1 to 25 of 172 DemandTrendPermanent Senior Software Engineer Jobs in the UK

SENIOR SOFTWARE ENGINEER - eDV CLEARED NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A GLOBALLY LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE Permanent job opportunity for a Senior Software Engineer Globally leading defence/cyber security company Salary up to £100,000 plus clearance bonus London based organisation … in an easily accessible location Permanent Software Engineer To apply please call/or email WHO WE ARE? We are recruiting Senior and Lead Software Engineers to work with a multi-national, industry leading National Security client in central London. Due to the nature of the work you must hold enhanced DV Security Clearance. WHAT WILL … THE SENIOR SOFTWARE ENGINEER BE DOING? As a Senior Software Engineer, you will work with an experienced agile team to design and deliver packages of bespoke work, work development teams and liaise with customers. You will work through the entire software development life cycle from requirements capture to R&D, implementation to automation. More ❯

Senior Embedded Software Engineer Hampshire Hybrid working (1 Day week in office) Aerospace & Defence 35 Hour week The Role - Senior Embedded Software Engineer This is an outstanding opportunity for a Senior level Embedded Software Engineer to join a prominent global aerospace business in the development of safety critical software solutions. … You will be responsible for designing, developing, and testing software within the avionics development team. You'll need to be a methodical engineer with a strong background in optimising systems utilising embedded C++ coding, and whilst aerospace experience would be hugely beneficial, this is not a prerequisite. Duties - Senior Embedded Software Engineer Lead full lifecycle … of design, implementation and test of aerospace software products. Ensure compliance with Aerospace safety standards. Maintaining and managing continuous software integration and testing processes. Ensure software quality and reliability. Identifying software failures and implementing effective solutions. Mentor less experienced team members. Background - Senior Embedded Software Engineer A bachelor's degree in engineering Extensive More ❯

Senior Embedded Software Engineer Hampshire Hybrid working (1 Day week in office) Aerospace & Defence 35 Hour week The Role - Senior Embedded Software Engineer This is an outstanding opportunity for a Senior level Embedded Software Engineer to join a prominent global aerospace business in the development of safety critical software solutions. … You will be responsible for designing, developing, and testing software within the avionics development team. You ll need to be a methodical engineer with a strong background in optimising systems utilising embedded C++ coding, and whilst aerospace experience would be hugely beneficial, this is not a prerequisite. Duties - Senior Embedded Software Engineer Lead full lifecycle … of design, implementation and test of aerospace software products. Ensure compliance with Aerospace safety standards. Maintaining and managing continuous software integration and testing processes. Ensure software quality and reliability. Identifying software failures and implementing effective solutions. Mentor less experienced team members. Background - Senior Embedded Software Engineer A bachelor s degree in engineering Extensive More ❯

Job Title: Senior Software Engineer Location: Cheltenham Salary: £DOE - We are booking interviews next week! Please call or email for a slot Join Our Team as a Senior Software Engineer and Drive Software Engineering to New Heights! Are you a meticulous Senior Software Engineer with a passion for precision and … engineering industry, we are dedicated to delivering innovative solutions and pioneering projects. Our commitment to excellence has earned us a strong reputation, and we're looking for a talented Senior Software Engineer to contribute to our continued success. The Role: So, what will you be doing as a Senior Software Engineer Define requirements, design … develop, and verify software across a variety of integrity levels (safety-critical to proof of concept). Produce high-quality, maintainable C/C++ code in line with internal coding standards. Conduct design and code reviews to ensure robustness and reliability. Debug and resolve issues in embedded environments. Participate in all phases of the software lifecycle. What are More ❯

Senior Software Engineer/Software Developer who has proven software application development experience across the stack C#, ASP, .NET, Blazor, API Development, Microservices, Containers and Deployment Pipelines is required for a well-established company based in Bedford, Bedfordshire. TWO JOBS AVAILABLE WOULD YOU LIKE TO HELP SHAPE THE FUTURE OF THE COMPANYS TECHNOLOGY? If you … can design and build scalable software, collaborate with diverse teams, mentor junior engineers, then wed like to hear from you. SALARY: £60,000 - £70,000 per annum + Benefits LOCATION: Hybrid Working with your time split working from home and the office in Bedford (MK44) This role can be based in either UK or Portugal Local Salary Ranges Will … Apply JOB TYPE: Full-Time, Permanent JOB OVERVIEW We have a fantastic new job opportunity for a Senior Software Engineer/Software Developer who has proven software application development experience across the stack C#, ASP, .NET, Blazor, API Development, Microservices, Containers and Deployment Pipelines. Working as a Senior Software Engineer/Software More ❯

