1,301 to 1,325 of 2,276 JavaScript Jobs in England

Index Distribution Software Engineer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
strong analytical skills and is able to break down a problem into manageable pieces. The right candidate demonstrate proven proficiency in typescript, python and javascript (with Angular) but is also eager to learn new languages and associated technologies. As an Index Distribution Junior Software Engineer, you contribute to building … designs to help us building better product experiences for our clients. Tech Stack You'll Work OnBackend: Python, Typescript, SQL, APIs, microservices, containersFrontend: Angular, JavaScript, HTML5/CSSCloud: AWS (EC2, Lambda, Glue, EKS, SQS, SNS and any other as required)Databases: SQL Server, PostgreSQL, DynamoDB, possibly NoSQLCI/CD: GitLab ...

Full Stack Python Developer

Hiring Organisation
MFK Recruitment
Location
London, United Kingdom
Salary
£ 70 K
Full Stack Python DeveloperSalary: 60,000 to 80,000Location: West LondonWorking arrangement: Predominantly office and customer-site based, with some remote working availableEmployment: Permanent, full-timeMFK Recruitment is recruiting a Full Stack Python Developer for ...

Software Developer (AI)

Location
Nuneaton and Bedworth, England, United Kingdom
1. Role Purpose The Software Developer (AI) is responsible for designing, developing and maintaining software solutions that support the continued evolution of the Lima platform. This role combines full-stack software development with practical experience ...

Senior Software Engineer I (Java & JavaScript)

Hiring Organisation
Elsevier
Location
London, United Kingdom
Salary
£ 70 K
Senior Software Engineer I (Java & JavaScript)Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript About the team: You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning Elsevier’s global product suite. We build and operate a highly … normalized/dimensional data modelling principlesIntermediate knowledge of multiple data storage subsystemsConfident practitioner in development languages including but not limited to: Java/J2EE, JavaScript, JSP, HTML, Node.js, React, XML, SQL, Windows, Unix.Experience with Keycloak, Auth0, or another identity provider, including realm configuration, authentication flows, and OIDC client setup.Proficient research ...

Senior Software Engineer I (Java & JavaScript)

Location
Greater London, England, United Kingdom
Senior Software Engineer I (Java & JavaScript)****Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript?****About the team:**You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning Elsevier’s global product suite. We build and operate a highly … dimensional data modelling principles* Intermediate knowledge of multiple data storage subsystems* Confident practitioner in development languages including but not limited to: Java/J2EE, JavaScript, JSP, HTML, Node.js, React, XML, SQL, Windows, Unix.* Experience with Keycloak, Auth0, or another identity provider, including realm configuration, authentication flows, and OIDC client setup. ...

Software Engineer Specialist: Build, Release & Reliability

Location
Birmingham, England, United Kingdom
Specialist to drive the full software engineering lifecycle, delivering scalable digital solutions with strong ownership of releases and quality practices. You will work across JavaScript/TypeScript, React, Node.js and API-driven architectures, ensuring secure, reliable applications that align with business value and customer needs. #J-18808-Ljbffr ...

SharePoint SPFx Engineer: Integrations & Automations

Location
Greater London, England, United Kingdom
seeking a Workplace Engineer in our End User Experience team. You will design and build SPFx SharePoint solutions and integrate with external systems, using JavaScript/TypeScript, React, REST APIs and Microsoft Graph. You will also develop automations with Power Platform and support migration and integration projects across SharePoint Online ...

Dynamics 365 & Power Platform Systems Developer - Hybrid

Location
Greater London, England, United Kingdom
help automate processes and extend Dynamics 365-based workflows. Based in London, the role requires hands-on work with Power Platform, C#, JavaScript, and Azure DevOps, with opportunities to learn new technologies across websites, integrations, and APIs. #J-18808-Ljbffr ...

Node.js Developer – APIs, Microservices & Cloud

Location
Greater London, England, United Kingdom
design, implement, and maintain server‐side applications and APIs, while collaborating with front‐end teams to ensure seamless user experiences. The role emphasizes strong JavaScript/Node.js skills, API design, and cloud familiarity, with opportunities to work across modern stacks and devops practices. #J-18808-Ljbffr ...

Fullstack Engineer

Location
Cheltenham, England, United Kingdom
looking for a Fullstack Engineer with the following skills: The Fundamentals: Modern JavaScript GitLab CI/CD Observability Technologies Java GitLab Version Control Database Technologies Web API Integration Apache NiFi Message Broker Technologies OpenShift Web Auth Distributed Architecture Kubernetes SecDevOps Cloud Native Technologies Required Clearance: DV or recently active ...

