376 to 400 of 472 Senior Software Engineer Jobs in England

We're on the lookout for a talented Senior Backend Engineer to join our Space and Range team at Holland & Barrett. In this role, you'll play a key part in developing and enhancing the tools that shape how our stores are designed-from the overall layout to the placement of every bay and shelf. These tools help More ❯

About the Role: We're on the lookout for a talented Senior Backend Engineer to join our Space and Range team at Holland & Barrett. In this role, you'll play a key part in developing and enhancing the tools that shape how our stores are designed—from the overall layout to the placement of every bay and shelf. More ❯

Requirements Extensive backend development experience in complex domains , Fluency in 3 or more programming languages - you're a polyglot who chooses tools pragmatically , Strong fundamentals in system design, software architecture, and data modelling , Deep experience working in complex domains - such as financial systems, logistics, or workflow-heavy platforms , Hands-on experience with relational databases (PostgreSQL preferred) , Comfortable working in … collaborative, and humble - you care about outcomes more than credit , You value pragmatism over purity and optimise for business impact What the job involves We're looking for a Senior Backend Engineer to help us evolve our core business engine , This role is deeply hands-on and implementation-focused, with strong scope for architectural input , If you're … readability, and testability , Contribute to and promote test automation and CI/CD pipelines, especially for regression coverage , Bring system-level thinking to design discussions with a team of senior/principal engineers More ❯

small team. We're scaling fast (UK international soon) and bottlenecked by automation. We have more customer demand than we can handle with our current technology. As our first senior/lead product engineer, you will be an integral part of our rapidly growing startup. You'll have the opportunity to build beyond the limitations typically found in … dashboards for kitchens & food brands Greenfield: AI food quality control (models + Mechanical Turk) Greenfield: AI & Gamified kitchen management Greenfield: Anomaly detection Greenfield: Performance marketing optimisation (multi-armed bandits) Software engineer who is strong on data engineering and integrations Architect profile: ability to define and build stable underlying architecture that scale Can leverage AI-native tools/Cursor More ❯

ahead of the curve. Join us, and you'll be part of a dynamic team that thrives on challenges and celebrates victories together. About the Role As a Security Software Engineer, your role involves architecting, designing, and implementing end-to-end security controls to impact the global user base. A key focus is on developing automated, scalable security … scalable security solutions. Efficiency is key. Tooling Expertise: Extend or create security automation tools. Detection, process automation, fuzzing-you'll own it. We are excited if you have Proficient Software Engineering experience. Programming/scripting skills: Go or Python Proven track record of deploying and operating Kubernetes and containers in production. Experience building, managing, and debugging CI/CD More ❯

are balanced with team spirit and adaptability. When priorities shift, we adjust together, always keeping customer satisfaction at the center of what we do. We are looking for a Senior Python Engineer to develop and maintain web applications using Python and Flask. You will work on building scalable, high-performance web applications with a focus on backend technologies. … Expert knowledge of Python and its main frameworks Experience in building and deploying high-traffic distributed web applications Extensive experience with Git, CI/CD pipelines, monitoring tools and software development best practices Excellent collaboration skills across different cultures Solid understanding of modern testing principles Experience in leading complex cross-team technical initiatives Excellent English verbal and written communication More ❯

transaction services, to make mobility ecological, efficient and convenient. Are you adaptable, flexible and pragmatic with a DevOps mindset? Are you able to apply good engineering processes to deliver software products of high quality and performance, even with occasionally ambiguous requirements? The ideal candidate will be a lifelong learner who enjoys solving technical problems, is curious about new technologies … local, pre-release and production environments running on AWS. We operate a DevOps culture and are responsible for developing, deploying, operating and monitoring our team's deliverables. As the senior engineer in the team, you will set the technical standard for the team; offering mentoring and support to your team-mates. Requirements Highly skilled and proficient coding in … direction to your team and contributing to the wider engineering organisation. Deep technical understanding of MySQL and relational databases, particularly database performance tuning. Knowledge of best practises around Modern Software Engineering, CI/CD, DORA metrics. Experience of troubleshooting and fixing performance issues in a full-stack application; from browser to the database. Experience of software architecture and More ❯