Senior Software Engineer/Software Developer who has proven software application development experience across the stack C#, ASP, .NET, Blazor, API Development, Microservices, Containers and Deployment Pipelines is required for a well-established company based in Bedford, Bedfordshire. TWO JOBS AVAILABLE WOULD YOU LIKE TO HELP SHAPE THE FUTURE OF THE COMPANY’S TECHNOLOGY? If … you can design and build scalable software, collaborate with diverse teams, mentor junior engineers, then we’d like to hear from you. SALARY: £60,000 - £70,000 per annum Benefits LOCATION: Hybrid Working with your time split working from home and the office in Bedford (MK44) This role can be based in either UK or Portugal – Local Salary Ranges … Will Apply JOB TYPE: Full-Time, Permanent JOB OVERVIEW We have a fantastic new job opportunity for a Senior Software Engineer/Software Developer who has proven software application development experience across the stack C#, ASP, .NET, Blazor, API Development, Microservices, Containers and Deployment Pipelines. Working as a Senior Software Engineer/ More ❯

Job Title: Senior Software Engineer Location: Rochester, Kent – Hybrid – 3-4 days on-site per week Role Type: Permanent Salary: £70,000 - £80,000 per annum depending on experience Our client, an established aerospace engineering firm, require an experienced Senior Software Engineer to join their multi-disciplined team. ** This role would require UK Eyes … Only SC Clearance. Please note we can only consider sole UK Nationals (no dual nationalities) ** What the role of the Senior Software Engineer entails: Some of the main duties of the Senior Software Engineer will include: Development and implementation of embedded software, peripheral drivers, protocols, human-machine interfaces and associated supporting certification documentation … Requirements analysis and definition, System/Software Architecture/Design, Modelling and Simulation, Systems/Software Integration, Verification and Validation, Safety Critical Development techniques Peer review and technically guide the work of others, produce size/re-use estimates, reliably estimate your own work Liaise with customers on technical issues, define processes/procedures, perform design review assessments More ❯

Job Title: Senior Software Engineer Location: Rochester, Kent – Hybrid – 3-4 days on-site per week Role Type: Permanent Salary: £70,000 - £80,000 per annum depending on experience Our client, an established aerospace engineering firm, require an experienced Senior Software Engineer to join their multi-disciplined team. ** This role would require UK Eyes … Only SC Clearance. Please note we can only consider sole UK Nationals (no dual nationalities) ** What the role of the Senior Software Engineer entails: Some of the main duties of the Senior Software Engineer will include: Development and implementation of embedded software, peripheral drivers, protocols, human-machine interfaces and associated supporting certification documentation … Requirements analysis and definition, System/Software Architecture/Design, Modelling and Simulation, Systems/Software Integration, Verification and Validation, Safety Critical Development techniques Peer review and technically guide the work of others, produce size/re-use estimates, reliably estimate your own work Liaise with customers on technical issues, define processes/procedures, perform design review assessments More ❯

Senior Software Engineer -UK This is an office-based role in Bangor, North Wales Salary DOE Our client is seeking an experienced Senior Software Engineer to join the Team at Bangor. Why You Should Work Here Our employees are at the heart of everything we do, which is why they are our biggest investment. … offer competitive salaries, top-notch benefits, and a company culture focused on employee development and career enhancement. Our team members can communicate and collaborate with colleagues around the world. Senior Software Engineer Job Summary : The Software Engineer is responsible for the design, development, and deployment of internal and external software systems and solutions. They … are alsoresponsible for mentoring junior engineers, providingtechnical leadership, and contributing to strategic decisions that shape the future of our technology stack. Senior Software Engineer Key Responsibilities : Provides end-to-end software solution development, including: Takes ownership of specific application(s) and system(s) areas, as assigned. Continuously refines and improves code, updating and advancing current code More ❯

Senior Software Engineer – 12M FTC New Senior Software Engineer job based in Southampton - **12 Month FTC** An exciting opportunity has arisen for a Senior Software Engineer based in Southampton for a 12M FTC to join a leading organisation specialising in advanced radiation detection and identification technologies. This 12-month fixed-term … contract offers the chance to work on innovative, real-world applications supporting government, law enforcement, and military sectors. This is a fantastic role for an experienced and motivated software engineer looking to make a direct impact in a company known for cutting-edge solutions and rapid growth. You'll be part of a dynamic, collaborative team contributing to … complex systems and cross-disciplinary development. Key Responsibilities for the Senior Software Engineer job based in Southampton : Lead development of complex software features and end-to-end projects. Collaborate with stakeholders and customers to deliver high-quality software solutions. Support requirements management, estimation, planning, and delivery. Integrate software with hardware to create complete, high More ❯

