151 to 175 of 353 Senior Software Engineer Jobs

Senior Embedded Software Engineer TUALCOM West of/from London - Berkshire This role will be 5 days per week on-site. Summary: TUALCOM specialises in the design and manufacture of advanced RF navigation and communication systems. We are a global leader in commercial off-the-shelf (COTS … customer satisfaction. Following rapid growth in the UK, we are now poised to strengthen our presence both domestically and internationally. We are seeking a Senior Embedded Software Engineer serve as a key technical authority and ambassador for TUALCOM in the UK. Position Overview: TUALCOM UK is expanding ...

Senior Software Engineer (Backend - Rust) 💻 Location: Remote (United Kingdom) 💰 Salary: Up to £160,000 base Overview A high-scale technology platform is looking for experienced Rust engineers to join a backend team building core services. The team develops distributed systems and event-driven infrastructure that power high … production issues across distributed systems Take ownership of services from design through production operation Mentor other engineers and contribute to engineering standards Experience Experienced software engineer with a track record of building and operating Rust services in production environments Strong experience with asynchronous Rust and networked services Solid ...

About the job Senior Software Engineer (Backend/Systems Design) We’re working with a well-established, private equity-backed technology business operating across multiple international markets. The company builds and delivers critical, high-availability systems within sectors that demand reliability, scalability and long-term performance. Following … continued growth and system evolution, they are looking to strengthen their engineering team with a senior hire. This is a senior-level Software Engineer role focused on designing, building and evolving large-scale, high-capacity systems within a complex, distributed environment. The Role Design and build ...

Senior Software Engineer Salary: £60,000 - £80,000 Location: Southampton - Hybrid on site circa 40% Sector: Defence and National Security You will join a leading defence and national security consultancy, working on software for products in the RF communication and sensors domain. You will be responsible … detailed design, implementation and testing of components of the product software, working with an agile team. There is a degree of flexibility as to the agile tasking within the agile software team, depending on your expertise, the role can flex to focus either on Modern UI design ...

Senior Software Engineers Location(s): Manchester, Cheltenham or Samlesbury Salary: £50,354 to £60,036, including a concessionary payment of £2,758. The final amount depends on your skills and experience. You’ll also receive a one-off recruitment bonus of £3,500, split into two payments … espionage. At GCHQ, you’ll do varied and fascinating work in a supportive and inclusive environment that puts the emphasis on teamwork. As a Senior Software Engineer, you’ll bring your experience of modern software frameworks and team leadership to our passionate tech community. ...

Senior Embedded Software Engineer Hampshire, UK | Remote | Competitive Salary An opportunity for an experienced Senior Embedded Software Engineer to join an advanced engineering team, developing embedded systems for aerospace applications. Key Responsibilities Design and develop embedded firmware in C++ and Python Lead architecture … technical design decisions Develop software for embedded Linux-based platforms Implement real-time systems for signal processing and detection Essential Skills & Experience Strong experience in embedded Linux development Experience programming in C++ and Python Strong knowledge of comms protocols (UART, I2C, STM32) Experience with RF is highly desirable Experience ...

Senior C++ Software Engineer Manchester | National Security | High‐Performance Systems | Up to £80,000 Gross Operating at the cutting edge of defence, aerospace, and national security technology , delivering advanced, mission‐critical solutions for government and international customers. Teams work across highly secure, high‐impact programmes, developing … collaboration, and continuous improvement. Engineers are trusted to take ownership, challenge assumptions, and contribute directly to systems deployed in real operational environments. As a Senior C++ Software Engineer, you will work on the development, enhancement, and support of high‐performance national security systems , collaborating with international customers ...

Senior C++ Software Engineer Manchester | National Security | High‐Performance Systems | Up to £80,000 Gross Operating at the cutting edge of defence, aerospace, and national security technology , delivering advanced, mission‐critical solutions for government and international customers. Teams work across highly secure, high‐impact programmes, developing … collaboration, and continuous improvement. Engineers are trusted to take ownership, challenge assumptions, and contribute directly to systems deployed in real operational environments. As a Senior C++ Software Engineer, you will work on the development, enhancement, and support of high‐performance national security systems , collaborating with international customers ...

Senior Software Engineer (C++) 📍 Remote (UK/Europe) 🏦 High-Performance Trading Systems 💰 Up to £180k + bonus + equity We’re hiring a Senior C++ Engineer to work on the systems that sit at the heart of a global trading platform. This is a backend ...

Senior Embedded Software Engineer Gloucestershire Competitive salary + benefits I’m currently partnered with an international engineering business operating at the cutting edge of motion control, robotics, and industrial automation. They design and build advanced motion controllers used in highly precise applications, think CNC machinery, 3D printing … robotic arms. Where complex, synchronised movement across multiple axes is critical What you’ll be doing As a Senior Embedded Software Engineer, you’ll play a key role in developing next-generation motion control systems. You’ll be working across ARM-based platforms (RTOS and bare metal ...

Senior Embedded Software Engineer (Motor Control & Real-Time Systems) Location: Reading with Hybrid WFH KO2's client, a cutting-edge and rapidly scaling start-up based in Reading, is looking for a Senior Embedded Software Engineer to play a key role in developing next ...

