Web Application Development Jobs in London

1 to 25 of 79 Web Application Development Jobs in London

Senior Full Stack Developer

City of London, England, United Kingdom
Integrify is now Nutrient Workflow
us build our website, joining Nutrient means contributing to solutions that impact nearly one billion end users worldwide. Your Role at Nutrient... We’re looking for someone passionate about web application development. We are looking for a developer that gets joy out of having impact, increasing productivity of themselves and their team, and creating functional and attractive digital … Knowledge of React, Vue, Vuetify and AngularJS Experience with Microsoft SQLServer, MongoDB, and Redis Experience working in a CI/CD environment Experience developing software in a data-intensive application Experience with containerization technology and orchestration tools such as Docker and Kubernetes Familiarity and regular use of AI assisted IDEs like Cursor, Windsurf, Co-Pilot, etc. Manage and prioritize … Texas, or Virginia for payroll processing. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Software Development Referrals increase your chances of interviewing at Integrify is now Nutrient Workflow by 2x Sign in to set job alerts for “Full Stack Engineer” roles. London, England, United Kingdom More ❯
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Snr Full Stack Developer

London, United Kingdom
Nutrient
us build our website, joining Nutrient means contributing to solutions that impact nearly one billion end users worldwide. Your Role at Nutrient We're looking for someone passionate about web application development. We are looking for a developer that gets joy out of having impact, increasing productivity of themselves and their team, and creating functional and attractive digital More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack Developer

London, England, United Kingdom
ParentPay Group
Full Stack Developer Department: Development Employment Type: Permanent - Full Time Location: Remote, UK Description This is a UK based role. GDPRiS is an innovative cloud-based tool designed to help schools manage their journey to GDPR compliance. Offering schools and other organisations complete GDPR management, GDPRiS: Delivers clarity on the complexities of GDPR Simplifies data protection processes and management … our journey of technical innovation and excellence and best customer service. Key Responsibilities A highly self-motivated Full Stack Developer is required to join our small but fast-paced development team as we look to our next level of progression, where you will be able to immediately make an impact. We operate a modern Azure-based tech stack including … C#, SQL Server, Service Bus, app services. The ideal candidate will work across all stages of web application development; from understanding business requirements, design and implementation through to deployment and maintenance. Your duties will include: Design, build and implement changes to our web-based platform in close cooperation with others within the development team Manage More ❯
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Web Platform Developer

London, England, United Kingdom
Vitalograph Inc
to diagnose respiratory disorders. We offer: Pension contribution to secure your future. Private Health Insurance for peace of mind. Educational Assistance Programme to support your professional growth. Clear career development opportunities to grow and make an impact. The Role: Reporting to the CTO and working closely with the VP of Digital Health Technology, the Web Platform Developer will … design and develop web-based applications as part of the Vitalograph Digital Health Platform. Key Responsibilities: Develop, test, and maintain web applications within a comprehensive digital health system. Collaborate with app engineers for seamless component integration. Design and implement real-time web solutions using C#, .NET, Java for full-stack development. Debug, troubleshoot, and optimize web … secure, scalable platform. Conduct code reviews to maintain quality standards. Investigate and resolve technical issues during development. Minimum Requirements: Degree in Computer Science or related engineering field with software development experience. At least 3 years of web application development experience. Strong problem-solving and debugging skills. Expertise in SQL databases. Experience with git, code review tools More ❯
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Assistant Quantitative Developer (London)

London, UK
Lancashire Group
this role is to assist Lancashire’s Advanced Analytics team in data management and providing insights into the Group’s modelled risk portfolio. The role requires solid front-end development skills, experience within the insurance market, and a high level of competence in data manipulation using SQL Server. Specific Responsibilities Assist Analytics to streamline existing processes by moving local … s degree in a quantitative discipline (e.g., Science, Maths, Computer Science). Experience in the London Insurance Market. Adept in data extraction and manipulation using T-SQL. Understanding of Web Application development, JavaScript front-end development, and knowledge of Azure development for web and function apps; Azure DevOps experience is highly desirable. Understanding of … implementing APIs via RESTful Web Services. Experience with catastrophe models is helpful. Experience with Python is highly desirable. Strong knowledge of Microsoft Excel; Access and VBA are advantages. Excellent organizational and communication skills, with the ability to work independently and in a team. The Lancashire Way At Lancashire, our culture sets us apart. Our behavior and approach to work More ❯
Employment Type: Full-time
Posted:

Assistant Quantitative Developer

London, England, United Kingdom
Lancashire Group
this role is to assist Lancashire’s Advanced Analytics team in data management and providing insights into the Group’s modelled risk portfolio. The role requires solid front-end development skills, experience within the insurance market, and a high level of competence in data manipulation using SQL Server. Specific Responsibilities Assist Analytics to streamline existing processes by moving local … s degree in a quantitative discipline (e.g., Science, Maths, Computer Science). Experience in the London Insurance Market. Adept in data extraction and manipulation using T-SQL. Understanding of Web Application development, JavaScript front-end development, and knowledge of Azure development for web and function apps; Azure DevOps experience is highly desirable. Understanding of … implementing APIs via RESTful Web Services. Experience with catastrophe models is helpful. Experience with Python is highly desirable. Strong knowledge of Microsoft Excel; Access and VBA are advantages. Excellent organizational and communication skills, with the ability to work independently and in a team. The Lancashire Way At Lancashire, our culture sets us apart. Our behavior and approach to work More ❯
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Senior Software Engineer

London, England, United Kingdom
Disney Cruise Line - The Walt Disney Company
does not discriminate based on race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. Job Summary: As a Senior Software Development in Test Engineer within DEEP&T, you will touch the lives of Disney fans around the world, working on innovative digital products and platforms from Disney, ESPN, National Geographic … Disney digital applications with the quality and reliability expected by our guests. Responsibilities: Developing and supporting test automation frameworks, execution environments, build systems, and reporting tools Contributing to the development and maintenance of the architecture for frameworks, execution environments, build systems and tooling used across multiple products Independently break large stories until into smaller tasks based on stakeholder requirements … Productivity Engineering team, helping others increase productivity through innovation, and championing the core value of Disney Quality Basic Qualifications: Minimum of 5 years of progressive experience in a software development Engineer in Test (SDET) occupation, including automated testing of front end and backend services using a structured programming language. Bachelor’s degree in Computer Science, Information Systems, Software, Electrical More ❯
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Senior Fullstack Java Developer

London, United Kingdom
Jas Gujral
Senior Fullstack Software Developer with at least 5 plus years expertise. The ideal candidate will have great problem solving and communication skills and be comfortable with fast paced design, development and deployment working in an agile environment. Worked extensively on iOS, Android & web apps and built complex, responsive and sophisticated apps. We are looking for a smart, innovative … in technical, design, and architecture discussions with external partners from the finance sector. Collaborate with cross-functional teams to determine business requirements, as well as design, develop, and test application code to ensure that business requirements are met. Drive a best practices approach to the continuous improvement of products, processes, and tools. Identify and correct bottlenecks and fix bugs … for all production issues. Liaise with product development team to plan new features. Research and suggest new mobile products, applications and protocol. Qualifications/Experience: Highly proficient in React, Swift or Objective C, Java for mobile development; Rails, nodejs and Angular for web development. 5 to 7 years of extensive native mobile app (iOS & Android) and web More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Python / Django Developer

London, England, United Kingdom
Plentific.com
for a talented and experienced Python/Django developer to join the our team. If you have an obsession to push the limits of what’s possible on the web to the next level using state-of-the-art technologies we want to hear from you. This is a great opportunity for someone with the right skillset and personality … product features Ensure technical problems are resolved in a timely and cost-effective manner Work closely with the founders, UI/UX designers and other technical staff on product development Provide help in the recruitment, training, retention and organization of development staff Required Skills: Strong experience in web application development using Python, Django, Flask, SQLAlchemy … Celery, RabbitMQ Strong understanding of software development practices such as agile development, testing and version control (Git) Experience in database setup (PostgreSQL, PostGIS), ElasticSearch, query optimisation and caching Equally comfortable with ORMs and plain vanilla SQL Experience in deployment automation (one or more of Ansible, Chef, Puppet) Experience in cloud-based services such as AWS (EBS, EC2, CloudFront More ❯
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Senior Data Engineer (GCP)

London, England, United Kingdom
Ipsos
years relevant commercial experience with experience of scalable data pipelines using Argo on GKE, SQL on BigQuery, Python libraries like Pandas. Comfortable with APIs and Cloud storage systems. Basic web application development knowledge using Flask, HTML, JavaScript. Experience with containerisation (Docker) and orchestration (Kubernetes). Familiarity with Terraform and data systems optimisation. Commitment to data quality and … flexible benefits to suit your personal needs. For roles at Research Manager level and above we also offer private healthcare. In addition to this we have a fantastic Learning & Development offer delivered through a mix of face to face, online or on-demand; you can read more by clicking here. We realise you may have commitments outside of work More ❯
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Senior Software Engineer (Back-end / Full-stack) Product and Engineering

