576 to 600 of 1,320 Senior Software Engineer Jobs in the UK

Menlo Security is hiring a Senior Software Engineer to join the Threat Protection and ShadowAI team in the UK. You will design, build, and own features that protect enterprises from web threats and AI-based risks, delivering scalable services in a secure cloud environment. You will work ...

company is hiring a Senior Software Engineer II to join the OPX team within the Developer Experience organization. You will design and build automated reliability and self-healing systems at scale, delivering platform tooling that engineers across the company adopt for their services. You will own incident ...

CybSafe is seeking a senior software engineer to own product features end to end, from problem shaping to production. You'll work within a small autonomous squad alongside product, design, and science teams, guiding roadmap conversations in ambiguity. The ideal candidate has strong Python experience, relational database ...

United States Digital Space LLC is looking for a Senior Software Engineer to join the FX Routing and Aggregation team. In this role, you will be responsible for building and maintaining essential FX trading services that support clients globally. You will utilize a modern technology stack including ...

Role Aveni is building next-generation AI systems for UK financial services, where safety, compliance, and trust are non-negotiable. We're hiring a Senior Software Engineer to work on AI and agentic platform capabilities that power intelligent, automated workflows for financial services. This is a high … communicator who can explain complex ideas clearly Passionate about mentoring and raising team standards This role offers a clear path into Staff or Lead Engineer positions Drive architectural decisions across multiple teams Own complex, cross-cutting AI systems Benefits at Aveni. What you’ll love: Remote-first working across ...

technology company focusing on media processing seeks a Senior Software Engineer in London. You'll engage in full-stack development, emphasizing infrastructure to scale systems for leading news organizations. This hybrid role allows you to impact critical engineering decisions and work with AWS, MongoDB, and more. Strong … experience in software production and a proactive mindset are essential. Interested candidates can email their CV to talent.engineering@trint.com. #J-18808-Ljbffr ...

ideas from research to production with less friction. Through our merger with Voltage Park, a neocloud and AI Factory, Lightning AI combines developer-first software with cost-efficient, large-scale compute. Teams get the tools they need for experimentation, training, and production inference, with security, observability, and control built … resource management, and developer tooling, this team creates the platform capabilities that every customer and engineering team depends on. We're looking for a Senior Software Engineer to help design, build, and scale these core systems. You'll work on backend services that support researchers, startups ...

RedRock Resourcing in Reading, United Kingdom, seeks a Senior Software Engineer to join Agentic Engineering initiatives. You will leverage AI coding agents to refactor and modernise complex legacy systems, building the engineering harness and governance needed for safe AI-driven development. The role emphasizes a strong C# ...

Novatus is evolving its core domain services as a Senior Software Engineer, building and maintaining systems in a modern domain-driven, event-driven architecture. You will help re-platform from a legacy Django app to a service-based .NET platform on AWS, delivering precise, auditable regulatory reporting ...

Legora, an AI-native legal tech company, seeks a Senior Software Engineer to build, review and ship products for legal professionals worldwide. You will own features across the stack with autonomy and collaborate with a talented team. You will work with TypeScript, React, Node.js, AWS, Azure ...

mission-driven tech organization in Manchester is seeking a Senior Software Engineer to build scalable, cloud-native systems. The ideal candidate will work in a collaborative DevOps environment, managing a product's lifecycle from ideation to production support. Key skills include TypeScript (Node, React), AWS (serverless ...

Software Engineer (Golang) | High-frequency trading (HFT) We're also looking for Quantitative Modellers, ML Experts & Software Engineers. Were looking for experienced individual contributors (IC) to join a high impact HFT team, voted one of the best places to work (showcased by their high, longstanding, employee tenure … . Join a company with a decade of exposure alongside a huge emphasis on work life balance (very senior team with a lot of freedom and ownership). Essential Skills 4+ years programming exposure with Go/Golang or similar Understanding of AWS to build pipelines. Understanding of high ...