Senior Software Engineer – 12M FTC New Senior Software Engineer job based in Southampton - **12 Month FTC** An exciting opportunity has arisen for a Senior Software Engineer based in Southampton for a 12M FTC to join a leading organisation specialising in advanced radiation detection and identification technologies. This 12-month fixed-term … contract offers the chance to work on innovative, real-world applications supporting government, law enforcement, and military sectors. This is a fantastic role for an experienced and motivated software engineer looking to make a direct impact in a company known for cutting-edge solutions and rapid growth. You'll be part of a dynamic, collaborative team contributing to … complex systems and cross-disciplinary development. Key Responsibilities for the Senior Software Engineer job based in Southampton : Lead development of complex software features and end-to-end projects. Collaborate with stakeholders and customers to deliver high-quality software solutions. Support requirements management, estimation, planning, and delivery. Integrate software with hardware to create complete, high More ❯

Senior Software Engineer, C++, COR7263 This is a rare opportunity for an experienced, Senior Software Engineer with skills in C++ and Rust, to join an historic British icon at the forefront of Engineering. The Role Ideally with a background in aerodynamics, data science, vehicle dynamics or computer simulations, the Senior Software Engineer will work closely with Design Engineers, Mechanical Engineers and other technical users, to gather and understand the requirements necessary to ultimately design, develop and maintain the software and computational tools they use - a variety of applications across both web and desktop, such as state-of-the-art simulations, real time data and bespoke analysis tools. Benefits include: Bonus … within Engineering, or other technical environments would be of benefit I want to do that! If you have any questions or would simply welcome a chat about this excellent Senior Software Engineer position and company, just call me or drop me an email, as I'd love to hear from you! If, though, you think this role More ❯

Senior Software Engineer – Full Stack up to £95k+ Benefits + Flexible Remote working A Senior Software Engineer opportunity for a growing SaaS business. The Software Engineer will join a small but experienced product team as part of a scale up business, developing an innovative SaaS product in a modern engineering environment. The … Senior Software Engineer will play a hands-on role across the full stack, with autonomy to solve problems using the technology and tools that best fit the solution. Ruby, Ruby on Rails is a key piece of their current stack but Polyglot Engineers with experience with Python, Typescript etc are also welcome. Responsibilities include: SaaS product development … using Ruby on Rails, Python and AWS (or similar) Play a key role solving complex issues alongside senior software engineers Develop scalable and secure applications Key requirements: Previous experience developing SaaS or Data heavy SaaS products A strong hands-on background with the ability to lead on projects is preferred – Senior Software Engineer, Lead Engineer More ❯

Senior Software Engineer - Cloud Integration Location: Stafford/Luton (Hybrid) Salary: Up to £80,000 Job Type: Full-time Ready to move beyond standard development work and own a solution from strategy to deployment? At DigX , we're not just consultants; we're hands-on partners embedded with our clients, tackling their most complex IT challenges. We … turn ambitious architectural visions into tangible, scalable realities. We're seeking a Senior Software Engineer to be a central part of a major enterprise transformation initiative. This is a high-impact role where you'll combine technical excellence with client leadership. You will be the bridge between architectural strategy and technical execution, developing the critical software solutions that connect complex enterprise systems, including ERP, Field Services, Time Tracking, HR, and Payroll . What You'll Be Doing: Own the Solution: Take ownership of software solutions from end to end. You'll produce solution blueprints, lead client discovery sessions, and be the key technical point of contact. Build & Implement: Design and develop robust cloud-based More ❯

Senior Software Engineer - Cloud Integration Location: Stafford/Luton (Hybrid) Salary: Up to £80,000 Job Type: Full-time Ready to move beyond standard development work and own a solution from strategy to deployment? At DigX , we're not just consultants; we're hands-on partners embedded with our clients, tackling their most complex IT challenges. We … turn ambitious architectural visions into tangible, scalable realities. We're seeking a Senior Software Engineer to be a central part of a major enterprise transformation initiative. This is a high-impact role where you'll combine technical excellence with client leadership. You will be the bridge between architectural strategy and technical execution, developing the critical software solutions that connect complex enterprise systems, including ERP, Field Services, Time Tracking, HR, and Payroll . What You'll Be Doing: Own the Solution: Take ownership of software solutions from end to end. You'll produce solution blueprints, lead client discovery sessions, and be the key technical point of contact. Build & Implement: Design and develop robust cloud-based More ❯

