51 to 75 of 117 Senior Software Developer Jobs

Senior Software Developer - Transform Public Sector Tech No sponsorship can be given Location: Surrey (Office-based during probation, then Remote/Hybrid) Salary: £55,000 - £60,000 + Excellent Benefits Experience: 5+ years Ready to make a real impact?Join a thriving UK SaaS company that's revolutionizing how the public sector connects with citizens. We're … architectural decisions in a microservices environment Work with cutting-edge tech including Docker and modern DevOps practices Collaborate with brilliant minds solving complex technical challenges What You Need5+ years software development experience (SaaS preferred) Strong skills in React, JavaScript, TypeScript, C# Experience with microservices, containerization (Docker) Knowledge of SQL & NoSQL databases CI/CD pipeline experience What's In … It For You?Clear career progression to Lead Developer roles Health insurance (year 2+) & pension Flexible working post-probation Continuous learning & mentorship opportunities Work on software that genuinely matters to society Ready to level up your career while making a difference? Apply now - this won't be available long More ❯

are a team of problem-solvers who design and build robust, scalable, and elegant solutions that empower organisations to connect with their customers beyond the digital world. As a senior member, you will have a direct impact on our core product, tackling complex challenges and building the foundational infrastructure that drives our global platform. What you’ll do: As … a Senior Software Developer, you will be a key contributor to our core product, responsible for both technical leadership and hands-on development. You'll work closely with founders and senior leadership to not only deliver high-quality code but also to shape the technical direction of our platform. Your work will involve building and optimising … functional teams to generate new growth ideas, improve existing processes, and ensure our technology aligns with business objectives. What Will You Bring To This Role: You are an accomplished software developer with a strong background in backend engineering and a passion for building robust, scalable solutions. You are not only a skilled coder but also a strategic thinker More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield … on.You will be given the opportunity to work with the some of the latest technologies possible and will be expected to produce excellent code for our clients in house software applications and trading platform.Our client offers a very collaborative working environment with all of the development team coming from excellent educational backgrounds from across Europe. This role is within More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield … on.You will be given the opportunity to work with the some of the latest technologies possible and will be expected to produce excellent code for our clients in house software applications and trading platform. Our client offers a very collaborative working environment with all of the development team coming from excellent educational backgrounds from across Europe. This role is More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield … on.You will be given the opportunity to work with the some of the latest technologies possible and will be expected to produce excellent code for our clients in house software applications and trading platform. Our client offers a very collaborative working environment with all of the development team coming from excellent educational backgrounds from across Europe. This role is More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. Please ensure you read the below overview and requirements for this employment opportunity completely. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around … on.You will be given the opportunity to work with the some of the latest technologies possible and will be expected to produce excellent code for our clients in house software applications and trading platform. Our client offers a very collaborative working environment with all of the development team coming from excellent educational backgrounds from across Europe. This role is More ❯

Senior Software Developer Leeds or Manchester (3 days office | nearest station: Leeds/Manchester) Up to £75,000 + bonus | Private Medical | Pension | 25 days holiday The Opportunity Join a forward-thinking professional services firm recognised for its award-winning innovation. You'll lead a small team (3 developers) while staying hands-on, shaping high-performing applications … .NET, Azure) with a strong Front End focus. This is a client-facing role where communication and stakeholder engagement are key. Key Responsibilities Lead and mentor a team of Software Developers Design and deliver scalable, Front End focused applications Drive technical initiatives and collaborate with innovation teams Engage with stakeholders, translating business needs into technical solutions What's on More ❯

Senior Software Developer – Node.js/AWS/React – London (Hybrid, 3 days onsite) Are you the kind of engineer who enjoys taking something fast-and-scrappy and turning it into something scalable, elegant, and genuinely robust? This is a chance to join a small, but ambitious tech-for-good/IoT startup based in the London City More ❯

Senior Software Developer - Python 12-Month Contract Inside IR35 Role Details Location: London or Manchester (2 days/week onsite + monthly team rotation) Duration: 12 months Clearance: BPSS to start; active SC required due to timsecale of the project Team: 10 direct reports, part of a 60+ programme Experience: 4+ years Essential Skills Technical: Strong Python … open data platforms Ensure code is of high quality and well-documented Work closely with UCD teams and technical experts in an agile environment What We're Looking For: Senior Python developer with strong focus on code quality Experience working with data services Comfortable working in small, agile teams and collaborating with UCD teams More ❯

