1 to 25 of 34 Permanent Senior Software Engineer Jobs in Buckinghamshire

Job Description: Senior Software Engineer Tech Stack: C#, .NET, Microservices, Docker, Kubernetes, AWS/Azure United Kingdom Full Remote: Perm Role Salary: £85,000 - £110,000 Harrington Starr has partnered with an innovative start up FinTech who specialise in providing market access and data from their ultra low-latency platform to financial service firms, leading exchanges and … single dealers across digital assets, FIX and more. They are looking to hire a Senior C#, .NET Engineer with strong experience in start-up/scale up firms, able to take ownership of developing new applications, adding features to existing systems and contributing to the growth and success of the companies core products. Key Requirements: Extensive C#, .NET … confidential phone call to discuss this opportunity in further detail, please apply below or send through a copy of your up-to-date CV via email to [emailprotected] . Senior Software Engineer Tech Stack: C#, .NET, Microservices, Docker, Kubernetes, AWS/Azure United Kingdom Full Remote: Perm Role Salary: £85,000 - £110,000 Harrington Starr has partnered More ❯

Klipboard Milton Keynes, England, United Kingdom Join or sign in to find your next job Join to apply for the Senior Software Engineer role at Klipboard Klipboard Milton Keynes, England, United Kingdom 3 days ago Be among the first 25 applicants Join to apply for the Senior Software Engineer role at Klipboard Get AI … office and two days working from home. This approach promotes a balanced work environment that combines office collaboration with the comfort and convenience of remote work." Klipboard provides specialist software, services and support to deliver fully integrated trading and business management solutions to companies in the distributive trade – wherever they are in the world. With a unique depth of … good understanding of Blazor, MAUI, React, JavaScript libraries, .NET Core API Elastic Search (ES), NEST client Good communication and interpersonal skills Project Management skills and experience of having delivered software projects to specification, on time and of good quality Knowledge of industry standard methodologies, tools and processes for software development Knowledge of software project lifecycles - Agile/ More ❯

Social network you want to login/join with: ? Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote ?, high wycombe col-narrow-left Client: Location: high wycombe, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 9 Posted: 10.06.2025 Expiry Date: 25.07.2025 col-wide Job … Description: ? Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote ? Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote … embracing new tech. Languages : ? Ruby-on-Rails, Java, Python, C#, PHP ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. More ❯

Social network you want to login/join with: ? Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote ?, milton keynes col-narrow-left Client: Location: Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 07.06.2025 Expiry Date: 22.07.2025 col-wide Job Description: ? Urgent! x8 Fullstack … Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote ? Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role offers the chance … embracing new tech. Languages : ? Ruby-on-Rails, Java, Python, C#, PHP ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. More ❯

We are offering an exciting opportunity for an experienced Senior Software Engineer to join our client's experienced team on a permanent basis, with the long-term potential for a technical leadership role. The role will involve supporting the development, integration, rollout, and support of complex software solutions, and you'll work on a hybrid basis … license is essential for this role as you will be visiting client sites. You will work alongside a diverse group of customer representatives, solution architects, academic experts, and top software development companies to deliver impactful solutions, so excellent communication skills are paramount for this role. Due to the exciting nature of the role and the projects you will be … on, you must hold active Security Clearance (SC) to be eligible and be a sole UK national. Key Responsibilities: Lead and collaborate with a diverse team to deliver complex software systems. Support the architecture, management, and maintenance of client-centred solutions, including secure private cloud deployments. Engage in hands-on development, integration, and deployment of software solutions. Work More ❯

of performance and excellence. Every detail matters, and every aspect of our operation contributes to achieving success on and off the track. We are currently looking for a motivated Senior Software Engineer to join our Technology Department in Milton Keynes (UK).This role provides a unique opportunity to develop innovative tools and solutions. Your work will directly … influence the performance of the team by providing the necessary tools to navigate and excel in the competitive world of F1. Software Engineering Create and refine software applications that support the aerodynamics department in planning, production, data capture, analysis, and presentation to streamline the aerodynamic development process. Identify, diagnose, and resolve issues within aerodynamic applications, whether these issues … are reported internally or externally. Strive to maintain and enhance the performance of all applications continuously. Execute thorough testing of new and existing software applications to ensure robustness and reliability. Provide ongoing support for these applications, including troubleshooting and updates. Understand, design, and implement both functional and non-functional requirements for new and existing applications, driving improvements and innovating More ❯

