751 to 775 of 963 Permanent Senior Software Engineer Jobs

Software Engineers - Why You Should Apply Remote Working: Opportunity to work remotely from anywhere in Europe, with quarterly fully expensed visits to the UK site in South Wales for R&D meetings. Shape the Future: This isn't just another coding job; it's a chance to make a real difference by developing software for products that improve More ❯

Overview You will be responsible for leading a team of high-calibre engineers with strong academic backgrounds, and you will enjoy technical discussion around design, development and software engineering best-practice. Supported by a team of DevOps Engineers and Product design specialists, the Lead Software Engineer must have strong communication skills and enjoy coaching and mentoring developers … in a highly collaborative environment. Responsibilities Lead, coach and mentor engineering teams Collaborate on design, development and software engineering best-practice Communicate effectively across cross-functional teams Engage in experimentation with new technologies outside your comfort zone (e.g., Rust, Python, Next.js, NoSQL, SQL, Express.js) Qualifications Minimum eight years of commercial experience Passion for emerging and interdisciplinary topics (agentic systems … on preference), clear career progression, training and development, and a financial package in the region €80-90k per annum. Location The Hague, South Holland, Netherlands Seniority level Mid-Senior level Employment type Full-time Job function Information Technology Industries Software Development and IT System Custom Software Development How to apply Please apply for this role or More ❯

candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the development lifecycle while maintaining organization and good code hygiene. This engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate will help Glint continue to grow, exercising an eye for detail across all … aspects of the development lifecycle while maintaining organization and good code hygiene. This Senior Engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate values teamwork and collaboration, as well as continuous learning and application of new technologies and trends. With progression in this track, the responsibilities expand to include leading … teams, designing complex software systems, providing mentorship, and managing cross-functional integration. Responsibilities: Design, build, deploy, and maintain quality code that is simple, well-structured, clear, and well-tested. Effectively break down and solve complex problems that require research or collaboration. Communicate effectively, regardless of medium, audience, or timing. Work with internal and external clients to gather and analyze More ❯

candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the development lifecycle while maintaining organization and good code hygiene. This engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate will help Glint continue to grow, exercising an eye for detail across all … aspects of the development lifecycle while maintaining organization and good code hygiene. This Senior Engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate values teamwork and collaboration, as well as continuous learning and application of new technologies and trends. With progression in this track, the responsibilities expand to include leading … teams, designing complex software systems, providing mentorship, and managing cross-functional integration. Responsibilities: Design, build, deploy, and maintain quality code that is simple, well-structured, clear, and well-tested. Effectively break down and solve complex problems that require research or collaboration. Communicate effectively, regardless of medium, audience, or timing. Work with internal and external clients to gather and analyze More ❯

largest continually expanding database of chemical programs, we are accelerating chemical discovery to improve quality of life and extend the reach of humanity. Job Description: We are seeking a Senior Full Stack Software Engineer to develop the next version of our innovate automated chemistry tech platform. You'll be working in a growing, cross functional engineering team … with expertise across software, hardware, data engineering, AI research and infrastructure. Chemify is in start-up mode and our product roadmaps are being delivered in tight iterations, to be successful in this role you'll be comfortable moving fast and pitching in across a range of our applications, we're a team that show up for each other and … team to ensure new features are well architected Champion best practises for testing, author and maintain code and user facing documentation Contribute to internal communities of practise (CoPs) for software engineering Mentor junior colleagues and share your knowledge and experience with the wider team Contribute to team-wide initiatives, including code reviews, design discussions, process improvements and workstream planning More ❯