Contract Senior Embedded Software Engineer Rate: up to £60pphr + VAT, outside IR35 Location: East Sussex (Hybrid: 2 days onsite, 3 days remote) Our client, a well-established and financially secure engineering organisation, is seeking a Senior Embedded Software Engineer to join their expanding ...

Senior Software Engineer Location: London (Hybrid/On-site) Salary: £100,000 – £150,000 + equity About the Company We’re working with an early-stage, venture-backed legal technology startup on a mission to transform one of the UK’s most broken consumer experiences: the legal … strong foundation for navigating regulation while moving quickly in a traditionally slow industry. The Role This is an opportunity for a Staff or Senior Product Engineer to join as one of the earliest engineers in the business. You’ll be part of a small, high-calibre team ...

Software Engineer (Junior–Senior) | £50,000–£80,000+ | Hybrid | Defence Sector Ready to build software that makes a real-world impact? Join a high-performing engineering team delivering mission-critical solutions within the defence and national security space. You’ll work on complex, high-stakes systems … where reliability, performance, and security are paramount — contributing to technology that truly matters. This opportunity is open to engineers across Junior, Mid, and Senior levels , offering clear progression, exposure to cutting-edge technologies, and the chance to work alongside experienced engineers, data scientists, and domain experts. What ...

Title: Senior Software Engineer Location: Oxfordshire Salary: up to £70,000 This is a rare opportunity for a software engineer to join a truly ground-breaking, high-precision manufacturing company. You’ll be working at the intersection of software and hardware, helping to build … perfect fit. The Role This is a significant key hire for the business, where you will lead hands on C#/WPF desktop software development that interfaces directly with hardware on high-tech machines. You’ll work with serial protocols to connect sensors, lasers, and motion stages, gaining exposure ...

Senior Mathematical Software Engineer Location: London Permanent: Full time, on site Salary: £125,000 to £140,000 A specialist insurance business is building out its analytical software capability, supporting a proprietary simulation platform used across underwriting, exposure management, actuarial and portfolio decision making. This … complex marine exposure data. This is not a traditional Back End role focused on web applications or APIs. The work is centred on mathematical software engineering, simulation, large scale data processing and building maintainable code (Julia) for a complex production platform. The business does not require prior insurance experience. ...

opportunity has arisen for a Software Engineer to work on highly impactful projects in the Cyber and Intelligence space. The team works on a range of solutions across AI, ML, DevSecOps and Geospatial Intelligence and embraces the latest technologies in order to deliver secure, mission critical systems … organisation that champions collaboration and innovation while enabling you to develop your skills on projects that make a meaningful impact on UK Security. Software Engineer This role would suit a Software Engineer that thrives in a team environment and has an interest in new tech ...

Senior/Lead Software Engineer (Java) Permanent Manchester-based (Hybrid with 3 days in the office) Salary DOE - £95,000 - £145,000 + attractive benefits + bonus The client is continuing to scale their engineering presence in the UK as part of a broader US-UK expansion. … this is one of the first hires for a team that is expected to grow quite quickly. This is a role for a Senior Software Engineer with a focus on Back End development with Java as the primary language. It involves improving and extending existing systems, with ...

Senior Software Developer (.NET) – £60,000 Leeds (Hybrid – 2 days office/3 days remote) We’re working with a Leeds based tech consultancy looking to hire a Senior Software Developer to help deliver modern software solutions for a range of clients. This ...

Senior Embedded Linux Software Engineer | Hybrid | Cambridge | £60-70k DOE Are you a software engineer with experience developing embedded Linux software, with a focus on embedded security? My client is looking for a senior engineer. They operate a sophisticated R&D environment … where you will manage multi-stack software environments, from bare-metal control systems to Linux-based network stacks. Responsibilities Shape system design and test criteria for Linux-based embedded systems. Lead efforts in software security, including Hardware Root of Trust (RoT), Secure Boot, and TPM integration. Integrate software ...

Senior C# Software Engineer - WPF Are you an experienced Senior C# Software Engineer actively looking for a new role? If so, my client has a superb opportunity to strengthen their R&D team. This is a hands-on role where you will play … part in the design, implementation, and debugging of software used to control special purpose machines, while also providing technical leadership and mentoring t click apply for full job details ...

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 … strong full stack development background with technologies that include .NET 4,8, C#, JavaScript, C++ and Java. You and your role As a Software Engineer at DWP Digital, you will play a vital role in maintaining and enhancing the systems that underpin some of the UK's most ...

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 … strong full stack development background with technologies that include .NET 4,8, C#, JavaScript, C++ and Java. You and your role As a Software Engineer at DWP Digital, you will play a vital role in maintaining and enhancing the systems that underpin some of the UK's most ...

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 … strong full stack development background with technologies that include .NET 4,8, C#, JavaScript, C++ and Java. You and your role As a Software Engineer at DWP Digital, you will play a vital role in maintaining and enhancing the systems that underpin some of the UK's most ...

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 … strong full stack development background with technologies that include .NET 4,8, C#, JavaScript, C++ and Java. You and your role As a Software Engineer at DWP Digital, you will play a vital role in maintaining and enhancing the systems that underpin some of the UK's most ...