London, England, United Kingdom
Hybrid / WFH Options
Goodstack
if Full Stack) components to improve our platform, ensuring an excellent user experience. Contributing to establishing best practices and technological standards. Writing code daily and participating in planning, product development, and delivery. Success after 3 months looks like: Getting to know your teammates and feeling comfortable in your environment. Understanding the donations & volunteering product and suggesting improvements. Gaining deep … office's free sock merchandise. This role is ideal if you have: Required experience: 5+ years designing and building APIs, especially with databases like Postgres. Experience with React for web app development (essential for Full Stack). Designing scalable, secure, resilient, and observable systems. Proficiency in Node.js and TypeScript (and React for Full Stack). Knowledge of automated More ❯
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Quality Assurance Automation Engineer

London, United Kingdom
Paul Hastings
on this page will not be accepted. Applicants, please review the list of positions below. Select a position and click "Add to Apply List". To begin your online application, click "Apply". Quality Assurance Automation Engineer Paul Hastings is a leading international law firm that provides innovative legal solutions to many of the world's top financial institutions … POSITION OVERVIEW We have an opening for a Quality Assurance Automation Engineer. Under the direct supervision of the Quality Assurance Manager, the Quality Assurance Automation Engineer will lead the development of test approaches, estimates and plans for complex integrated systems, and drives successful execution to ensure end results align with business needs in collaboration with other teams. This position … client software applications; Ensures delivery of testable requirements and effectively applies appropriate testing techniques to ensure comprehensive end-to-end black box testing; Leads user story and test case development, and test execution; Designs, develops, documents and maintains test artifacts for functional, integration, system, and acceptance testing; Creates test plans outlining test approach and risk mitigation; Prepares and may More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer

London, England, United Kingdom
nCino
services. Works within product & engineering team delivering against the nCino product roadmap. Software Engineer Essential Functions: Support product refinement process such as the creation of tickets and analysis for development work. Follow architectural decisions made by the team and understand the reasoning behind them. Engage in brainstorming sessions to propose innovative ideas and solutions. Be involved in proof-of … quality code review process Software Engineer Requirements: Bachelor’s degree in Computer Science or a related field and/or 3+ years of experience working in cloud-based software development Knowledge of software design principles and development tools, technologies (languages, frameworks, etc.) and domains used Proficiency in at least one programming language Experience developing applications on Salesforce and …/or AWS Experience with web application development Strong understanding of software engineering best practices, including coding standards, code reviews, source control management, and testing Ability to collaborate with others in a professional and respectful manner Proficient knowledge of code versioning tools, such as Git. Desired: Experience with client-side JavaScript frameworks like Angular, React, Knockout, etc. More ❯
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Front End Developer

London, England, United Kingdom
Talan Group
employees on several sites, the main being London, Edinburgh, Chester, and Leeds. Job Description We are looking for a front-end developer to work on the Issuemaster real-time web application. The successful candidate will work on key and large epics in our book of work, including new screens, core & shared functionalities, and upgrades of the existing. This is … an opportunity for a senior developer with the right skillset and mindset to take part in our major effort to rewrite this important FO application and be part of the Primary business evolution, including integration to new venues, automation of core processes, and much-wanted user experience improvements; all to drive more business safely. You must have successful experience … developing real-time web front ends using both REST and websockets APIs. We are particularly looking for developers with an excellent knowledge and understanding of the software engineering fundamentals, as well as strong solution design skills promoting simplicity, stability, performance, and scalability. Experience as a senior developer on an eTrading or Front Office trading application will be a More ❯
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Senior .NET Developer

London, England, United Kingdom
Opinov8
single to multiple locations. Team Responsibilities Build & design efficient, secure, and reusable systems. Develop solutions using .NET. Conduct code reviews and implement automated tests. Participate in the Agile Product Development Life Cycle. Collaborate closely with the Client’s team. Contribute to the hiring process. Work with the development community to ensure sustainable digital products. Ensure efficient delivery within … a scrum team. Manage technical processes and communication. Tackle architectural and technical challenges with the Solution Architect. Required Skills & Experience 4+ years in web application development. Experience with Core and C#, Web API, and REST. Proficiency with MS SQL. Experience with event-based systems. Practical knowledge of cloud application development. Experience in building microservices. Understanding of More ❯
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Lead Software Engineer