Senior Java Developer – London/Hybrid – Up to £90,000 + Benefits We’re partnered with an innovative fintech scale-up that’s redefining the credit and lending space. Backed by leading VC investors and operating successfully for the past decade, the business is now entering a new growth phase and looking for a Senior Java Developer to … of digital lending. Tech Stack Java 11+ Spring Boot AWS Microservices architecture Docker/Kubernetes Kafka (or similar messaging tools) Key Responsibilities Design and develop high-performance, low-latency software components. Contribute across the full software development lifecycle. Write and maintain clean, testable, scalable code. Manage and enhance CI/CD and development process tooling. Collaborate in agile … Upgrading core systems to newer Java versions. Enhancing UI frameworks (e.g., Vaadin). Building a new lender platform and modern payment systems. Who You Are A hands-on, pragmatic engineer who thrives in collaborative, fast-moving teams. A self-starter who enjoys autonomy and contributing ideas that drive real change. Experienced in modern Java development with a solid understanding More ❯

Senior Java Developer – London/Hybrid – Up to £90,000 + Benefits We’re partnered with an innovative fintech scale-up that’s redefining the credit and lending space. Backed by leading VC investors and operating successfully for the past decade, the business is now entering a new growth phase and looking for a Senior Java Developer to … of digital lending. Tech Stack Java 11+ Spring Boot AWS Microservices architecture Docker/Kubernetes Kafka (or similar messaging tools) Key Responsibilities Design and develop high-performance, low-latency software components. Contribute across the full software development lifecycle. Write and maintain clean, testable, scalable code. Manage and enhance CI/CD and development process tooling. Collaborate in agile … Upgrading core systems to newer Java versions. Enhancing UI frameworks (e.g., Vaadin). Building a new lender platform and modern payment systems. Who You Are A hands-on, pragmatic engineer who thrives in collaborative, fast-moving teams. A self-starter who enjoys autonomy and contributing ideas that drive real change. Experienced in modern Java development with a solid understanding More ❯

and public health. EIT Oxford fosters a culture of collaboration, innovation, and resilience, valuing diverse expertise to drive sustainable solutions to humanity's enduring challenges. We are seeking a Senior Full Stack Software Engineer to help design, build, and maintain our web-based SaaS platform that enables researchers and clinicians to engage with our scientific pipelines and … Your work will shape a world-class experience for a diverse set of users, enabling step-changes in global genomics research and clinical practice. This role combines hands on software engineering with technical oversight, mentoring junior engineers and driving improvements in standards, security, observability, and overall product quality. As part of a cross functional team, you'll collaborate with … ensuring interfaces meet the needs of clinicians and researchers. Continuously improve development workflows through automation, tooling, and documentation. Essential Knowledge, Skills and Experience Proven experience as a Full Stack Engineer in production applications. Strong skills in React or a similar Typescript front end framework. Proficiency in Python, with experience in FastAPI (or similar API frameworks), and SQL databases. Hands More ❯

to fit your life and launch your career today. Northrop Grumman Space Systems, Multi-Domain Operations, Missile Defense Integration Business Unit (BU) has an exciting career opportunity for a Software Engineer supporting an Internal Research and Development (IRAD) to join our team of qualified, diverse, and innovative individuals located in Huntsville, AL. As a software developer on … of the algorithms and capabilities implemented by the team will be mathematics and physics intensive complex solutions that will be highly critical to the system performance. In addition to software development you will also be expected to support reviews of requirements and test cases that are developed for the software capability. Please note that this opportunity is contingent … PhD. Applicants must have a current, active in-scope DoD-issued Secret security clearance at the time of application, which is required to start Recent and extensive Experience Developing Software in C++ or Java Quick to learn and absorb new concepts and information Recent MATLAB and or Python Experience Must have an Interim or Active Secret Clearance Unix/ More ❯

EIT Oxford fosters a culture of collaboration, innovation, and resilience, valuing diverse expertise to drive sustainable solutions to humanity's enduring challenges. Position We are seeking to recruit a Senior Full Stack Software Engineer to help design, build, and maintain user-facing components of our scalable, high-performance data platform supporting our bioinformaticians and science teams. This More ❯

Senior Java Developer - Java, Springboot & AWS – paying up to £650/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high More ❯

Senior Java Developer - Java, Springboot & AWS – paying up to £650/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high More ❯

