126 to 150 of 240 Senior Software Engineer Jobs in the UK

Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) This is a hybrid role, 3 days remote and 2 days in the office Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background ...

Title: Senior Software Engineer Location: Somerset Salary: up to £60,000 An opportunity has arisen for a Senior SoftwareEngineer to join a growing engineering team delivering software solutions used in industrial environments. You will develop and maintain desktop and web applications using C# ...

Senior Software Engineer – AI Start-up – London – In-Office – Up to £200k Base + Equity We’re supporting a category-leading AI organisation building next-generation conversational agents used by major global brands. Their platform powers intelligent, human-like interactions across chat, email and voice, resolving millions … voice models and build scalable, production-ready pipelines. Identify patterns across customers and feed those insights into platform improvements. Qualifications 2+ years’ experience in software engineering. Strong competence with Python and TypeScript , including asynchronous programming. Ability to debug across deep technical stacks: distributed systems, latency, failure modes, data flows. ...

Title: Senior Software Engineer Location: Somerset Salary: up to £60,000 An opportunity has arisen for a Senior SoftwareEngineer to join a growing engineering team delivering software solutions used in industrial environments. You will develop and maintain desktop and web applications using C# ...

Title: Senior Software Engineer Location: Somerset Salary: up to £60,000 An opportunity has arisen for a Senior SoftwareEngineer to join a growing engineering team delivering software solutions used in industrial environments. You will develop and maintain desktop and web applications using C# ...

Title: Senior Software Engineer (C#/.NET) Location: Newcastle Company: Consultancy Salary: Up to 130k (depending on experience) Platform Recruitment has partnered with a high-calibre consultancy that is growing rapidly and building out new sectors. This is a high-calibre team with a high … take on real ownership early and work alongside strong engineers working on complex distributed systems. They are looking for a strong Full Stack Engineer with deep expertise across C#/.NET and modern frontend technologies. This role offers the opportunity to take ownership of a division within the consultancy ...

Raytheon UK have a full time, permanent opportunity for a Senior Software Engineer to join our team on our Manchester or Gloucester sites. You'll be part of our experienced software dev function, working in a cross-functional team, delivering and deploying critical software across … cyber sectors. Collaborating with customers and suppliers to deliver secure, mission critical systems using the latest technologies and innovations. Responsibilities Design and build software using industry best practice Collaborate with stakeholders and other engineers Contribute to the completion of milestones associated with your project Contribute to continuous improvement within ...

Senior Software Engineer/Developer (C# .Net) Newcastle to £120k Opportunity to join a rapidly growing Fintech that is building sophisticated technology for the global investment management industry. Backed by significant funding and working alongside leading hedge fund partners, the company is solving complex engineering problems ...

Title : Senior Python Software Engineer Location : Bristol (Remote - Monthly Site Visit) Salary : £65,000 - £75,000 (Depending on Experience) Please note : Applicants must have permanent and unrestricted right to work in the UK, as sponsorship is not available for this role. Overview This role is focused … supporting Research & Development tooling, internal software systems, and automated development pipelines that ensure software reliability, security, scalability, and regulatory compliance. Job Responsibilities Support software development activities across R&D tooling, data infrastructure, and automated development pipelines Develop and maintain internal software systems, databases, and ETL pipelines. ...

Senior Software Engineer - eDV Cleared Location: Worcestershire Clearance: eDV Salary: Up to £80,000 + Clearance bonus To apply, email ...

Senior Software Engineer - SC Cleared Location: Gloucester Salary: Up to £80,000 Clearance: Active SC Clearance and eligibility for DV To apply, email ...

Senior Software Engineer - SC Cleared Location: London Salary: Up to £80,000 Clearance: Active SC Clearance and eligibility for DV To apply, email ...

Senior Software Engineer - SC Cleared Location: Manchester (Hybrid) Salary: Up to £80,000 Clearance: Active SC Clearance and eligibility for DV To apply, email ...

well-established technology organisation is looking for a Senior Software Engineer to join its growing software engineering function. The business develops advanced control, display, and mission-critical systems used across safety-critical environments. They are looking for experienced software engineers who can take ownership ...

C++ Senior Software Engineer required with Microsoft Visual C++ or MSVC experience ideally with OpenGL or other rich GUI knowledge required to join a large team. You will work towards the ownership of a design from requirement specification through to verified software including extensive test … relevant subject. Responsibilities Design and develop highly responsive, rich and real time graphical user interfaces. Specify, design, implement, testing and maintain of software using C, C++ and associated technologies. ...

