in Berlin and London. You will join the org that owns the full expense lifecycle for employees, approvers, and finance admins — used by companies … partial writes Mentor others and write designs that teams across time zones can implement from What we're looking for: 5+ years building production software (8+ for Staff). Strong CS fundamentals. Depth in at least one of: Java/Spring Boot, modern TypeScript, or Python services. Willingness ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
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 … tech stack, with focus on either frontend or backend development You’re autonomous and take pride in the code you write You have strong engineering judgment and taste, and can quickly understand unfamiliar codebases and control flows You’re a problem solver who values simple, pragmatic architecture ...

Full Stack Software Engineer

Location
Greater London, England, United Kingdom
Hadean. We're building it quickly and building it right - and the people who join now will shape its direction. The Role: As a Software Engineer in the dominAI team, you will build across the full stack of our next-generation command and control platform. This is a system … review. Grow your skills across the stack through pairing and code review with senior engineers. Skills, Knowledge and Experience A degree in Computer Science, Software Engineering, or a related field - or equivalent practical experience. Professional experience building web applications with React and TypeScript. Working proficiency in Node.js - comfortable ...

Software Engineer

Location
Greater London, England, United Kingdom
voice, ships meaningful work, and helps shape how AI can make the world safer and more connected. The role: We’re looking for a Software Engineer to join our core engineering team. You’ll play a key role in designing, building, and scaling the systems that power ...

Senior Software Engineer, Video Encoding

Location
United Kingdom
automation frameworks essential for efficiently handling the vast volume of content in our pipeline. About the role We are looking for a Senior Software Engineer to help design and build large-scale video infrastructure powering Live and VOD streaming workflows at Roku. In this role, you will collaborate with … resilient, cloud-native services that operate continuously at scale, solving complex distributed systems challenges across high-throughput media pipelines. This position requires hands‐on software development, including writing new code and maintaining existing codebases across critical video infrastructure. The ideal candidate brings deep experience in backend systems engineering ...

Java/Kotlin Software Engineer - AVP - (Developer Enablement)

Hiring Organisation
Citigroup
Location
Belfast, UK
Employment Type
Full-time
takes it further. This blue-sky project looks at ways we can greatly improve the SDLC process at Citi, taking ideas like grading engineering teams and rewarding those who follow best practices, perhaps moving them from manual approval process to an automatic one. The use of Artificial Intelligence … requirements of the firm are upheld, whilst driving industry best practices (DORA) Why you'll love working here: You get to work in the engineering focused part of the bank, the Chief Technology Office, building tools for other engineersYou'll work and lead small, agile team, in an organisation ...

Senior Software Engineer (Java)

Location
Manchester, England, United Kingdom
full project team (including BAs, QAs and members of the client team) to provide the best solutions to our clients Identifying bottlenecks in the software delivery process and removing any roadblocks that arise Professional handling of difficult client communications for specific issues Identifying knowledge gaps and mentoring opportunities … development using Java, including ORM storage You actively facilitate and encourage knowledge sharing within the team and wider department You advocate for best engineering practices such as code reviews, paired programming, and automated tests You are familiar with cloud services and CI/CD (this is a bonus) What ...

Senior Software Engineer (Java)

Location
Leeds, England, United Kingdom
full project team (including BAs, QAs and members of the client team) to provide the best solutions to our clients Identifying bottlenecks in the software delivery process and removing any roadblocks that arise Professional handling of difficult client communications for specific issues Identifying knowledge gaps and mentoring opportunities … development using Java, including ORM storage You actively facilitate and encourage knowledge sharing within the team and wider department You advocate for best engineering practices such as code reviews, paired programming, and automated tests You are familiar with cloud services and CI/CD (this is a bonus) What ...

Sr. Software Engineer

Hiring Organisation
Meltwater Group
Location
London, UK
Employment Type
Full-time
DescriptionWhat We're Looking For: We're looking for a passionate and experienced software engineer to join our growing API & Exports team at Meltwater. This team is responsible for enabling programmatic access to data across the app - handling thousands of exports daily, improving API usability, and managing API integrations … using tools like Coralogix, CloudWatch, and Grafana. Participate in on-call rotation and incident response for owned services. What You'll Bring4+ years of software engineering experience with a strong backend focus. Proficiency in Golang is required. Demonstrated ability in using AI-augmented development workflows (e.g., Claude, Codex ...