As an embedded software engineer would you love to join a specialist organisation working directly with the world's leading retailers and blue chip companies? You have the opportunity to work as part of a highly skilled team in the hands on development of new products from initial prototype board stage while also adding features to existing products. More ❯

Job Title: Mid-Senior Java Engineer Location: London (Hybrid - 2-3 days in-office) Salary: Up to £85,000 per annum + Benefits Sector: Financial Services About the Role: We are seeking a Senior-Level Java Engineer to join a dynamic financial technology team in London. You will play a key role in developing, maintaining, and … per week in the office. Key Responsibilities: Design, develop, and maintain high-quality Java-based applications for financial services. Collaborate with cross-functional teams to deliver robust and scalable software solutions. Ensure code quality, security, and performance standards are met. Work on both greenfield and existing applications, improving architecture and implementing best practices. Troubleshoot and resolve complex technical issues. … as AWS, Azure, or GCP. Strong problem-solving skills and a keen attention to detail. Experience in financial services or fintech is highly desirable. If you are a Java engineer looking to take the next step in your career within the financial sector, apply now More ❯

business that encourages collaboration, champions the idea that the sum is greater than its parts, then we want to hear from you. About you You will be an established Senior Engineer with a diverse Backend focused skill set. We would ideally like to see a strong focus with Golang as your primary language but if you have a … Data Science is advantageous but not essential. Experience working in agile teams and CI/CD environments is beneficial. You will join a highly talented and motivated team delivering software services and products built on patented database technology. Requirements include at least 7 years of professional software development experience, with a focus on Backend engineering. Our backend tech More ❯

Build agentic systems for the world’s biggest banks | Senior TypeScript Engineer | Hybrid With the new year just around the corner, is now the right time to jump ship? You would get the chance to join a fast-growing fintech that is building an agentic process automation platform used by major UK banks to transform how regulated financial … decisioning for banks. The environment is fast, outcome-driven, and highly collaborative, with engineers owning problems end-to-end across product, backend, and infrastructure. The role They’re hiring Senior Full-Stack Engineers (backend-leaning, ~65/35) to help scale intelligent, high-performance systems across: Node.js, TypeScript, GraphQL AWS serverless architecture React (supporting product UI work) Postgres, Redis More ❯

Build agentic systems for the world’s biggest banks | Senior TypeScript Engineer | Hybrid With the new year just around the corner, is now the right time to jump ship? You would get the chance to join a fast-growing fintech that is building an agentic process automation platform used by major UK banks to transform how regulated financial … decisioning for banks. The environment is fast, outcome-driven, and highly collaborative, with engineers owning problems end-to-end across product, backend, and infrastructure. The role They’re hiring Senior Full-Stack Engineers (backend-leaning, ~65/35) to help scale intelligent, high-performance systems across: Node.js, TypeScript, GraphQL AWS serverless architecture React (supporting product UI work) Postgres, Redis More ❯

Developer Location- Bournemouth, UK Onsite - Work from office 5 days Employment type- Contract Must have: Java, Spring, Microservices and AWS We are looking for 8+ years experienced highly skilled Software Engineer with strong experience in Java, Spring, and Microservices development, along with exposure to big data processing and cloud-native technologies. The ideal candidate will design, build, and More ❯

Role: Senior Developer Location: Hybrid/Trowbridge - 2 days office working Salary: Up to £75k Tech: React, Node, AWS, Typescript Are you a Senior Developer with an appetite to move into a lead role in the future? I’m currently working with a consultancy in Trowbridge who are looking to add another senior developer to the team … and a strong team culture, this role will be incredibly rewarding. The role has come about due to expansion and the constant stream of more business coming in, the Senior Developer will be someone who has experience in a client facing role but still very much enjoys being hands on coding and leading from the front. What you’ll More ❯

