201 to 225 of 315 Senior Software Engineer Jobs in the UK

excellent opportunity to join one of the UK's leading software consultancie s , renowned for its strong presence in the public sector while also delivering private and SC-cleared projects. As a Senior Software Engineer, you will look to design, build, and deliver high-quality software ...

looking for a Senior Software Engineer to join a growing team building smart, scalable tools used by professionals across a range of industries. You'll work onsite in London, helping shape robust backend services and responsive user experiences using React, NextJS and NodeJS. What ...

havean exciting opportunity for a Senior Software Engineer to join the Operational and Regulatory Technology department for an award-winning investment platform, offering a collaborative team working environment, training and excellent career progression. Our strategy is to have a cross functional development team, with team members working ...

healthcare staff rather than adding burden. MMR is a well-funded company with long-term investors and a strong financial foundation. Our hardware and software teams have developed a fully functional medical robotic platform that has successfully completed animal trials. As we move into the next phase … with a focus on safety, reliability, manufacturability, and scalability, preparing our technology for deployment in hospitals worldwide. About the Role We are seeking a Senior Software Engineer in Test with strong Python experience and a background in testing embedded systems. This role focuses on verification ...

pawaTech is looking for a Senior Software Engineer with passion for teamwork and a collaborative mind. As part of the Sports Feed team, you will be working on integrating sports data from third-party providers, reformatting and distributing that data to different internal systems, and building scalable … Compensation range: £5500 - £8000 full contractual monthly pay. About us: pawaTech is a leading iGaming solutions provider, delivering sportsbook, casino, lottery, and player management software as a service. We power betPawa - Africa’s largest betting brand, operating across multiple markets. Our platform is designed for scale, handling millions ...

operations are conducted, building systems that are safer, smarter, and dramatically more environmentally responsible. Location: London or Porto The Role We’re seeking a Senior Software Engineer to design, build, and maintain backend containerised services that power our scalable edge‐compute platforms. You’ll work closely with … Software Team Lead and collaborate across multidisciplinary engineering teams, providing technical leadership while remaining hands‐on with complex systems. What You’ll Do Build production‐grade software using .NET C#, Python , and modern backend technologies Design and prototype services using containerised microservices Apply and challenge engineering best practices ...

Description Were hiring a Senior Software Engineer (Python) - Trading Systems to own and evolve a production options trading system. It runs during market hours, ingests real-time market data, and requires profiling-led performance engineering to keep p50/p99 latency, jitter, and reliability within tight bounds. ...

Senior Core Systems Developer Remote - UK or Europe About us At Auros, we’re dedicated to advancing the cryptocurrency ecosystem through unparalleled liquidity and market-making services. We’re one of the largest participants in the market, trading across 10+ global locations, facilitating 3-4% of global daily volumes … system improvements. Engage with the team during system design discussions, code reviews, trading idea brainstorms. Who you are Our ideal candidate will have: Software engineer with 5+ years experience in developing clean, maintainable, performant code. You have 3+ years experience developing in both Python and C#. Good programming ...

seeking an experienced Senior Software Engineer to join a fast-growing, innovative organisation at the forefront of semiconductor technology, embedded systems, and capacitive touch solutions. This is an exciting opportunity to lead the design and development of firmware and advanced touch algorithms used in next-generation consumer ...

them, they've also backed Moneybox, Exotec, Thought Machine and many other high-growth start-ups. About the Role We're looking for a Senior Software Engineer to lead our engineering team. You'll set the technical direction, make key architecture decisions, and help hire and build … team as we grow. This is a senior role - you'll have significant ownership over how Keith's platform is built, deployed and secured. You Will: Design and own the architecture of Keith's platform - the state machine, workflow engine, API layer and data model that orchestrate every transaction ...

Software Engineer £700 per day (inside ir35) Contract until Jan 2027 with 1 year extension expected. Responsibilities Develop quality software and web applications in Python and C# Process file automation - Extracting, Loading and Transforming workloads Analyse and maintain existing software applications Design highly scalable, testable code ...

