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Developer United Kingdom Jobs

461 Job Offers

.NET Windows Developer
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Join our client as a .NET Windows Developer in a hybrid role based in Essex, UK. You will develop robust Windows applications using C#, .NET Core, WinForms/WPF, and MS SQL Server. The ideal candidate has 3+ years of commercial experience and a strong background in system integration and secure co...
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United Kingdom , Essex
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45000.00 - 50000.00 GBP / Year
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Lawrence Harvey
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Delphi/SQL Developer
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Seeking an experienced Delphi/SQL Developer for a hybrid role in Essex. Maintain and enhance a large-scale enterprise application using Delphi XE2/XE10+, T-SQL, and .NET C#. Requires 10+ years of commercial Delphi and SQL Server experience. Join a team with mature SDLC processes.
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United Kingdom , Essex
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60000.00 - 70000.00 GBP / Year
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Lawrence Harvey
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Web Developer - Full Stack
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Join a dynamic team in Essex as a Full Stack Web Developer. This role requires 3-8 years of experience with .NET, C#, ASP.NET Core, and JavaScript. A degree from a British university and strong REST API skills are essential. Enjoy a competitive package with benefits in this hybrid position.
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United Kingdom , Essex
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45000.00 - 55000.00 GBP / Year
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Lawrence Harvey
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Junior Software Developer
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Join a leader in Geospatial innovation as a Junior Software Developer. You will enhance operational performance by developing automation tools, applications, and Power BI dashboards using Python, JavaScript, and AI/ML. This UK-based hybrid role offers career development, mentorship, and a competi...
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United Kingdom
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Not provided
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Murphy Geospatial
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C# Developer
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Join a London-based project as a C# Developer for an initial 6-month contract. This hybrid role requires strong .NET Core and AWS expertise to build scalable backend systems and APIs. You will design robust solutions within distributed architectures, optimizing database performance. Apply your sk...
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United Kingdom , London
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Not provided
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RED Commerce - The Global SAP Solutions Provider
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Software Developer
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Join a leading London fintech as a Software Developer. Build and enhance high-impact, revenue-facing systems using Java. Collaborate with traders and engineers on complex, performance-sensitive applications. This role offers ownership and growth in a fast-paced environment.
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United Kingdom , London
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Not provided
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Hunter Bond
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Software Developer
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Join a leading London AI startup as a Software Developer. Utilize your expert Python and FastAPI skills to build scalable backend systems for real-world AI innovation. Thrive in a dynamic role focused on high-performance architecture and real-time data. Enjoy a competitive compensation package in...
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United Kingdom , London
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120000.00 GBP / Year
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Hunter Bond
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Software Developer
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Join a leading finance tech team in London as a C++ Developer. Utilize your expertise in C++, Python, and high-throughput data systems to build a cutting-edge, scalable data platform. Enjoy end-to-end SDLC involvement and real influence on key technical solutions within a collaborative, top-tier ...
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United Kingdom , London
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400000.00 GBP / Year
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Hunter Bond
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Python Developer
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Join a leading London finance tech house as a Python Developer. Build a world-class, scalable data platform using Python, REST microservices, and big data tools like Spark. Collaborate with top technologists, influence the full SDLC, and make a real impact. A strong academic background and 2+ yea...
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United Kingdom , London
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140000.00 GBP / Year
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Hunter Bond
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Lead SharePoint Developer
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Lead SharePoint Developer role in Farnborough for a hands-on SME. Drive a new, state-of-the-art project, shaping solutions with SPFx, Power Platform, and integrations. Requires strong development skills, client-facing ability, and eligibility for UK SC/DV security clearance. A pivotal, non-BAU op...
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United Kingdom , Farnborough
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60000.00 - 70000.00 GBP / Year
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Fynity
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AI Solution Developer II / Senior AI Solution Developer
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Join our Scientific Data Technology and AI team as an AI Solution Developer. You will design and deploy cutting-edge ML and GenAI models using Palantir Foundry to solve complex life sciences challenges. We seek a developer with strong machine learning fundamentals and hands-on Foundry experience....
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United Kingdom
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Not provided
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Parexel
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Contract Dynamics Developer
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Join a growing software company near Wilmslow as a Contract Dynamics Developer. This initial 6-month role involves designing and building custom solutions using Microsoft Dynamics 365 and the Power Platform. You will need proven experience with migrations, the Microsoft stack, and Agile/DevOps en...
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United Kingdom , Wilmslow
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Not provided
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Myn
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Equity Finance Developer
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Join Barclays in Glasgow as an Equity Finance Developer. You will be central to a strategic global transformation, modernizing the Equity Finance platform using Java, Spring, and Kafka. This role involves re-architecting critical systems for scalability within a collaborative team. We offer priva...
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United Kingdom , Glasgow
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Not provided
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Barclays
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Senior Front-End Developer – Equity Derivatives Technology
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Lead the development of a global pre-trade RFQ and pricing platform as a Senior Front-End Developer in London. This VP role requires strong React expertise and experience with financial systems, ideally in Equity Derivatives. You will act as a technical lead, collaborating closely with trading de...
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United Kingdom , London
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Not provided
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Citi
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Microsoft Dynamics Software Developer
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Join Simplify as a Microsoft Dynamics Software Developer in the UK. Design and develop solutions using Dynamics 365, Power Platform, .NET, and C#. Integrate systems and provide ongoing support in a varied tech environment. A referral bonus is offered for successful appointments.
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United Kingdom
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55000.00 - 65000.00 GBP / Year
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360 Resourcing Solutions
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Ab-Initio ETL Developer
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Join our Technology team in Belfast as an Ab-Initio ETL Developer. You will design and build scalable data pipelines for the critical Strategic Ledger program, transforming data for Oracle Financials SaaS. This role requires deep expertise in the Ab Initio platform (GDE, Co>Op, EME), SQL, and Uni...
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United Kingdom , Belfast
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Not provided
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Citi
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Mid-Level Product Developer
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Join Rapha's dynamic Product Development team in London as a Mid-Level Product Developer. You will own the development of apparel collections, managing vendor relationships and ensuring critical path deadlines. The role requires apparel brand experience, proficiency in Adobe Illustrator, and a st...
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United Kingdom , London
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Not provided
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Rapha
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C# Developer
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Join our London team as a C# Developer Intern in Financial Services. Work directly with traders and risk analysts on key front-office systems like Murex. This role requires strong C# and SQL skills, offering rapid exposure to FX products within an agile framework. Ideal for recent graduates eager...
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United Kingdom , London
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Not provided
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Crédit Agricole
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Data Warehouse Specialist Developer - PACS/RIS
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Join our Data & Informatics team on a 12-month fixed-term contract. As a Data Warehouse Specialist Developer, you will maintain and develop our BI architecture, focusing on PACS/RIS systems. We seek a senior developer with NHS experience and expertise in SQL Server, SSIS, and Power BI. This role ...
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United Kingdom , Swindon
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Salary
47810.00 - 54710.00 GBP / Year
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Great Western Hospitals NHS Foundation Trust
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Senior Salesforce Developer
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Join our dynamic EdTech company as a Senior Salesforce Developer in the West Midlands. You will leverage your 4-6 years of CRM experience and expertise in Apex, Visualforce, and integrations to shape our platform's future. Drive enhancements, optimize workflows, and ensure seamless data quality i...
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United Kingdom , West Midlands
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60000.00 - 65000.00 GBP / Year
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Broster Buchanan
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About the Developer role