Senior Java Developer required for a well-funded and ambitious tech business entering its next scale-up phase. This is a fully remote position paying up to £65K + benefits, with meaningful technical ownership, visibility, and genuine opportunity to grow into Tech Lead as the team expands. This is a CTO whose serverless architecture has previously been recognised by … AWS; driving proven, high-performing software solutions on a scalable, extremely low-latency foundation. Although a start-up business, they are well funded and this is someone that we know extremely well, having supported them on numerous ventures. They bring award-winning technology leadership and a proven record of building scalable products We're looking for a Senior … Serverless/Lambda) Focus on well-tested solutions, inc Automation Tomcat Server High-throughput/low-latency architecture Some Leadership/Mentoring experience You'll be working on a software solution that helps stakeholders and asset owners make informed and data-driven decisions, reducing risk and therefore accelerating decision making, cost reduction, and business growth. This is a very More ❯

place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. Your Mission is Ours. What You Will Be Doing : As a Senior Cybersecurity Software Engineer , you will lead the design, development, and security hardening of mission-critical web-based and Java applications that serve the Intelligence, Global Strike, and … Nuclear Planning communities. In this role, you will : • Architect, develop, and maintain secure software solutions, integrating cybersecurity best practices into every stage of the development lifecycle. • Drive efforts in software design, coding, automated testing, integration, and defect resolution. • Collaborate closely with systems engineers, solution architects, scrum masters, product owners, and end users to ensure mission requirements are met … position is located at a facility that requires special access. #OneLMHotJobs Basic Qualifications: - Ability to develop Web or Java code in an Agile/DevSecOps team environment. - Experience reviewing software for cybersecurity assurance. - Experience tracking system cybersecurity posture/compliance. - Must be a US Citizen; this position will require a government security clearance. This position is located at a More ❯

Overview Quest Software's AI Center of Excellence in Cork, Ireland is seeking a Software Developer with expertise in the Microsoft technology stack. The ideal candidate will have a strong foundation in .NET technologies, C#, and SQL Server, and will contribute to the design, development, and maintenance of scalable enterprise applications. As the central hub for AI innovation … worldwide. In this role, you will design and implement AI-powered solutions on Microsoft Azure, take ownership of specific AI system components, and collaborate closely with data scientists and senior engineers to deliver scalable, production-ready AI systems. Responsibilities Design, develop, test, and maintain web and desktop applications using Microsoft technologies (.NET Core/.NET Framework, C#, ASP.NET, Blazor … Collaborate with cross-functional teams including product managers, designers, and QA engineers Participate in code reviews, debugging, and performance tuning Produce testing documentation and demos Adhere to Quest's software development methodology and security best practices Accurately estimate work and participate in planning activities Stay current with emerging technologies and apply them to improve development practices Honor commitments to More ❯

never been easier for individuals and teams to write faster, better code. Locations In this role you can work from Remote, United Kingdom Overview GitHub is the home for software development, where developers collaborate to build the world's leading AI-powered developer platform. In the GitHub Code Scanning team, we are passionate about securing the world's software - both Open Source and Enterprise. We believe that the best way to secure software is to detect security issues early in the development process, and actively facilitate their remediation as part of the developer workflow. Our team develops and operates the Code Scanning product that's part of GitHub's Code Security offering. Code scanning uses world-class … be working in a full-stack agile engineering team that's part of the larger Code Scanning group working in Security Products. You'll work with and learn from Senior and Staff engineers as well as influence team and product direction. In addition, we support and reward spending time on improving diversity, inclusion, and belonging, as well as other More ❯

Job Title: Mid-Senior Java Engineer Location: London (Hybrid - 2-3 days in-office) Salary: Up to £85,000 per annum + Benefits Sector: Financial Services About the Role: We are seeking a Senior-Level Java Engineer to join a dynamic financial technology team in London. You will play a key role in developing, maintaining, and More ❯

2x Senior .NET Developers – Public Health Job Title: .NET Developer Location: 1–2x/week in Leeds Day Rate: £500/day Inside IR35 Duration: Until March 2026 NHS or Central Government experience is ESSENTIAL Brio Digital are supporting a HealthTech consultancy who are currently looking for 2x .NET Software Engineers . You’ll be working on a More ❯