Expleo is looking for a Senior Software Engineer (DevOps) to join our team, supporting a key client on a maternity cover contract through to March 2027. This is a fantastic opportunity to work within a collaborative squad, driving high-quality software delivery, performance, and reliability … modern DevOps environment. Key Responsibilities: * Delivering robust, scalable software as part of a cross-functional team * Driving DevOps best practices across development, QA, and operations * Improving CI/CD pipelines and deployment processes * Ensuring application performance, stability, and reliability * Mentoring junior team members and contributing to technical excellence * Solving ...

Senior Software Engineer/Developer (C# .Net Desktop Application) Reigate/WFH to £90k Do you have expertise with C# desktop development, working on complex scalable systems? You could be progressing your career, in a senior, hands-on leadership role working on complex and technically challenging ...

client, a leading provider of autonomous systems and unmanned aerial solutions, is currently seeking an Embedded Software Engineer to join their team at Aberporth Airport, West Wales. This position offers a unique opportunity to develop cutting-edge software for UAV platforms within the Defence & Security sector. … Responsibilities: Design, develop, and maintain embedded software for UAV systems and subsystems Implement low-level drivers and interfaces for sensors, actuators, avionics, and communication systems Develop software for real-time and embedded environments, ensuring deterministic and reliable performance Integrate software with hardware platforms and support system-level ...

Senior Scala Engineer Manchester (Hybrid – 2 Days Per Week) Up to £150,000 + Share Options + Excellent Benefits Are you a Senior Scala Engineer who thrives on solving complex engineering challenges at scale? I'm partnering with a highly successful US-owned technology business with … particularly interested in speaking with engineers who have experience working withinFAANG organisationsor similarly recognised high-scale technology companies, where engineering excellence, scalability and software craftsmanship are fundamental to success. The Opportunity As a Senior Scala Engineer, you'll play a key role in designing and developing highly ...

Purpose of the Position As a Senior Software Engineer, you will be part of a cross-functional, service-oriented team, working on extending and maintaining our Affiliate Marketing platform. You design and build reliable services by writing clean, secure, and well-tested code, following modern engineering best … evolve over time, offering opportunities to gain deeper knowledge and experience within the online and affiliate marketing domain. Skills & Expertise 6+ years of professional software engineering experience Strong foundation in OOP and comfort working with multiple programming languages, ideally incl. Java/Spring Passion for clean, maintainable code with ...

Senior Software Engineer - Storage & Compute Stability Location London Business Area Engineering and CTO Ref # 10049715 Description & Requirements About the Team The Storage and Compute Stability Team is a trusted partner in ensuring the reliability, performance, and security of Bloomberg’s cloud storage and compute infrastructure. … operate at the intersection of infrastructure, software, and services, proactively identifying, solving, and preventing issues before they impact our users. Our focus is on streamlining processes, driving automation, and serving as a bridge between product teams and stakeholders. This enables Bloomberg’s engineers to innovate rapidly, while maintaining stability ...

Senior PLC Software Engineer – Cranleigh, Surrey (Hybrid) – Permanent, Full-time – Salary: £ Competitive + Benefits: Bonus scheme, Private healthcare, Share Options, Pension contribution, 25 days holiday + bank holidays, Flexible hours, Life assurance What you’ll be doing Designing and developing PLC software for ammonia cracking systems … Programming PLCs (Siemens S7/TIA Portal preferred, others considered) Working within an existing system architecture, with increasing input over time Defining and improving software development processes and standards Producing structured, maintainable code (IEC 61131-3) Supporting software verification and validation (including simulation where applicable) Integrating PLC systems ...

leading safety technology firm is looking for a Senior Software Engineer to develop high-quality software solutions in a hybrid work environment. You will collaborate with a passionate team on RiskProof, an award-winning digital management platform. The ideal candidate has extensive experience with Angular ...

Senior Software Engineer - National Security (Data Systems) About the role You'll design and deliver scalable data processing solutions for customers operating in highly sensitive, demanding environments. This is hands-on technical work: you'll architect cloud-native systems, lead data pipeline development, and work directly with ...

Senior Software Engineer is required by this B2B Fintech business as they look to improve their product platform offering and build on their client success. You'll be expected to drive technology improvements, and play a pivotal role in a small software engineering team. This … improvement of their platform, leading feature development, liaising with stakeholders and Product teams internally, working through the entire life cycle. Designing and implementing new software solutions, providing technical guidance to a small team, ideally offering experience across. Solid Python web development in a B2B product setting Django FastAPI/ ...