326 to 350 of 831 Senior Software Engineer Jobs in the UK

Senior Full Stack Engineer/Technical Lead - Series A/B FinTech Scale-Up This is a fantastic opportunity to join a fast-growing, well-funded fintech and be part of our journey as we continue to develop and scale our distributed financial risk platform. We have multiple roles open and this would suit either a mid/… senior-level engineer looking for a new challenge, or a senior engineer looking to move into a technical lead role. Location: London (Hybrid – 5-minute walk from London Bridge Station) About BondAval Founded in 2020, BondAval is a fast-growing fintech transforming B2B credit with innovative, technology-enabled solutions, serving global blue-chip clients across the … Octopus Ventures, Tallis Capital, Expa and Dawn Capital, alongside Angel Investors like Tom Blomfield (founder of Monzo) and Carlos Cadenas (Index Ventures, GoCardless, Skyscanner). The Role: Full Stack Engineer/Technical Lead We are looking for multiple (Mid-Senior-Lead) Full Stack/Back End Engineers to join our high-calibre engineering team. You will design, build More ❯

Senior C++ Software Engineer required by a global software company developing products for use in data security. *Fully remote - no office based work required at any point" The successful Senior C++ Software Engineer will join a team developing new components that are integrated into a microservices architecture. Proven experience programming C++ on Windows More ❯

Job Title: Senior Embedded Software Engineer Location: Fully Remote (UK) Salary: £80,000 - £90,000 per annum (DOE) Are you a systems-focused engineer with a passion for virtualisation and fullstack development? We're hiring a Senior Systems Engineer to join a UK-based tech company that's building innovative solutions across storage, networking … and compute virtualisation. About the Role As a Senior Embedded Software Engineer, you'll be responsible for developing and maintaining a fullstack virtualisation software platform. You'll work across the full software development lifecycle, from prototyping and architecture to debugging and deployment. This is a hands-on role with the opportunity to influence technical standards … across the platform. Key Responsibilities Design and develop well-structured, testable, and efficient code in C and Python. Prototype solutions and troubleshoot complex system bugs. Lead development of entire software systems and oversee project execution. Recommend and implement new technologies to improve functionality and productivity. Collaborate with cross-functional teams across engineering, QA, and product. Maintain technical standards and More ❯

Senior Software Engineer (Test Software) Location: Stevenage Salary: Up to £75,000 per annum + Bonus Benefits: Job security (Big industry investment, no redundancies during Covid & kept hiring), great pension, Annual Pay Review, Enhanced Parental Leave, Training & Membership Fund, Courses & Training, Hobby Clubs and more A market leading and global company within the aerospace defence sector … are looking for passionate software engineers with experience within test software. This is a fascinating chance to be involved with developing and supporting test software solutions for use within test equipment on aerospace electronics and their control systems. You will get the opportunity to work with teams across all areas test solution design including Real-Time, software … UK for the last 5 years. Previous or current SC and DV clearance is highly beneficial. Duties & Experience: Strong programming knowledge of C, C++ or ADA Previous experience within software development for hardware or safety critical testing Work with a multidisciplinary team to create extensible code for new development and to deliver software solutions Creative design and critical More ❯

Senior Software Engineer (Test Software) Location: Stevenage Salary: Up to £75,000 per annum + Bonus Benefits: Job security (Big industry investment, no redundancies during Covid & kept hiring), great pension, Annual Pay Review, Enhanced Parental Leave, Training & Membership Fund, Courses & Training, Hobby Clubs and more A market leading and global company within the aerospace defence sector … are looking for passionate software engineers with experience within test software. This is a fascinating chance to be involved with developing and supporting test software solutions for use within test equipment on aerospace electronics and their control systems. You will get the opportunity to work with teams across all areas test solution design including Real-Time, software … UK for the last 5 years. Previous or current SC and DV clearance is highly beneficial. Duties & Experience: Strong programming knowledge of C, C++ or ADA Previous experience within software development for hardware or safety critical testing Work with a multidisciplinary team to create extensible code for new development and to deliver software solutions Creative design and critical More ❯

Senior Software Engineer (Test Software) Location: Stevenage Salary: Up to £75,000 per annum + Bonus Benefits: Job security (Big industry investment, no redundancies during Covid & kept hiring), great pension, Annual Pay Review, Enhanced Parental Leave, Training & Membership Fund, Courses & Training, Hobby Clubs and more A market leading and global company within the aerospace defence sector … are looking for passionate software engineers with experience within test software. This is a fascinating chance to be involved with developing and supporting test software solutions for use within test equipment on aerospace electronics and their control systems. You will get the opportunity to work with teams across all areas test solution design including Real-Time, software … UK for the last 5 years. Previous or current SC and DV clearance is highly beneficial. Duties & Experience: Strong programming knowledge of C, C++ or ADA Previous experience within software development for hardware or safety critical testing Work with a multidisciplinary team to create extensible code for new development and to deliver software solutions Creative design and critical More ❯