Senior .NET Developer with Software Security, Azure Lead Software Security Engineer with Development Background, DevSecOps, Mainly Remote Senior .NET Developer with Software Security, Software Security Engineer Lead is required to work for a fast-growing and exciting company based in Central London. However, this will mainly be remote. Please read in full … before applying We need someone with a Microsoft tech-stack background who has experience as a .NET Developer with Software Security experience, Azure DevSecOps Consultant or even a good old fashioned Unix/Linux Systems Administrator. We want someone with a development/some form of coding background who has blossomed into Software Security/Cloud Security … acceptable. Rather than someone from a bog-standard IT Operations background, we NEED you to have come from a Development background and you MUST have a good grounding within Software Development as you will mainly working with Developers and need to be able speak their language and develop trust with them. This role was very successfully introduce into this More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which More ❯

.Net Software Developer - Hampshire offices up to £70k + Benefits + Flexible Hybrid working options A Software Developer opportunity for a business developing innovative clean energy products – an excellent opportunity for candidates who want to work on innovative products with a small but experienced team. This opportunity would best suit candidates with 5 years + commercial … experience in a modern .Net stack with good experience of backend programming and modern software engineering best practice, Unit testing , CI/CD, etc. Their offices are commutable from Southampton, Basingstoke, Portsmouth areas. Required skills: Strong background developing .Net8+ Applications and API’s Modern Azure cloud environment experience Commercial experience with CI/CD pipelines, Azure DevOps or similar … Modern software engineering best practices, Unit testing, CI/CD TDD, etc Experience in a product led/SaaS business working with data and product teams Data heavy product environments and exposure to React or Python programming is desirable Please apply to this advert or message me on LinkedIn to discuss the details More ❯

.Net Software Developer - Hampshire offices up to £70k + Benefits + Flexible Hybrid working options A Software Developer opportunity for a business developing innovative clean energy products – an excellent opportunity for candidates who want to work on innovative products with a small but experienced team. This opportunity would best suit candidates with 5 years + commercial … experience in a modern .Net stack with good experience of backend programming and modern software engineering best practice, Unit testing , CI/CD, etc. Their offices are commutable from Southampton, Basingstoke, Portsmouth areas. Required skills: Strong background developing .Net8+ Applications and API’s Modern Azure cloud environment experience Commercial experience with CI/CD pipelines, Azure DevOps or similar … Modern software engineering best practices, Unit testing, CI/CD TDD, etc Experience in a product led/SaaS business working with data and product teams Data heavy product environments and exposure to React or Python programming is desirable Please apply to this advert or message me on LinkedIn to discuss the details More ❯

.Net Software Developer - Hampshire offices up to £70k + Benefits + Flexible Hybrid working options A Software Developer opportunity for a businessdeveloping innovative clean energy products an excellent opportunity for candidates who want to work on innovative products with a small but experienced team. Ready to apply Before you do, make sure to read all … in the description below. This opportunity would best suit candidates with 5 years + commercial experience in a modern .Net stack with good experience of backend programming and modern software engineering best practice, Unit testing , CI/CD, etc. Their offices are commutable from Southampton, Basingstoke, Portsmouth areas. Required skills: Strong background developing .Net8+ Applications and API s Modern … Azure cloud environment experience Commercial experience with CI/CD pipelines, Azure DevOps or similar Modern software engineering best practices, Unit testing, CI/CD TDD, etc Experience in a product led/SaaS business working with data and product teams Data heavy product environments and exposure to React or Python programming is desirable Please apply to this advert More ❯

Senior Python Software Developer £70,000-£80,000 Leeds - 2 days per week in office Must be eligible for SC clearance Sanderson Government and Defence are supporting a well respected and established public sector consultancy business in their search for an experience Senior Python Developer to join there team supporting a central government end client … AWS core services and Terraform. Develop serverless architectures and manage containerised environments using Docker. Ensure robust application performance through effective debugging, integration, and testing practices. Promote best practices in software development, including exception handling, OOP, and code quality. Mentor junior developers, providing guidance on coding standards, version control, and development workflows. Essential Qualifications and Experience: Minimum of five years … and a collaborative approach to team leadership. Desirable Skills: Experience with Object Relational Mappers (ORMs) and server-side templating. Advanced knowledge of AWS architecture and best practices. Familiarity with software design patterns and architectural principles. Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we More ❯