97 Best web application developer Jobs in London (August 2025)

£42000–£48000 yearly

Job Summary We are seeking a proactive and talented Software Developer to join our growing team. You will be responsible for creating, testing, and maintaining custom software solutions to support internal operations and client needs. Key Responsibilities Develop and maintain custom software applications and tools. Collaborate with IT support teams to design automation solutions for recurring issues. Write clean, efficient, and maintainable code in accordance with best practices. Perform unit and integration testing. Troubleshoot and debug software issues. Participate in code reviews and contribute to continuous improvement. Document development processes and maintain technical documentation. Stay current with technology trends and suggest improvements where appropriate. Requirements Proven experience as a Software Developer or similar role. Strong programming skills in at least one language (e.g., Python, Java, JavaScript, C#). Understanding of web development (front-end and/or back-end). Experience with relational databases (MySQL, SQL Server, etc.). Familiarity with version control systems (e.g., Git). Ability to work both independently and collaboratively. Strong problem-solving and analytical thinking skills. Excellent communication skills. Desirable Skills Knowledge of IT support environments and automation tools. Experience with cloud platforms (AWS, Azure). Exposure to DevOps tools and practices. Familiarity with APIs and systems integration. Benefits Competitive salary: £41,000 – £46,000 Opportunities for professional growth and training Supportive and collaborative team environment Flexible working arrangements (subject to role) Pension contributions and paid holidays How to Apply To apply, please send your CV and a brief cover letter to We look forward to hearing from candidates who are eager to grow with a dynamic and modern IT company.

We are looking for an ambitious web developer to lead digital change throughout our organisation to significantly improve our content and ecommerce platforms. We are an SME experiencing high digital growth and need the systems to continue that journey. The ideal candidate will be a self-starter also capable of leading external resources to manage and deliver end-to end projects. Knowledge and experience of Shopify, Wordpress and Chargebee is ideal. Key Responsibilities & Accountabilities: Design, develop, and implement a highly responsive, scalable company website. Ensure seamless functionality across various web browsers and platforms. Build and maintain the backend infrastructure to support front-end functionalities and ensure efficient data integration. Collaborate with colleagues to design and implement new website features and enhancements. Identify and resolve technical issues to maintain website stability and performance. Monitor and improve front-end and back-end performance for efficiency and scalability. Manage all website deployments and updates, ensuring smooth rollouts. Contribute to technical strategy and development efforts across the company. Maintain and update technical documentation for internal use. Requirements: Proven expertise in front-end and back-end development, ideally within an e-commerce environment. Experience working on enterprise-scale digital platforms. Strong understanding of UI/UX best practices and ability to implement them effectively. Proficiency in JavaScript, HTML, and front-end frameworks (e.g., React, JavaScript, jQuery). Backend experience, including server configurations and data integration from databases such as MSSQL and PostgreSQL. Experience developing and integrating APIs to support web applications and third-party services. Hands-on experience in developing UIs with real-time updates. Experience with Shopify, WordPress and React is desirable. What Rouleur offer: Opportunity to assert your skill set and have a profound impact on the growth of a small business. 25 days holiday (excluding bank holidays) About Rouleur Rouleur is an independent publication that prides itself on a progressive stance toward cycling - a small team that has grown substantially with huge opportunities for growth across different areas of the business. The successful candidate will have the chance to help shape the vision of how Rouleur becomes a more digital and more international brand. With world-class content at the heart of all of our marketing, e-commerce and commercial offerings, we encourage creativity across the entire business, and expect staff to help bring unique ideas, experiences and insights into every aspect of what we do.

Test Analyst We are looking for 2 Test Analyst(s) to join our team ASAP. As a Test Analyst you will be responsible for the Test Execution for multiple Projects/Maintenance Cycles from Development through to Go-Live. You will work with all departments to ensure quality deliverables, building strong relationships between the business and IT delivering software through Agile methodology. From time to time you will be required to perform software tests, following best practice to ensure quality and correct documentation of test procedures in all areas of software testing. You will be responsible for the development and implementation of documented test cases. Executing tests, preparing test reports, and working closely with relevant departments and stakeholders to report defects when required. Expected experience & skills Minimum 3 years proven track record in software test lead roles doing hands-on testing Must have experience in Agile/Scrum models Strong Testing experience with API, Cross Platform Testing, Cross Browser Testing, Web, Mobile and Tablet Strong Testing Experience in Non-Functional testing Experience of working with Test Management tools like JIRA, TFS, ALM Familiar with HTML, SQL & Java Good Experience of working with SQL knowledge in Postman & SOAP UI for API Testing Must be able to work closely with the BA & development teams Self-motivated and highly professional with ability to lead and take ownership and responsibility A strong team member and player Strong attention to detail Beneficial skills/experience Automation skills experience creating and maintaining automation frameworks and scripts in line with coding standards will be an added advantage Benefits Professional development including learning and development, individual development plans, formal mentorship programs. Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted. We take our obligations to protect your personal data very seriously.

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NM IT & Consultancy Ltd

Graphic and Multimedia Designers

1 month ago

£16–£18 hourly

Part-time

Graphic & Multimedia Designer Job Description: Top Duties and Qualifications A Graphic & Multimedia designer, is an IT professional who creates and maintains web applications and websites. Their responsibilities include designing, creating and maintaining websites through programming languages such as HTML, CSS and JavaScript.Graphic designer commonly work with Web Developer to create the user interface of a website and other professionals to create and test applications. Job descriptions- Graphic Designer duties and responsibilities- A Graphic Designer needs experience in the design, creation and maintenance of websites across multiple platforms. The most important duties and responsibilities include: Writing efficient code using best practice for software development Creating websites using different languages such as HTML and CSS Working with Programmers to create a website that matches the visual design intent Communicating with business colleagues to gather and refine requirements and specifications for content development within agreed-upon timelines Researching a variety of software programs Creating and maintaining the documentation for software used Improving and enhancing websites after they have been created Developing contingency plans in the event of websites going down.

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