London, England, United Kingdom
Hybrid / WFH Options
HybridAero
a very wide variety of problems. Responsibilities: Reviewing our current architecture and patterns, establishing standards for code organisation and patterns, refactoring where appropriate. Responsibility for the Optimiser’s software development lifecycle, including test coverage, development environments, release processes, CI/CD, etc. Developing the architecture, tool chain and process for storing and searching for results from the Optimiser … SMP). Preference for a working knowledge of building/maintaining/using large databases. Preference for a working knowledge of computational geometry. Preference for a working knowledge of web application development. 9 day working fortnight (compressed 80 hours and every other Friday off) 4% pension contributions rising by 1% per year of service to a maximum of More ❯
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Senior Front-End Engineer

London, England, United Kingdom
Hybrid / WFH Options
Interactive Brokers
an opportunity to develop performant and scalable SPAs for our many brokerage platforms. You will collaborate closely with other engineers, product managers, and our design team to deliver brokerage web app applications to our diverse client base of over 2 million users. Role Responsibilities: Work on brokerage projects as an Engineer at interactiveadvisors.com (Central London, UK). Design and … build scalable web applications within the VueJs ecosystem (VueJs, Vuex, Pinia, Vite, Cypress, webpack). Own and build high-traffic applications with a focus on speed and user experience. Collaborate with colleagues to ideate, plan, and organize large-scale projects. Contribute to our company-wide Vue UI Component Library. Set direction and partner with other front-end engineers to … implement new technologies. Work with a team of intelligent, intense, and fast-moving co-workers. Experience: 3+ years of commercial software development experience with an emphasis on single-page web app development. Hands-on experience with at least one JavaScript framework - React.js/Vue.js/Angular.js (we use Vue.js and Angular.js). HTML, CSS (including CSS pre-processors More ❯
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Software Engineer JavaScript Node.js AWS API in London - client server

London, England, United Kingdom
WorksHub
Responsibilities: Work on the development of websites, APIs, and efficient database queries. Utilize JavaScript, TypeScript, Node.js, and serverless AWS, with a focus on backend development and exposure to the React front end. Collaborate and problem solve as part of a small, flexible engineering team, emphasizing knowledge sharing and continuous improvement. Salary: £80,000 - 90,000 per year Requirements … Strong JavaScript/TypeScript web application development experience. Experience in designing and developing REST APIs. Proficiency in SQL query writing. Good knowledge of AWS, including familiarity with AWS Lambda, API... #J-18808-Ljbffr More ❯
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Support Engineer III, Global Store

London, United Kingdom
Amazon
house custom developed applications across platform stacks (including SQL, Java/.NET/C#/Perl/Python) or SaaS. You will also be supporting enterprise-wide implementations of Web Applications/SaaS applications Successful candidates should: - Have the ability to learn technical concepts quickly with a strong sense of urgency - Have enthusiasm for working in a fast paced … who is passionate about innovation and customer experience. - Have strong written and oral communication skills - Can deal with ambiguity; work with minimum supervision. BASIC QUALIFICATIONS - 2+ years of software development, or 2+ years of technical support experience - Experience troubleshooting and debugging technical systems - Experience in Unix - Experience scripting in modern program languages PREFERRED QUALIFICATIONS - Knowledge of web services … distributed systems, and web application development - Experience troubleshooting & maintaining hardware & software RAID - Experience with REST web services, XML, JSON Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

BPM Developer - £415/day - Inside IR35 - 6-Month Contract - Hybrid (3 Days in London Office)

London, England, United Kingdom
Hybrid / WFH Options
ZipRecruiter
Job Description BPM Developer - £415/day - Inside IR35 - 6-Month Contract - Hybrid (3 Days in London Office) A leading organisation is seeking a BPM Developer to join their development team on a 6-month initial contract with strong potential for extension. The role involves building and supporting workflow-driven applications using BPM tools and the .NET stack. This … days per week onsite in London . The contract is Inside IR35 , paying £415 per day via umbrella . Key Skills & Experience: Proven experience in BPM/Workflow development (Metastorm, Appian, Camunda, Flowable, etc.) Strong C#/.NET development skills Experience with Oracle SQL and/or SQL Server Solid understanding of Object-Oriented Programming Exposure to Agile … delivery environments Excellent communication and troubleshooting abilities Nice to Have: Web application development experience Familiarity with DevOps , CI/CD pipelines, IIS, or network configuration T-SQL and PL/SQL Scripting experience Responsibilities: Design, develop, and support BPM-based business applications Translate business requirements into scalable, workflow-driven solutions Perform unit testing, QA, and deploy to More ❯
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Senior .NET Engineer (UK Betting)