Discover the dynamic world of developer jobs, a cornerstone of the modern digital economy. Developers are the creative and technical masterminds behind the software, applications, and systems that power our daily lives. From the websites we browse to the mobile apps we use and the complex enterprise software running global businesses, developers are the architects of our digital future. This profession involves designing, coding, testing, and maintaining the software that drives innovation across every industry.

A developer's primary responsibility is the entire software development lifecycle. This begins with analyzing user needs and then designing robust software solutions to meet those requirements. The core of the role involves writing clean, efficient, and well-documented code in various programming languages. Developers build and maintain the backbone of applications, which includes creating and managing Application Programming Interfaces (APIs), backend services, and database structures. They are responsible for implementing key architectural patterns like microservices to ensure systems are scalable, reliable, and performant. A significant part of their work involves integrating different systems, such as connecting applications to databases, message queues, and third-party services.

Beyond initial creation, developers are tasked with continuous improvement and maintenance. This includes identifying and fixing bugs, optimizing applications for speed and stability, and implementing security best practices to protect against vulnerabilities. They conduct rigorous testing, including unit and integration tests, to ensure software quality. Furthermore, developers collaborate closely with other teams, such as frontend engineers, quality assurance (QA) specialists, and DevOps teams, to enable seamless continuous integration and deployment (CI/CD) pipelines. In many modern environments, developers also work on containerizing applications using tools like Docker and orchestrating them with platforms like Kubernetes. For senior and leadership roles, responsibilities expand to include mentoring junior team members, managing project timelines, making strategic technology decisions, and overseeing a team's output and professional development.

Typical skills and requirements for developer jobs are diverse. A strong foundation in computer science principles is essential. Proficiency in one or more programming languages (such as Go, Java, Python, JavaScript, or C#) is a fundamental requirement. Developers must understand software architecture, including concepts like RESTful APIs, microservices, and event-driven systems. Experience with databases (SQL and NoSQL), version control systems like Git, and operating systems is standard. As the field evolves, knowledge of cloud platforms (AWS, Azure, GCP), containerization, and infrastructure-as-code is increasingly valuable. Crucially, soft skills are just as important; problem-solving abilities, analytical thinking, clear communication, and the capacity to work collaboratively in a team are highly sought after. Most positions require a bachelor's degree in computer science or a related field, or equivalent practical experience. Whether you are an entry-level programmer or an experienced applications development manager, developer jobs offer a challenging and rewarding career path for those passionate about building the technology of tomorrow.