Hiring: Senior Ruby on Rails Developer (Remote - UK Based) Location: Anywhere in the UK (100% Remote) Job Type: Full-Time | Flexible Hours | Work-Life Balance Champions Why This Role Rocks: Ready to level up your dev career with a company that actually values innovation, autonomy, and continuous learning? Join a forward-thinking tech powerhouse where creativity meets cutting-edge More ❯

Social network you want to login/join with: Senior Software Engineer - AI Fintech Product Company - FULLY REMOTE IN UK - £120k - TypeScript/Python/React/AWS/GenAI, Milton Keynes Client: Opus Recruitment Solutions Location: Milton Keynes, UK Job Category: Other EU work permit required: Yes Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 Job … Description: I am supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! They are a heavily tech-driven Product Company emphasizing quality engineering, innovation, and forward thinking. As a Senior Software Engineer, you will work closely with their CTO More ❯

Social network you want to login/join with: Senior Software Engineer - AI Fintech Product Company - FULLY REMOTE IN UK - £120k - TypeScript/Python/React/AWS/GenAI, high wycombe col-narrow-left Client: Opus Recruitment Solutions Location: high wycombe, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views … Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: I am supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! They are a heavily tech driven Product Company who put a huge emphasis on quality engineering, innovation and forward thinking. As a … Senior Software Engineer, you will work closely with their CTO and play a very important role on the direction of the product! You'll support with key tech decisions, architecture, project delivery and mentoring other Engineers in the team. Requirements: Deep experience with Python, TypeScript, React, AWS, PostgreSQL, and GenAI + Any experience with any other backend More ❯

Social network you want to login/join with: An excellent opportunity awaits an experienced software developer with strong .NET and React skills to join a leading software company in a role offering strong technical variety, ongoing development opportunities, and involvement in genuinely interesting projects. This company builds innovative software and data management systems that support critical … decision-making in sectors such as environmental monitoring, infrastructure, and energy. In this role you'll join as a senior member of the development team, taking a hands-on role in the full lifecycle of a specialist management platform. You’ll help shape the product’s technical direction, mentor junior team members, and lead across design, implementation, and delivery. … or GCP). A background or interest in scientific, environmental, or infrastructure-related domains is a bonus. This is an excellent opportunity to join a collaborative and tech-focused software team in a senior position offering a mix of engineering depth, meaningful projects, and long-term growth. The Role: *Full-stack development using .NET and React *Azure DevOps More ❯

Social network you want to login/join with: An excellent opportunity awaits an experienced software developer with strong .NET and React skills to join a leading software company in a role offering strong technical variety, ongoing development opportunities, and involvement in genuinely interesting projects. This company builds innovative software and data management systems that support critical … decision-making in sectors such as environmental monitoring, infrastructure, and energy. In this role you'll join as a senior member of the development team, taking a hands-on role in the full lifecycle of a specialist management platform. You’ll help shape the product’s technical direction, mentor junior team members, and lead across design, implementation, and delivery. … or GCP). A background or interest in scientific, environmental, or infrastructure-related domains is a bonus. This is an excellent opportunity to join a collaborative and tech-focused software team in a senior position offering a mix of engineering depth, meaningful projects, and long-term growth. The Role: *Full-stack development using .NET and React *Azure DevOps More ❯

IT We are looking for a Senior Software Engineer to join our IT Engineering Team in Milton Keynes. You will help develop, support, and enhance the business systems and applications using .NET technologies and SQL Server, and to help both drive and support change within the department on both a professional and technical level. Key responsibilities: Keep … up to date regarding best practices in software development and deployment. Implement best practice coding in relation to Development coding standards. Provide direction and technical context for more junior developers. Foster a culture of observability across the engineering team. Help teams across engineering use operational data to improve stability and performance of their applications. Awareness of application security considerations. … teams to resolve them before they become an issue, and install preventative measures to mitigate repeat occurrences. Effectively handle risk, change, and uncertainty across the organization. Work alongside other Software Engineers on projects or work alone where necessary. Create secure and high performing n-tier applications utilizing best practices in the development of database applications using SQL. Contribute to More ❯

Social network you want to login/join with: Senior PHP Software Engineer (AI), high wycombe col-narrow-left Client: Location: high wycombe, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 5 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: We’re searching for a talented Senior Software Engineer who’s ready to innovate and make a real impact! This role combines deep technical expertise with a passion for innovation, particularly in applying AI and machine learning to integration challenges. You will help design and deliver high-quality, scalable features, including AI-enhanced flows, predictive monitoring tools, and automation capabilities powered by Amazon Bedrock, Amazon SageMaker … success through idea generation, strategic input, improved communication, and effective decision execution. Assist in project management activities, including estimation, scheduling, planning, and progress tracking. Play a key role in software deployment activities in our production data centre. Promote a team player status, providing support to fellow team members and mentoring by setting an example. What you’ll need: Expert More ❯