financial cartels of the past decade, contributing expert opinions, and advising global law firms, institutional investors and regulators. About this Role As a Senior Software Engineer, you will apply experienced hands‐on technical knowledge, vision and an innovative mindset to help us expand, build and maintain … data infrastructure and software libraries needed to support the quantitative research of our economists. You will have experience gathering requirements and contributing to sprint planning. We make use of kanban and sprint cycles to plan and stay on top of output. Our target stack relies heavily on Python, containerisation ...

understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments. Python Senior Software Engineer Location: Manchester These roles require 5 days week on site. We offer a range of flexible working arrangements please speak … reaches of space theres no limit to where a career at BAE Systems could take you. Role description We are looking for experienced Python Software Engineers who want to have a real impact, and who are keen to apply their creative thinking to the ever-changing space of cybersecurity. ...

adoption of AI in financial services accelerates, and we’re now scaling our engineering organisation to meet that demand. Our engineering team includes experienced software engineers and PhD-level AI specialists, with strong ties to the University of Edinburgh, giving you access to exceptional expertise and opportunities for continuous … learning as part of the day-to-day work. The Role As a Senior Software Engineer at Aveni, you’ll be responsible for building and scaling the products that sit on top of FinLLM (the UK's first LLM for the Financial Services industry) and other LLMs ...

Immersum is seeking a Senior Software Engineer to design, build and run new services in .NET on Azure, in a London hybrid team. You’ll own from first commit to production, making architectural decisions and owning reliability in a high-volume FX/payments platform. ...

Addepar is looking for a Senior Software Engineer to join the Investor Solutions team in Edinburgh. You’ll extend Navigator and related tools, collaborating with product, design, GTM, and research teams to deliver high-impact features for institutional clients. You’ll work across the Addepar ecosystem, applying ...

MONY Group is hiring a Senior Software Engineer in Manchester, hybrid role with 2 days in the office. You will contribute to building scalable financial products, work across the full SDLC, and collaborate with product, design, and engineering peers to deliver value to millions of customers. ...

Roku, Inc. in Cambridge is seeking a Senior Software Engineer to design and develop platform products used by millions of consumers. The role involves close collaboration with Product/Design teams and emphasizes a strong foundation in large-scale systems and cloud services. The ideal candidate should ...

TradingHub Group in London is seeking a Senior Software Engineer to join our Structured Data team and help drive the evolution of a platform that sits at the heart of TradingHub's products and services. This role is ideal for an engineer who enjoys working across ...

Senior Backend Engineer - Node.js/TypeScript 12-Month Contract | Fully Remote | Outside IR35 We're looking for a Senior Backend Engineer to join an exciting fintech business, working on highly scalable, mission-critical financial systems. The role is heavily focused on Node.js, TypeScript and AWS , with … regulated environment , ideally FinTech or financial services Comfortable owning services within a build-and-run environment This is a genuinely hands-on senior role with significant autonomy, where you'll be expected to think beyond the code and consider scalability, resilience, operational impact and customer needs. If this role ...

Bite is a well-funded startup building AI for architecture, engineering and construction in London. As a Senior Software Engineer you’ll be one of our first engineering hires, owning end-to-end features across a polyglot stack: Node/TypeScript backend API, React frontend, C#/ ...

have the autonomy and support to make an impact as we build for the long term. About the role: the company is hiring a Senior Software Engineer II to join our Operational Excellence (OPX) team within the Developer Experience organization. DevEx is responsible for the engineering environment … with product engineering teams to strengthen their operational posture. You should apply if: You want to impact the industries that run our world: The software, firmware, and hardware you build will result in real-world impact - helping to keep the lights on, get food into grocery stores, and most ...

Runa, based in London, is seeking a Senior Software Engineer to architect, implement and deploy services from end to end. You will write clean, scalable code to build products used by thousands of customers. You will work with Python, TypeScript and JavaScript on a modern AWS serverless ...

TNEI Services Ltd is looking for a Senior Software Engineer in Manchester to develop high-performance simulation tools using C++. Candidates should have a strong background in C++ programming, and be familiar with Python and power systems concepts. The role offers flexible working hours, 25 days ...