Software developer junior jobs in United Kingdom - Page 2

Senior Full-Stack Developer Location: London (Hybrid) Industry: FinTech Startup Employment Type: Full-time About the Company We are a fast-growing fintech startup building modern financial products that simplify how businesses and consumers manage money. Our team combines deep technical expertise with a product-first mindset to deliver scalable, secure, and user-friendly solutions in a highly regulated environment. We are looking for a Senior Full-Stack Developer to play a key role in designing, building, and scaling our core platform as we continue to grow. The Role As a Senior Full-Stack Developer, you will work across the entire technology stack to deliver high-quality applications and services. You’ll collaborate closely with product, design, and engineering teams to shape architecture decisions, improve developer experience, and deliver customer-facing features at pace. This is a hands-on role suited to someone who enjoys ownership, solving complex technical problems, and working in a fast-moving startup environment. Key Responsibilities Design, build, and maintain scalable web applications using TypeScript, React, Node.js, and MongoDB Develop clean, maintainable, and well-tested frontend and backend code Build and optimise RESTful APIs and micro services Collaborate with product managers and designers to deliver intuitive user experiences Improve application performance, reliability, and security Participate in architecture discussions and technical decision-making Mentor junior developers and contribute to engineering best practices Support CI/CD pipelines, testing strategies, and deployment processes Work closely with DevOps and infrastructure teams in cloud environments Required Skills & Experience 5+ years of commercial software development experience Strong expertise in TypeScript across frontend and backend applications Advanced experience with React and modern frontend tooling Strong backend development experience with Node.js Experience working with MongoDB in production environments Solid understanding of API design and distributed systems Experience with cloud platforms such as AWS, GCP, or Azure Familiarity with CI/CD pipelines and modern DevOps practices Strong understanding of software engineering principles, testing, and system design Experience working in agile product teams or startup environments Excellent communication and collaboration skills Nice to Have Experience within fintech, payments, banking, or regulated industries Knowledge of event-driven architectures and message queues Experience with Docker and Kubernetes Familiarity with GraphQL Exposure to security and compliance standards relevant to fintech Experience scaling systems in high-growth environments What We Offer Competitive salary and equity package Hybrid working environment in London Opportunity to shape the engineering culture and technical direction Work on meaningful products with real customer impact Fast-paced startup environment with significant growth opportunities Learning and development budget Pension scheme and additional benefits Interview Process Introductory call with Talent Technical interview and system design discussion Pair programming or coding assessment Final culture and leadership interview How to Apply Please send your CV, GitHub profile, and any relevant project links along with a short introduction outlining your experience and interest in the role

Our client is in the Financial Sector and is looking to grow the team with a new Senior Developer. This role can be done remote with weekly meet ups in Central London on a Wednesday. The technology function is around 80 people total and you will work in an Agile team of 8. Client Details Our client is in the Financial Sector and is looking to grow the team with a new Senior Developer. This role can be done remote with weekly meet ups in Central London on a Wednesday. The technology function is around 80 people total and you will work in an Agile team of 8. Description Design, develop, and maintain software applications to meet project requirements. Collaborate with cross-functional teams to deliver technical solutions in a timely manner. Conduct code reviews to ensure high-quality standards are met. Analyse and resolve technical issues, providing effective solutions when required. Contribute to the improvement of development processes and methodologies. Stay updated with the latest trends and technologies in the professional services industry. Mentor junior developers and share best practices within the team. Ensure compliance with industry standards and company guidelines in all development tasks.Profile This role is a largely hands on coding but there will be an element of mentoring juniors, helping to review code, working with Business Analysts and Product Managers to understand business requirements Must haves: C# Azure SQL Angular Mentoring experience UK work experienceNice to haves: Certifications K8s Docker Azure Service Bus, Logic Apps, Functions AppsJob Offer Car allowance of 5k Private medical 25 days + BHS Option to buy 10 more holidays Matched pension Life assurance

Most Applications Developer roles ask you to pick a lane — front-end, back-end, or SharePoint. This one doesn't. A well-established global professional services firm in London is looking for an Applications Developer who can work across the full stack: ASP.NET MVC, SharePoint (on-prem and Online), SQL, React, Power Platform, and everything in between. You'll be shaping how technology gets used across a complex, high-stakes environment — working directly with senior stakeholders and owning delivery end to end. If you're the type who's more comfortable solving the hard problem than waiting to be told how — this is worth reading. What you'll be doing • Designing and building custom ASP.NET MVC web applications and SharePoint solutions, • Building front-ends using React, Angular, jQuery, and Bootstrap, • Developing and optimising SQL databases — performance, integrity, scalability, • Using Power Platform (PowerApps, Power Automate) to streamline business workflows, • Producing reporting solutions via SSRS and Power BI, • Integrating custom solutions with third-party and enterprise systems, • Leading project delivery and mentoring junior team members What you'll need • 3+ years in software development with strong SharePoint, SQL Server, and .NET experience, • Solid C# skills — web API development, Entity Framework, MVC, • SharePoint across multiple versions: 2016, 2019, SE, and SharePoint Online, • Front-end confidence — React, Angular, jQuery, Bootstrap, • Power Platform experience a strong plus, • Clear communicator — you can translate technical complexity to non-technical stakeholders Why it's worth a look • Broad technical scope — no single-lane role. You'll touch the full stack, • Direct stakeholder access and real delivery ownership, • A firm that takes its technology seriously and invests accordingly, • London-based, permanent position with a well-resourced, stable environment