wellness brand — we're a fast-growing team of engineers, scientists, product thinkers and health experts working to redefine the future of wellbeing. We're looking for a talented Senior Backend Engineer to join our growing H&B&Me technology team on a 12 months fixed term contract — our digital health and wellness platform transforming the way customers More ❯

nCino offers exciting career opportunities for individuals who want to join the worldwide leader in cloud banking. Leads planning, designing, development and testing of complex software systems or applications for software enhancements and new products including cloud-based or internet-related tools. Guides team to support clients' project objectives. Troubleshoots client issues as they arise. Exhibits exceptional mastery … of industry-leading software engineering practices, encompassing a deep understanding of advanced technical concepts, architectural design, and the ability to drive innovation. Expertise should span multiple programming languages, frameworks, and technologies relevant to the software stack of multiple teams. Expected to be a key influencer in shaping our company's technical strategy, participating in cross-functional collaborations, and … leading critical initiatives to ensure the continuous advancement and success of our software development endeavours. Responsibilities include: Bring a broad perspective to multiple teams, ensuring efficient delivery of critical features, providing technical guidance, and promoting higher performance within the group. Actively participate in process improvement and mentor emerging technical leaders while contributing to new technical initiatives. Advise on selecting More ❯

on the financial lives of thousands of savers. We're regulated by the Financial Conduct Authority in the UK. The role: We're looking for an experienced and driven Senior Backend Engineer to join our growing fintech team. This is more than just a coding role - we want someone who is curious, self-motivated, and ready to bring More ❯

on the financial lives of thousands of savers. We're regulated by the Financial Conduct Authority in the UK. The role: We're looking for an experienced and driven Senior Backend Engineer to join our growing fintech team. This is more than just a coding role - we want someone who is curious, self-motivated, and ready to bring More ❯

Embedded Software Engineer Location: Bristol Salary: Up to £65,000 per annum + Bonus Benefits: 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 defence sector are looking for passionate software engineers with experience within embedded software. This is a fascinating … chance to be involved with developing cutting-edge Real-Time subsystem software solutions for use within on-board aerospace electronics and their control systems. They are recruiting into many spaces including Real-Time, Command & Control, Human Machine Interface, Cyber Security, Simulation & Experimentation and New Product. This position is subject to security clearance and so all candidates must be British … years. Previous or current SC and DV clearance is highly beneficial. Duties & Experience: Work with a multidisciplinary team to create extensible code for new development and to deliver software solutions Promote quality code and engage in design and code reviews Strong programming knowledge of C/C++ or C# or ADA Previous experience with bare-metal embedded software More ❯

Embedded Software Engineer Location: Bristol Salary: Up to £65,000 per annum + Bonus Benefits: 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 defence sector are looking for passionate software engineers with experience within embedded software. This is a fascinating … chance to be involved with developing cutting-edge Real-Time subsystem software solutions for use within on-board aerospace electronics and their control systems. They are recruiting into many spaces including Real-Time, Command & Control, Human Machine Interface, Cyber Security, Simulation & Experimentation and New Product. This position is subject to security clearance and so all candidates must be British … years. Previous or current SC and DV clearance is highly beneficial. Duties & Experience: Work with a multidisciplinary team to create extensible code for new development and to deliver software solutions Promote quality code and engage in design and code reviews Strong programming knowledge of C/C++ or C# or ADA Previous experience with bare-metal embedded software More ❯

tangible impact on our world. Whether you join our London HQ or the wider global organisation, you'll be a part of collaborative, high-performing teams, creating cutting-edge software, platforms, and infrastructure. The Role Our Product Development organization is made up of small teams of engineers who work collaboratively to build cross functional capabilities, streamline user workflows and … continuously improve our software's efficiency and reliability. We are seeking a highly motivated and experienced Backend Engineer to join our growing team. As a Backend Engineer, you will play a critical role in designing, building, and maintaining a wide range of platform and application-level services for end users across myriad sectors. Required skills/expertise More ❯