Social network you want to login/join with: Senior Software Engineer - Remote - Fintech - Up to £120k - Python TypeScript AWS, Milton Keynes Client: Opus Recruitment Solutions Location: Milton Keynes (Remote) Job Category: Other EU work permit required: Yes Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 Job Description: I am exclusively supporting a FinTech Product Company that … is currently hiring for 2 Senior Software Engineers to join their remote engineering team. The company is profitable, with a product used by several enterprise clients. They seek confident, experienced, and passionate Senior Software Engineers with a product mindset and deep understanding of Software Engineering. Their focus is on quality engineering and innovation, emphasizing a … includes: Python React/TypeScript Node.js AWS GenAI Experience with another backend language (Ruby, C++, Elixir, Haskell, Go, Clojure, or Scala) is a plus Private projects demonstrating passion for software engineering are also a plus The company is heavily involved in AI and uses up-to-date AI technologies. The role offers up to £120k and is fully remote. More ❯

JUser: :_load: Unable to load user with ID: 993 Job Summary Senior Software Engineer Country: United Kingdom Location: Milton Keynes Sector: Software Engineer Salary: GBP up to £50k Job Type: Permanent Endeavour Recruitment is seeking a Senior Software Engineer, somebody who is passionate about design and development. Candidates should have a Masters More ❯

Social network you want to login/join with: Senior Software Engineer - Remote - Fintech - Up to £120k - Python, TypeScript, AWS, High Wycombe Client: Opus Recruitment Solutions Location: High Wycombe, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 9 Posted: 06.06.2025 Expiry Date: 21.07.2025 Job Description: I am exclusively supporting a FinTech Product Company … that is currently hiring for 2 Senior Software Engineers to join their remote engineering team. They are profitable and have an existing product used by enterprise clients. They seek confident, experienced, and passionate Senior Software Engineers with a product mindset and deep understanding of Software Engineering. Their focus is on quality engineering and innovation, with … includes: Python React/TypeScript Node.js AWS GenAI Experience with another backend language (Ruby, C++, Elixir, Haskell, Go, Clojure, or Scala) is a plus. Private projects showcasing passion for software engineering are also beneficial. The company is heavily involved in AI and utilizes up-to-date AI technologies. The role offers up to £120k and is fully remote. #J More ❯

Social network you want to login/join with: Senior Security Software Engineer, high wycombe col-narrow-left Client: Keysight Technologies Location: high wycombe, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: About the Role Keysight is looking to hire … a senior security software engineer to develop automated program analysis and fuzz testing capabilities for our security assessment products. The successful candidate will be key in designing and implementing novel and scalable tools for automated software composition analysis and vulnerability discovery in firmware binaries and code bases. If you enjoy regularly being challenged and working on … believe that when people feel a sense of belonging, they can be more creative, innovative, and thrive at all points in their careers. Responsibilities: Designing solutions to enable automated software composition analysis and identification of vulnerabilities Developing and maintaining software composition analysis tools Performing research in embedded device firmware security and compose articles and papers for publication Required More ❯

Social network you want to login/join with: Senior/Staff Software Engineer (AI/Compiler), High Wycombe Company Overview Flux is pioneering a new class of AI accelerators called Optical Tensor Processing Units (OTPUs). We’ve already developed functioning prototypes and are now scaling our operations in London. Our work environment rewards innovation, speed … and bold thinking. The role We’re hiring Senior and Staff Software Engineers to build the high-performance computing infrastructure that powers our OTPUs. This role involves rethinking how AI workloads are executed at speed and scale, focusing on software systems that run distributed, low-latency inference across clusters. You’ll collaborate with hardware and ML teams … scheduling, and hardware constraints. Collaborate with compiler engineers to improve code generation, execution paths, and memory layouts using tools like LLVM or MLIR. Work with hardware teams to ensure software fully leverages OTPU architecture capabilities. Extend ML frameworks (e.g., PyTorch, ONNX, OpenXLA) to support performance-critical inference paths. Lead design reviews, mentor engineers, and promote best practices in HPC More ❯