Senior Embedded Software Engineer – Up to £65,000 + Bonus & Benefits Hybrid | 3 Days On-Site per Week | Cambridge We’re working with an award-winning technology company that designs and manufactures innovative products found in homes across the UK & Ireland. As part of their continued growth, they are looking to appoint an experienced Senior Embedded … Software Engineer to join their collaborative R&D team in Cambridge .This is a hybrid role, requiring 3 days on-site per week in Cambridge, offering a great balance of hands-on collaboration and remote flexibility. What’s on Offer: Salary up to £65,000 (depending on experience) Bonus scheme Private healthcare and a strong overall benefits package … built laboratories Join a friendly, cross-disciplinary team of engineers Involvement across the full product lifecycle – from concept to manufacture The Role: You’ll join a talented team of Software, Electronic, Mechanical and Test Engineers, contributing to the design and development of embedded software for their market-leading products. You’ll play a key role in firmware development More ❯

Senior Embedded Software Engineer – Up to £65,000 + Bonus & Benefits Hybrid | 3 Days On-Site per Week | Cambridge We're working with an award-winning technology company that designs and manufactures innovative products found in homes across the UK & Ireland. As part of their continued growth, they are looking to appoint an experienced Senior Embedded … Software Engineer to join their collaborative R&D team in Cambridge . This is a hybrid role, requiring 3 days on-site per week in Cambridge, offering a great balance of hands-on collaboration and remote flexibility. What's on Offer: Salary up to £65,000 (depending on experience) Bonus scheme Private healthcare and a strong overall benefits … built laboratories Join a friendly, cross-disciplinary team of engineers Involvement across the full product lifecycle – from concept to manufacture The Role: You'll join a talented team of Software, Electronic, Mechanical and Test Engineers, contributing to the design and development of embedded software for their market-leading products. You'll play a key role in firmware development More ❯

Senior Product Engineer – Remote First (Occasional travel to London) | £100k + 10% Bonus Python, TypeScript, GCP/AWS Are you a software engineer with a product mindset? Do you ask questions about what you’re building, challenge assumptions, and care deeply about solving real user problems? If so, this is the opportunity for you. This is … an opportunity for a Senior Product Engineer to join a fast-growing AI and Data scaleup that’s pushing the boundaries of innovation in the UK. You’ll work alongside a team of like-minded engineers to build products that deliver high value to users and make a real impact in a niche, cutting-edge space. You will … and a willingness to challenge the status quo. Excellent communication skills and a collaborative mindset. If this sounds like you, and you would like to learn more about the Senior Product Engineer position, then apply or get in touch today for more information. More ❯

As a Senior Software Engineer, you will play a key role in designing, developing and maintaining high performance cloud-based applications. You'll work with cutting-edge Azure technologies to support our mission in precision medicine research. You will be a vital link between the software team and Internal & external stakeholders. Key Responsibilities Develop & maintain applications … using .NET (C#), .NET Core, and Azure technologies. Collaborate with product managers, designers, and developers to create high-quality software solutions. Mentor junior members of the development team, providing expert support when required. Contribute to design decisions for up-and-coming projects Become a vital link between the software team and key internal and external stakeholders. Design and … manage MS SQL Server databases, optimizing performance and scalability. Implement Azure cloud services (App Services, Functions, Storage, DevOps). Participate in code reviews and contribute to software development best practices. Troubleshoot and debug applications to ensure reliability and efficiency. Stay up to date with emerging technologies and industry trends. Qualifications Minimum of 3 years' experience within a Senior More ❯

Software Architect - Stevenage (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Bristol (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Bristol (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Stevenage (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Stevenage (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Bristol (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Software Architect - Bristol (Hybrid role – typically 3–4 days on-site per week) Salary: Up to £80,000 DOE Security Clearance: British Citizenship The Opportunity: This is a fantastic opportunity for an experienced Software Architect , or a highly capable Senior Software Engineer ready to take the next step. You will be responsible for defining and … leading the software architecture for complex, safety-critical systems at the forefront of defence technology. Working in a collaborative, multi-disciplinary environment, you will help shape robust, secure and scalable software solutions that underpin next-generation weapon system designs. Key Responsibilities: • Define, document and own the full software architecture for major projects, from concept through to implementation. … manage design drivers such as real-time performance, safety, security, flexibility and reusability. • Produce derived and emergent requirements with clear rationale and traceability. • Collaborate closely with systems, hardware and software engineers to ensure technical alignment. • Contribute to long-term technology strategy, influencing tools, frameworks and architectural direction. What We’re Looking For: • Strong technical background in software design More ❯