Senior Software Engineer - Hybrid (1-2 days in HQ) - £ benefits This role will take ownership of a legacy product developed in Microsoft Access (Front End) and SQL. The successful candidate will maintain, document, and optimise the current product and then will - in due course (in partnership with a 3rd party) - design, develop, and implement reusable C# services … industry and is the largest such independent national service provider in the UK today. They are a national business with staff geographically spread across the UK and Northern Ireland. Senior Software Engineer (Access Developer) - Key duties: Take ownership of, and provide day-to-day support for, the current Access-based platform. Maintain and optimise the existing Access … maintainable. Rewrite legacy services to ensure they are modular and reusable in future system developments. Review and refine the SQL database, focusing on building a robust relational database model. Senior Software Engineer (Access Developer) - Essential experience: Proven experience working with Microsoft Access as a front-end tool. Proficiency in VBA for maintaining and enhancing legacy functionality. Strong More ❯

Senior Software Engineer, C++, MFC, STL, Scientific Software, COR7320 An exciting opportunity has arisen for an experienced Software Engineer to join a world-leading scientific R&D company based in Cambridge, specialising in the design and development of hardware and software tools for pioneering research. The Role The Senior Software Engineer … maintaining Windows-based scientific applications used by researchers globally. Working as part of a small, close-knit development team, you’ll be responsible for implementing new features, solving complex software problems, supporting researchers, and integrating third-party hardware and data formats. This is a fantastic opportunity for a skilled engineer looking to make a real impact in the … world of cutting-edge scientific research. The Company The C++ Engineer will be joining a long-established and highly respected scientific technology company, renowned for its contributions to scientific research. The organisation develops both hardware and software solutions that are used by researchers around the world to advance scientific discovery. With a collaborative culture and a strong reputation More ❯

Senior Software Engineer, C++, MFC, STL, Scientific Software, COR7320 An exciting opportunity has arisen for an experienced Software Engineer to join a world-leading scientific R&D company based in Cambridge, specialising in the design and development of hardware and software tools for pioneering research. The Role The Senior Software Engineer … maintaining Windows-based scientific applications used by researchers globally. Working as part of a small, close-knit development team, you'll be responsible for implementing new features, solving complex software problems, supporting researchers, and integrating third-party hardware and data formats. This is a fantastic opportunity for a skilled engineer looking to make a real impact in the … world of cutting-edge scientific research. The Company The C++ Engineer will be joining a long-established and highly respected scientific technology company, renowned for its contributions to scientific research. The organisation develops both hardware and software solutions that are used by researchers around the world to advance scientific discovery. With a collaborative culture and a strong reputation More ❯

Senior Software Engineer | Bristol | £50,000 - £65,000 DOE | Python | AWS/Azure | Flexible Working Location: Bristol, UK (hybrid & highly flexible working!) Salary: £50,000 - £65,000 DOE + benefits Tech Stack: Python Cloud (Azure or AWS) Frontend (React) - Desirable Are you a Senior Software Engineer with a knack for building and implementing high … quality software solutions for exciting, innovative projects? We are working with a specialist software consultancy who are a leading player in the development of unique technology solutions that solve the UK's most complex problems. They are looking for a talented Software Engineer to join their collaborative and creative teams. This organisation are seeking someone who … is a natural problem-solver, and is able to work autonomously in part of a high performance team. Requirements for Success: Writing clean, maintainable code in Python Expertise in software security principles, design patterns, and architectures. Experience in DevOps techniques such as virtualisation, containerisation, CI/CD, and infrastructure as code. Strong knowledge of cloud technologies and programming languages More ❯

Senior Software Engineer Bristol 50,000 - 65,000 DOE Python AWS/Azure Flexible Working Location: Bristol, UK (hybrid & highly flexible working!) Salary: 50,000 - 65,000 DOE + benefits Tech Stack: Python Cloud (Azure or AWS) Frontend (React) - Desirable Are you a Senior Software Engineer with a knack for building and implementing high … quality software solutions for exciting, innovative projects? We are working with a specialist software consultancy who are a leading player in the development of unique technology solutions that solve the UK's most complex problems. They are looking for a talented Software Engineer to join their collaborative and creative teams. This organisation are seeking someone who … is a natural problem-solver, and is able to work autonomously in part of a high performance team. Requirements for Success: Writing clean, maintainable code in Python Expertise in software security principles, design patterns, and architectures. Experience in DevOps techniques such as virtualisation, containerisation, CI/CD, and infrastructure as code. Strong knowledge of cloud technologies and programming languages More ❯