We are looking for an experienced engineer who is passionate about developing compilers and managed runtimes and loves open-source software. In this role you will be working on performance analysis and optimisation across a range of runtimes. You'll be part of the bigger CE-SW Runtimes team, whose goal is to improve modern languages support on the … existing ones. (e.g. garbage collectors, interpreters, optimisation passes, intrinsics) Own and be accountable for medium/large technical areas of managed runtime or compiler development. Contribute to open-source software projects and engage with open-source community. Collaborate with colleagues across Arm to improve the support for the Arm Architecture and CPUs. Help develop the project automated functionality and … testing frameworks. Required skills and experience Strong programming skills in C/C++. Familiar with performance analysis tools and system level performance tuning. Be flexible, with a variety of software development skills and a commitment to extend the breadth and depth of knowledge. Familiar with open source project development and contribution processes. Knowledge of a computer architecture, arm64 is More ❯

experiments to analyzing usage and running predictive models. We provide a solid data foundation to support various highly impactful business and product-focused projects. We're looking for a Senior Data Infrastructure engineer to join us and collaborate on large-scale data-related infrastructure initiatives, who is passionate about providing solid foundations for providing high quality data to More ❯

you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team. In this position, you will be responsible for low-level and high-level software in CesiumAstro's products through all phases of the development process. Key projects will include Linux-based single-board computers and high-reliability microcontroller systems. CesiumAstro's goal is … to create an out-of-the-box hardware and software experience which enhances our customers' ability to rapidly integrate our products into their systems. As a CesiumAstro software team member, you will be responsible for software designs from concept through production, including product roadmaps, block diagrams, detailed design and coding, analysis, test, qualification, and in-orbit support. … The ideal candidate will have development experience at nearly every level of the software stack, including microcontrollers, low-level drivers, board support packages (BSP), end-use applications, and user interfaces. Additionally, the ideal candidate will have experience in software testing and high-reliability qualification, as well as software engineering and software project management practices. The successful More ❯

Role: Full Stack Engineer Salary: £80,000-£90,000 + Equity WFH: Fully Remote Overview Our client is a fast-growing RegTech startup using AI to transform how financial institutions approach AML and compliance workflows. They're hiring Full Stack Engineers to join a compact, fast-moving team working on two flagship products-an intelligent API for AML decision … problems involving data aggregation, report generation, and AI agent integration Contribute to product evolution based on customer feedback and internal roadmap Ideal Candidate 5-10 years' experience delivering production software in fast-paced environments Comfortable working across backend and frontend (slight backend lean preferred) Strong ownership mindset-able to ship features independently (build + deploy) Experience managing multiple workstreams … in low-management settings Product-focused engineer who thrives in flat, startup-style team structures Good grasp of engineering best practices, code quality, and system design Tech Stack Python JavaScript/TypeScript SQL AWS (Cloud Infrastructure) Interview Process Technical Discussion (30-60 mins) Collaborative Co-working Session (60-90 mins) - Solve a real-world problem together via screen share More ❯

A role to put your Software Engineering problem solving skills to the test, translating complex technical concepts to cross-functional audiences. You will play a key role in delivering robust, secure, and scalable software systems. Working closely with Product, QA, and DevOps, you will balance hands-on development with architectural contribution, promote Agile best practices, and help raise … technical evolution while ensuring reliable product delivery aligned to business needs. Along with being technically proficient in the following, you will bring an analytical mindset, a passion for quality software and will be keen to help shape, evolve, and drive technical growth of team members and their practices: Essential Skills & Experience: Strong Python Development Capability 5 years+ Experience implementing … and integrating with REST APIs SQL experience (preferably PostgreSQL and/or MySQL) Passionate about building quality software Desirable: Experience of developing in Rust. Experience with containers and cloud technologies (Kubernetes, Docker, AWS, and others) Experience with Linux development/management GIS experience Key skills and experience Gigaclear is a growing Fibre Broadband (FTTP/FTTH) company, developing our More ❯