London, England, United Kingdom
Opinov8
our team, you will: Build & design efficient, secure, and reusable systems and abstractions Develop solutions using .NET Conduct code reviews and implement automated tests Participate in the Agile Product Development Life Cycle Collaborate closely with the Client’s team Assist in the hiring process Work with the development community to ensure sustainable digital products Ensure efficient delivery within … a Scrum team Manage technical processes and communication Handle architectural and technical tasks with the Solution Architect Power you bring: 4+ years of experience in web application development Experience with Core, C#, Web API, and REST Experience with MS SQL Experience with event-based systems Practical experience developing cloud applications Experience building microservices Knowledge of software More ❯
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RF Senior Software Support Engineer, Music Region Flex

London, United Kingdom
Amazon
systems and want to be a part of a team shaping the future of cloud infrastructure, we'd love to hear from you. BASIC QUALIFICATIONS - 4+ years of software development, or 4+ years of technical support experience - Experience troubleshooting and debugging technical systems - Experience in Unix - Experience scripting in modern program languages - B.E. or B.S in Computer Science or … enterprise-level applications - Experience in agile/scrum or related collaborative workflows PREFERRED QUALIFICATIONS - Advanced knowledge of UNIX/Linux operating system and tools - Experience analyzing and troubleshooting RESTful web API calls - Strong knowledge of programming, operating systems, and data structures concepts - Development experience in Java, with understanding of XML/SOAP, web services, and web application development - Proven track record in working on large-scale, enterprise-level n-tier applications - Demonstrated experience in Perl, Python, or shell scripts, and web technologies - Ability to understand technical specifications, distributed systems architecture, and to deep dive into service/application logs - Demonstrated skill and passion for problem-solving and operational excellence - Knowledge of More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Developer Python

London, England, United Kingdom
Codeneer
the definition of project demands and specifications, ensuring that software meets business objectives. A Senior Python Developer’s role includes code reviews. They ensure code quality, suggest areas for development, and ensure best practices are followed You are in charge of finding and resolving code bugs. Their strong problem-solving abilities are put to use as they troubleshoot and … and capability. A strong understanding of Python and its associated libraries is required. It is critical to have a thorough understanding of Python’s capabilities and limitations. Knowledge of web frameworks such as Django or Flask is advantageous because it speeds up web application development. Understanding of relational and non-relational databases is frequently required. Understanding how … solutions and helping businesses of all sizes and industries then we would love to hear from you Codeneer has been instrumental in transforming our business. Their expertise in software development and IT solutions helped us streamline operations and boost efficiency #J-18808-Ljbffr More ❯
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Application Engineer, Zeus Team

London, England, United Kingdom
Amazon
Amazon's catalog information is complete, accurate, and comprehensive, providing customers with a great shopping experience. You can contribute to this effort. Key Job Responsibilities We seek a skilled Application Engineer (AE) with diverse skills and experience. As an AE, you will collaborate with business teams to address support needs with existing applications, gather requirements, and develop scalable solutions … alarm monitoring, infrastructure issues, and bug fixes. You will also onboard clients and familiarize them with platform features. A Day in the Life Basic Qualifications 2+ years of software development or technical support experience Experience troubleshooting and debugging systems Experience in React JS & Java (front-end & back-end) Scripting experience in modern programming languages BSc in Computer Science/… least one high-level programming language (preferably Java or Python) Ability to solve complex problems independently Understanding of the deployment lifecycle from design to deployment Preferred Qualifications Knowledge of web services, distributed systems, and web application development Experience troubleshooting & maintaining hardware & software RAID Experience with REST web services, XML, JSON Amazon promotes an inclusive culture. More ❯
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Front-End Developer

London, England, United Kingdom
Endeavour Recruitment Solutions
Are you a Front-End Developer looking for a new career opportunity in London? Do you have proven experience of working with large, scalable web applications? Are you experienced working with Magento ? Then read on... The successful Front-End Developer will be joining a team of experts who design, develop and support sizeable and complex e-commerce websites around … feasibility of UI/UX designs Optimise applications for maximum speed and scalability Collaborate with other team members and stakeholders Evaluate requirements, specifications, and code - analysis, problem definition & solution development Present ideas, solutions and methodologies to team and clients. Skills/experience required: Experience with Magento 2 Strong styling skills: Sass, Less, CSS. Use with dynamic, responsive sites. The … role will require working with Magento, PHP, HTML/XML, Responsive design, Sass/Less, Git Experience with Progressive Web Application development and React.js/Vue.js Good working knowledge of Knockout.js Libraries - JQuery & JQuery UI Require.js, Grunt and Gulp.js OOP & functional programming Asynchronous control flow, partial page updates, AJAX Please send us your application or get More ❯
Posted:
Web Application Development
London
25th Percentile
£82,500
Median
£95,000
75th Percentile
£105,000