Senior Software Engineer (Java)

Location
Greater London, England, United Kingdom
full project team (including BAs, QAs and members of the client team) to provide the best solutions to our clients Identifying bottlenecks in the software delivery process and removing any roadblocks that arise Professional handling of difficult client communications for specific issues Identifying knowledge gaps and mentoring opportunities … development using Java, including ORM storage You actively facilitate and encourage knowledge sharing within the team and wider department You advocate for best engineering practices such as code reviews, paired programming, and automated tests You are familiar with cloud services and CI/CD (this is a bonus) What ...

Senior Software Engineer (Java)

Location
City of Edinburgh, Scotland, United Kingdom
full project team (including BAs, QAs and members of the client team) to provide the best solutions to our clients Identifying bottlenecks in the software delivery process and removing any roadblocks that arise Professional handling of difficult client communications for specific issues Identifying knowledge gaps and mentoring opportunities … development using Java, including ORM storage You actively facilitate and encourage knowledge sharing within the team and wider department You advocate for best engineering practices such as code reviews, paired programming, and automated tests You are familiar with cloud services and CI/CD (this is a bonus) What ...

Senior Software Engineer - London

Hiring Organisation
Perk
Location
London, UK
Employment Type
Full-time
millions of people experience work, we'd love you on the team. Visit to learn more. ð Powering Real Work Are you a Senior Software Engineer with extensive programming experience? We're not looking for stack experts. We're looking for smart people who can bring in the best … implement our product. Perk is a next-generation platform to take the pain out of booking and managing business travel. As a Senior Software Engineer, this position involves: Product development in Python/Django and/or React of a travel-related web-based productIntegrations between our product ...

Senior Software Engineer - Edinburgh

Hiring Organisation
Perk
Location
Edinburgh, UK
Employment Type
Full-time
millions of people experience work, we'd love you on the team. Visit to learn more. ð Powering Real Work Are you a Senior Software Engineer with extensive programming experience? We're not looking for stack experts. We're looking for smart people who can bring in the best … implement our product. Perk is a next-generation platform to take the pain out of booking and managing business travel. As a Senior Software Engineer, this position involves: Product development in Python/Django and/or React of a travel-related web-based productIntegrations between our product ...

Software Engineer III- Front End- Web- JPM Personal Investing- Mid Level

Location
Greater London, England, United Kingdom
applications that make Nutmeg run. You will deliver product features end-to-end within a cross functional team made up of Engineering and Product. We have a fully aligned Tech stack across the web ecosystem with a collection of team-owned mono-repos - all powered by an internal React … Compilation. Understanding of CI/CD platforms such as Jenkins and Github Actions. Preferred qualifications, capabilities and skills Bachelor’s degree in Computer Science, Engineering or a related field. A passion for self-development and learning who keeps up to date with the latest Web/React trends ...

Senior Mobile Software Engineer – iOS

Location
West of England, England, United Kingdom
first culture. We believe in celebrating one another's achievements, open communication, and transparent leadership. About the role We’re seeking a Senior Mobile Software Engineer (iOS) with strong Swift and Objective-C expertise to help drive the next generation of our best-in-class iOS app. … lead the development of new features, optimize performance, and champion engineering quality across the product. You’ll collaborate closely with product managers, designers, and QA engineers to deliver intuitive, high-performing features that our users rely on every day. We’re looking for someone with a proven track record ...

Software Engineer - Synthetic Monitoring | UK | Remote

Location
United Kingdom
truly career-defining opportunity. This is a remote opportunity, and we would be interested in applicants located in Spain, Sweden, UK, Ireland or Germany. Software Engineer - Synthetic Monitoring The Opportunity: The Synthetic Monitoring squad builds and operates Grafana Cloud Synthetic Monitoring, used by teams globally to proactively verify that … people of different experiences and backgrounds to build diverse teams where every person brings a new perspective to the software. We are looking for Software Engineers who are passionate about building reliable systems and providing seamless experiences for our customers to join our growing team! Our stack is Golang ...