Title: Senior Full-Stack Software Engineer (TypeScript, React, Node.js, AWS) Location: Leeds (2 days per week on-site) Salary: £60,000 - £70,000 + benefits Why Apply? This is a standout full-time Senior Full-Stack Software Engineer role in Leeds within a well ...

growing SaaS and digital product business is hiring a Full Stack Software Engineer to build and scale modern web applications across both front end and backend systems. This is a hands-on role working across Angular and C# .NET, suited to someone who enjoys owning features … contributing to both architecture and delivery. Role: Full Stack Software Engineer Salary: Up to £75,000 Location: Guildford, 5 days per week onsite What you’ll be doing: Design, develop and maintain full stack web applications using Angular and C# .NET Build scalable APIs and backend services using ...

supporting a pioneering biotech company based in Cambridge who are looking to add a Senior Software Engineer to their growing team. This is a full-time permanent position. Key responsibilities will include: Take ownership of the design, development and testing for software applications. Oversee testing, debug … authority. Work across full system development lifecycle. Look after the businesses existing software. Work closely with wider engineering teams. The Successful candidate will have: Software Engineering/Computer Science Degree BSc/BEng/HND qualification or relevant experience. Experience with C++, Python, Javascript. Strong understanding of git. Experience ...

Senior Python Engineer | Ipswich (Hybrid) | £65,000 - £70,000 | Python Location: Ipswich, hybrid working Salary: £65,000 - £70,000 + benefits Tech Stack: Backend: Python Architecture: Microservices, distributed systems Cloud: AWS, Azure, or GCP experience beneficial Tools: Git, CI/CD pipelines, REST APIs Are you the kind … engineer who enjoys working on systems where correctness, reliability, and real world impact matter and you're looking for your next career challenge? We’re working with a well-established but growing technology company building complex, data heavy software used in high stakes environments. This ...

Java/Microservices/API design/LLMs/AI/Claude Code/Copilot Role: Senior Software Engineer Company: Financial Services Location: London - Hybrid 3 days per week Salary: up to £120,000 Join a Service Modernisation team driving AI-first software development in financial ...

Senior Python Engineer | Ipswich (Hybrid) | £65,000-£70,000 | Python Location: Ipswich, hybrid working Salary: Competitive + benefits + equity Tech Stack: * Backend: Python * Architecture: Microservices, distributed systems * Cloud: AWS, Azure, or GCP experience beneficial * Tools: Git, CI/CD pipelines, REST APIs Are you the kind … engineer who enjoys working on systems where correctness, reliability, and real world impact matter and you're looking for your next career challenge? We're working with a well-established but growing technology company building complex, data heavy software used in high stakes environments. This ...

Senior Platform Engineer (Azure/Kubernetes) UAE | On-site | $140,000–170,000 base + Discretionary Bonus We’re hiring a Senior Platform Engineer to own production systems end-to-end, operating distributed and model-driven workloads at scale in a cloud-native environment. Why this … improve and evolve the platform Apply if you: ● Have strong experience operating large-scale production systems as a Platform/SRE/DevOps Engineer ● Bring deep hands-on experience with Microsoft Azure and Kubernetes in production ● Build and operate CI/CD systems, and write Python for automation ● Understand ...

Senior AI/ML Software Engineer (C++/C#, Python) Guildford, Surrey (Fully Onsite) £85000 - £125,000 + 25% Bonus, 10% Pension, Private Medical. - Must have a Masters or PhD Degree in a STEM/Computing discipline. - Must work full-time, 5 days a week … Guildford office. - Must have a robust production-grade Software Development skills. Your new company You'll be joining a highly respected software engineering business that applies advanced modelling, data science, and machine learning to solve complex, real-world problems at scale. Their technology underpins critical decision-making ...

havean exciting opportunity for a Senior Software Engineer to join the Operational and Regulatory Technology department for an award-winning investment platform, offering a collaborative team working environment, training and excellent career progression. Our strategy is to have a cross functional development team, with team members working ...

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 ...

data, legal and ESG insights, all delivered at speed to some of the biggest names in banking, asset management and law. They need a Senior Software Engineer to join a cross-functional product team and help shape the backbone of their platform. What you'll be doing … Python/FastAPI stack, working on everything from data pipelines and API design to ML/AI service integration. You'll be a proper senior IC, running code reviews, mentoring engineers, and getting involved early in research and experimentation, not just building to spec. The stack Python (FastAPI, Flask ...

DWP. Digital with Purpose. Join DWP as a Senior Software Engineer in the PTP-MOSS team, maintaining and improving vital legacy systems that enable services for millions across the UK. Our DWP Digital teams use fresh ideas and leading-edge tech to build and maintain digital solutions ...

DWP. Digital with Purpose. Join DWP as a Senior Software Engineer in the PTP-MOSS team, maintaining and improving vital legacy systems that enable services for millions across the UK. Our DWP Digital teams use fresh ideas and leading-edge tech to build and maintain digital solutions ...

DWP. Digital with Purpose. Join DWP as a Senior Software Engineer in the PTP-MOSS team, maintaining and improving vital legacy systems that enable services for millions across the UK. Our DWP Digital teams use fresh ideas and leading-edge tech to build and maintain digital solutions ...