Senior Software Engineer - Delphi & C# T itle: Senior Software Engineer (Delphi & C#) Department: Procode IT Location: Commutable distance of Chandlers Ford Salary: Circa £55,878 + 15% discretionary bonus Are you an established Senior Software Engineer with recent Delphi and C# experience ? If so, this could be the role for you. … About us We are a dynamic software company . E stablished in 2006, with a vision of help ing the energy and utilities sector s improve customer experience and lower their cost to serve , using smarter process automation. Are you curious about what the future in tech holds? Do you have the drive to want to deliver great solutions … for customers? Then we have an exciting opportunity as a Senior Software Engineer , where w e aim to provide you with a uniquely inclusive and diverse workplace, which showcases the extraordinary in all of us, by enabling you to be the best you can be. Our promise is to put customers at the heart of everything we More ❯

Are you an experienced Senior Software Engineer - C# actively looking for a new role? Do you live in the Hertfordshire area or would love the opportunity to relocate and work in one of the UK's most exciting tech hubs? If so, my client has a superb role available to strengthen their R&D team. You will … play a key role in in all aspects of design, implementation and debugging of software to bespoke robotic applications. In this experienced Senior Software Engineer - C# job based in Royston you will be responsible for the following: Design user interfaces that are both intuitive and easy to navigate. Oversee the complete software development lifecycle for … new projects, taking accountability for the software aspects of assigned responsibilities. The successful applicant for this Senior Software Engineer - C# job based in Royston you must be: Proficient in C# and .NET. Have a 2:1 or above degree in electronic engineering, software engineering, or a comparable technical field. Provable professional experience in a related More ❯

Are you an experienced Senior Software Engineer - C# actively looking for a new role? Do you live in the Hertfordshire area or would love the opportunity to relocate and work in one of the UK's most exciting tech hubs? If so, my client has a superb role available to strengthen their R&D team. You will … play a key role in in all aspects of design, implementation and debugging of software to bespoke robotic applications. In this experienced Senior Software Engineer - C# job based in Royston you will be responsible for the following: Design user interfaces that are both intuitive and easy to navigate. Oversee the complete software development lifecycle for … new projects, taking accountability for the software aspects of assigned responsibilities. The successful applicant for this Senior Software Engineer - C# job based in Royston you must be: Proficient in C# and .NET. Have a 2:1 or above degree in electronic engineering, software engineering, or a comparable technical field. Provable professional experience in a related More ❯

Are you an experienced Senior Software Engineer - C# actively looking for a new role? Do you live in the Hertfordshire area or would love the opportunity to relocate and work in one of the UK's most exciting tech hubs? If so, my client has a superb role available to strengthen their R&D team. You will … play a key role in in all aspects of design, implementation and debugging of software to bespoke robotic applications. In this experienced Senior Software Engineer - C# job based in Royston you will be responsible for the following: Design user interfaces that are both intuitive and easy to navigate. Oversee the complete software development lifecycle for … new projects, taking accountability for the software aspects of assigned responsibilities. The successful applicant for this Senior Software Engineer - C# job based in Royston you must be: Proficient in C# and .NET. Have a 2:1 or above degree in electronic engineering, software engineering, or a comparable technical field. Provable professional experience in a related More ❯

Are you looking for a Senior Embedded Software Engineer C/C++ role working for a global leading engineering business specialising in complex satellite communications systems? If so, my client is currently recruiting for a Senior Embedded Software Engineer C/C++ to join their R&D site based in Chelmsford, Essex. My client … is looking for a Software Engineer to join their Team. They are seeking a key individual to join the existing software team engaged in the development of advanced electronics systems for the satellite modems markets. The purpose of this role is to design, develop and support software within the engineering department. Main responsibilities for the Senior Embedded Engineer C/C++ job will be: - Strong Embedded C and C++ programming for PowerPC or high-performance ARM processors. - Experience programming hardware devices at register level. - Developing low-level embedded software for Linux operating system, Linux kernel development & Linux network programming. Requirements for the Senior Embedded Software Engineer C/C++ job More ❯