Job Description Job Title: Senior JavaScript Developer Location: Milton Keynes (FULLY REMOTE) Salary: Up to £72k *No sponsorship offered for this role* Are you a passionate Senior JavaScript Developer looking for your next challenge? Our client, a leading mobile and web app development company, is seeking a talented developer to join their innovative team. This is a fantastic More ❯

Senior Embedded Software Engineer | £60-65k + £5-6k p/a bonus | Aylesbury My client is an elite company in the medical sector developing cutting edge solutions for lifesaving products. They are currently developing a ground-breaking, cutting edge surgical robot, and looking for a Senior Electronic Design Engineer to help lead More ❯

Senior Embedded Software Engineer £60-65k + £5-6k p/a bonus Aylesbury My client is an elite company in the medical sector developing cutting edge solutions for lifesaving products. They are currently developing a ground-breaking, cutting edge surgical robot, and looking for a Senior Electronic Design Engineer to help lead More ❯

Social network you want to login/join with: Senior Software Engineer .Net, Azure Contract, High Wycombe Client: Curated Location: High Wycombe, United Kingdom Job Category: Other - EU work permit required: Yes Job Views: 4 Posted: 10.06.2025 Expiry Date: 25.07.2025 Job Description: UK, Remote | Inside IR35 Only. Contract | 6 months Curated is excited to be partnered with … an InsurTech undergoing an exciting period of growth and seeking to hire a number of talented Senior Software Engineers from .Net Microsoft backgrounds. Part of a larger Insurance enterprise, this opportunity offers the flexibility and agility of a scale-up alongside the security, financial backing, and benefits of a global enterprise. You'll be an early hire into … are seeking strong engineers from .Net backgrounds who have experience in high-growth environments, not necessarily from InsurTech or related industries. What we’re looking for: 6+ years in Software Engineering, with a proven track record in building scalable, high-quality systems. Expertise in the modern .Net stack and Azure cloud technologies. Proficient in working with SQL. Ability to More ❯

Social network you want to login/join with: Senior Software Engineer (hyperscale), High Wycombe Client: Oracle Location: High Wycombe, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 4 Posted: 07.06.2025 Expiry Date: 22.07.2025 Job Description: Oracle’s product engineering teams are building critical services within Oracle’s next-generation public cloud infrastructure … rapidly becoming the platform of choice for Oracle SaaS workloads, backs the API Gateway for serving customer applications, as well as supporting Data Science processing use cases. The Positions Senior Software Engineer We are seeking engineers with varying levels of experience to join our expanding team. Whether you are starting your career or bringing extensive experience, you … Writing backend code in Java, Python, Go Lang, or other modern programming languages. Working with containerisation and virtualisation technologies such as Docker, containerd, and Kubernetes. Deploying and operating your software across data centres worldwide. Analyzing, diagnosing, and debugging issues across our stack. Maintaining and improving existing systems, focusing on performance and operational efficiency. Building tooling and automation to scale More ❯

rapidly becoming the platform of choice for Oracle SaaS workloads, backs the API Gateway for serving customer applications, as well as supporting Data Science processing use cases. The Positions Senior Software Engineer As we expand and grow our team, we are seeking engineers with varying levels of experience. Those who are starting their career with us will … have a hunger and passion for learning. Those who join us with more experience will have diverse skills across programming, networking, storage, internet protocols and operating systems. An engineer at any level can have significant technical and business impact. As a member of our diverse and skilled teams, you will have the opportunity to solve and design solutions to … a typical day, you will be working as part of a small, focused, agile team and could be doing one or more of the following: Programming, testing and operating software at the heart of OCI. You might be: Writing backend code in Java, Python, Go Lang or another modern programming language. Working with containerisation and virtualisation technologies such as More ❯

Aylesbury, , United Kingdom Job ID: JR0035730 APPLY NOW Job Title: Senior Software Engineer About Skyhigh Security: Skyhigh Security is a dynamic, fast-paced, cloud company that is a leader in the security industry. Our mission is to protect the world’s data, and because of this, we live and breathe security. We value learning at our core … on these too! Follow us on LinkedIn and Twitter @SkyhighSecurity . Role Overview: As a member of the Data Protection Cloud Services team, you will work with an Agile software development team on the development and testing of core security software. Creating and maintaining critical infrastructure required by the team or researching new technologies for future security solutions. About … the Role As a member of the Data Protection Cloud Services team, you will be: Working with an Agile software development team on the development and testing of core security software Researching new technologies for future security solutions Creating and maintaining critical infrastructure required by the team Collaborating closely with your immediate colleagues, having daily meetings to discuss More ❯