A role to put your Software Engineering problem solving skills to the test, translating complex technical concepts to cross-functional audiences. You will play a key role in delivering robust, secure, and scalable software systems. Working closely with Product, QA, and DevOps, you will balance hands-on development with architectural contribution, promote Agile best practices, and help raise … technical evolution while ensuring reliable product delivery aligned to business needs. Along with being technically proficient in the following, you will bring an analytical mindset, a passion for quality software and will be keen to help shape, evolve, and drive technical growth of team members and their practices: Essential Skills & Experience: Strong Python Development Capability – 5 years+ Experience implementing … and integrating with REST APIs SQL experience (preferably PostgreSQL and/or MySQL) Passionate about building quality software Desirable: Experience of developing in Rust. Experience with containers and cloud technologies (Kubernetes, Docker, AWS, and others) Experience with Linux development/management GIS experience Key skills and experience Gigaclear is a growing Fibre Broadband (FTTP/FTTH) company, developing our More ❯

We are looking for an experienced engineer who is passionate about developing compilers and managed runtimes and loves open-source software. In this role you will be working on CPython. You'll be part of the bigger CE-SW Runtimes team, whose goal is to improve modern languages support on the Arm architecture, from JavaScript to Rust. You will … functionality and performance testing frameworks. Required Skills and Experience Experience working on managed runtimes or compilers. Strong programming skills in Python/C. Be flexible, with a variety of software development skills and a commitment to extend the breadth and depth of knowledge. Familiar with open-source project development and contribution processes. Knowledge of a computer architecture, arm64 is … preferred. Proficiency in software development and methodologies (coding, testing, debugging, reviewing). Clear and effective written and verbal communication skills. 'Nice To Have' Skills and Experience Proficiency in one or more of the following languages: Java, Rust, Go, JavaScript. Familiar with Agile software development methodology such as Scrum or Kanban. Familiar with Linux performance analysis tools and system More ❯

detailed information, feel free to ask for our tech radar and engineering practices. The role The purpose of this role is to design, build and operate reliable and scalable software solutions, building new functionality using Typescript and Node.js. You play a key role in our software development and have a hands-on approach throughout the development process. As … a senior member of the team, you are the 'go-to' person for queries. On a typical day you will Work collaboratively in a domain aligned cross-functional squad made up of engineers and product along with colleagues from customer-facing and operations teams. Design, implement and operate your services within your domain. Be accountable for the SLAs of More ❯

detailed information, feel free to ask for our tech radar and engineering practices. The role The purpose of this role is to design, build and operate reliable and scalable software solutions, building new functionality using Typescript and Node.js. You play a key role in our software development and have a hands-on approach throughout the development process. As … a senior member of the team, you are the 'go-to' person for queries. On a typical day you will Work collaboratively in a domain aligned cross-functional squad made up of engineers and product along with colleagues from customer-facing and operations teams. Design, implement and operate your services within your domain. Be accountable for the SLAs of More ❯

We are hiring a Senior Backend Engineer to join a fast-growing sustainable construction tech space company. The company is using data-driven technology to reduce waste and carbon emissions in the global concrete supply chain. Key responsibilities: Build and optimise backend services using modern, event-driven architecture on AWS Work on new features, APIs, performance tuning, and More ❯

MongoDB's mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale, and run modern applications by helping them modernize legacy workloads, embrace innovation, and unleash AI. Our industry-leading developer data platform, MongoDB Atlas, is the only globally distributed … every month, it's no wonder that leading organizations, like Samsung and Toyota, trust MongoDB to build next-generation, AI-powered applications. The MongoDB Query Execution Team is hiring software engineers who want to join us in developing a fast and modular distributed query system. Our engineers work on implementing and maintaining execution algorithms, building new query language features … years of experience in systems programming Experience in databases and/or data management systems is a huge plus, but not a requirement Hands-on experience building industrial-strength software Solid computer science fundamentals, with strong competencies in data structures, algorithms, and software design/architecture Experience with large code bases, preferably in C++, C, Rust or a More ❯