Job Title: Senior Software Engineer Location: London (Hybrid/Remote options available) Salary: £80,000 per annum About the Role: We are seeking a talented and motivated Software Engineer with 5+ years of experience to join our dynamic team based in London. You will be instrumental in developing, deploying, and maintaining scalable web applications using … technologies. Key Responsibilities: Design, develop, and maintain web applications using Python and Django Build and manage cloud infrastructure on AWS Collaborate with cross-functional teams to deliver high-quality software solutions Write clean, maintainable, and efficient code following best practices Troubleshoot and resolve software defects and performance issues Requirements: 5+ years of proven experience in Python and Django More ❯

Job Title: Senior Software Engineer Location: London (Hybrid/Remote options available) Salary: £80,000 per annum About the Role: We are seeking a talented and motivated Software Engineer with 5+ years of experience to join our dynamic team based in London. You will be instrumental in developing, deploying, and maintaining scalable web applications using … technologies. Key Responsibilities: Design, develop, and maintain web applications using Python and Django Build and manage cloud infrastructure on AWS Collaborate with cross-functional teams to deliver high-quality software solutions Write clean, maintainable, and efficient code following best practices Troubleshoot and resolve software defects and performance issues Requirements: 5+ years of proven experience in Python and Django More ❯

Senior Software Engineer - Backend & Data | Fully Remote (UK) Founding Engineer | Python | GCP | Terraform | Event-Based Systems | Data Pipelines An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Backend & Data) with deep experience in Python, Product development, and Data engineering. Role Information: Salary : Up to £100,000 (DOE) + … strong Product mindset to every decision. This role is ideal for someone who thrives on turning early-stage ideas into scalable, market-ready Products backed by solid Data pipelines. Senior Product Engineer - Highlights: Enhance and scale backend services in Python Architect event-driven solutions in GCP with Pub/Sub & Cloud Run Build and optimise Python code for More ❯

Senior Software Engineer - Backend & Data | Fully Remote (UK) Founding Engineer | Python | GCP | Terraform | Event-Based Systems | Data Pipelines An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Backend & Data) with deep experience in Python, Product development, and Data engineering. Role Information: Salary : Up to £100,000 (DOE) + … strong Product mindset to every decision. This role is ideal for someone who thrives on turning early-stage ideas into scalable, market-ready Products backed by solid Data pipelines. Senior Product Engineer - Highlights: Enhance and scale backend services in Python Architect event-driven solutions in GCP with Pub/Sub & Cloud Run Build and optimise Python code for More ❯

Senior Software Engineer - Backend & Data | Fully Remote (UK) Founding Engineer | Python | GCP | Terraform | Event-Based Systems | Data Pipelines An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Backend & Data) with deep experience in Python, Product development, and Data engineering. Role Information: Salary : Up to £100,000 (DOE) + … strong Product mindset to every decision. This role is ideal for someone who thrives on turning early-stage ideas into scalable, market-ready Products backed by solid Data pipelines. Senior Product Engineer - Highlights: Enhance and scale backend services in Python Architect event-driven solutions in GCP with Pub/Sub & Cloud Run Build and optimise Python code for More ❯

Senior Software Engineer - Backend & Data | Fully Remote (UK) Founding Engineer | Python | GCP | Terraform | Event-Based Systems | Data Pipelines An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Backend & Data) with deep experience in Python, Product development, and Data engineering. Role Information: Salary : Up to £100,000 (DOE) + … strong Product mindset to every decision. This role is ideal for someone who thrives on turning early-stage ideas into scalable, market-ready Products backed by solid Data pipelines. Senior Product Engineer - Highlights: Enhance and scale backend services in Python Architect event-driven solutions in GCP with Pub/Sub & Cloud Run Build and optimise Python code for More ❯

Senior Software Engineer - Backend & Data | Fully Remote (UK) Founding Engineer | Python | GCP | Terraform | Event-Based Systems | Data Pipelines An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Backend & Data) with deep experience in Python, Product development, and Data engineering. Role Information: Salary : Up to £100,000 (DOE) + … strong Product mindset to every decision. This role is ideal for someone who thrives on turning early-stage ideas into scalable, market-ready Products backed by solid Data pipelines. Senior Product Engineer - Highlights: Enhance and scale backend services in Python Architect event-driven solutions in GCP with Pub/Sub & Cloud Run Build and optimise Python code for More ❯

Senior Software Engineer - Backend & Data | Fully Remote (UK) Founding Engineer | Python | GCP | Terraform | Event-Based Systems | Data Pipelines An innovative, mission-driven LegalTech SaaS start-up is looking for a Senior Product Engineer (Backend & Data) with deep experience in Python, Product development, and Data engineering. Role Information: Salary : Up to £100,000 (DOE) + … strong Product mindset to every decision. This role is ideal for someone who thrives on turning early-stage ideas into scalable, market-ready Products backed by solid Data pipelines. Senior Product Engineer - Highlights: Enhance and scale backend services in Python Architect event-driven solutions in GCP with Pub/Sub & Cloud Run Build and optimise Python code for More ❯