Hybrid Digital Apps Developer (Web & Mobile)

Location
Greater London, England, United Kingdom
engineering teams to deliver secure, scalable digital solutions. You will work on APIs, system integrations and continuous improvement of digital platforms, using React, TypeScript, JavaScript and cloud-based technologies in a hybrid setup. #J-18808-Ljbffr ...

AI-Driven Solutions Architect for Web Platforms

Location
Birmingham, England, United Kingdom
will mentor developers, govern software delivery lifecycle, and collaborate with analysts and third-party teams to real-world, scalable architectures. Experience with HTML/JavaScript or Java, Spring, and AI-assisted tooling is valued; strong communication and documentation skills are essential. #J-18808-Ljbffr ...

Remote Full-Stack Developer: React/TypeScript & APIs

Location
England, United Kingdom
join a remote-first global charity project. You will design and implement scalable back-end services and modern front-end components using React, Next.js, JavaScript and TypeScript. Join a mission-driven team delivering life-saving care through technology, collaborating with stakeholders to define features, and ensuring performance and security across ...

Lead Frontend Engineer - React Native & TypeScript

Location
Greater London, England, United Kingdom
architecture, and SDLC across a distributed team of engineers, focusing on scalable, secure, and high-quality web and mobile experiences. Ideal candidates bring strong JavaScript/TypeScript skills, hands-on React/React Native experience, and a proactive approach to mentorship, testing, and #J-18808-Ljbffr ...

Senior Solutions Architect: Enterprise App & AI Solutions

Location
Greater London, England, United Kingdom
first approach and requires exceptional technical communication skills. The ideal candidate will possess 5+ years of relevant experience, hands-on skills in SQL and JavaScript, and the ability to effectively manage customer engagements. #J-18808-Ljbffr ...

Senior CPS Engineer & Cloud Solutions Lead

Location
Greater London, England, United Kingdom
software engineer to design, develop and maintain the Civica Polling Station application and related election software. You will work across .NET Core, ASP.NET MVC, JavaScript/TypeScript and cloud platforms, collaborating with peers to implement robust features and APIs. The role requires strong unit testing, code reviews, documentation, version control ...

Real-Time React UI Architect - Low-Latency

Location
City Of London, England, United Kingdom
development lifecycle, from design through testing and deployment, delivering high-performance interfaces. The ideal candidate will have hands-on experience with HTML, CSS, JavaScript, React and Redux, plus real-time communication via WebSockets/SSE and testing with RTL/Jest. #J-18808-Ljbffr ...

Senior Python Backend Engineer — Real-Time Data for Trading

Location
Greater London, England, United Kingdom
Mustard Systems Ltd. in London builds data-driven trading software using Python, Go and JavaScript/TypeScript to deliver real-time insights. The role emphasizes fast delivery, ownership of features, and collaboration with traders and quants to solve real business problems. You will design and implement low-latency data feeds ...

Senior QA Automation Engineer — Platform Lead (London)

Location
Greater London, England, United Kingdom
build-out of an in-house automated testing platform and drive its enterprise adoption. You will work with front-end React/JavaScript and Python back-end, in a fast-paced environment. The role requires five days in the London office and an engineering-first mindset focusing on governance ...

Hybrid Next.js Engineer - React/JS/TS, C#, MySQL

Location
Wolverhampton, England, United Kingdom
Level Software Engineer/Developer to join our Wolverhampton team on a hybrid basis. You will work on Next.js/React web applications, leveraging JavaScript, TypeScript and C# to deliver features end-to-end. The role requires solid commercial experience and the ability to own functionality from design through deployment ...

Remote IAM Platform Engineer — AI‐Native

Location
Greater London, England, United Kingdom
will design robust, scalable code, build seamless user experiences, and ensure secure access controls while collaborating with cross-functional teams. Ideal candidates have strong JavaScript/TypeScript, React and Node.js experience, plus API design, NoSQL (Mongo), and OAuth-like flows. #J-18808-Ljbffr ...

Senior Software Engineer - Secure DevSecOps

Location
Manchester, England, United Kingdom
Manchester site. Join us to design and build critical software in the aerospace and defense sector. The ideal candidate has expertise in JavaScript frameworks, cloud services, and Agile methodologies. You will collaborate with stakeholders to deliver secure, mission-critical systems using modern technologies. This permanent role requires candidates ...

Senior Front-End Engineer - React & UI/UX Leader

Location
Bexhill-on-Sea, England, United Kingdom
agile teams. The role includes providing technical leadership, designing and building software systems, and mentoring junior members. Ideal candidates will have strong expertise in JavaScript and ReactJS, with a focus on UI/UX development. Benefits include a competitive salary, car allowance, flexible working, and annual performance bonuses. Join Hastings ...

Senior Full-Stack Engineer – End-to-End Energy Platform

Location
Greater London, England, United Kingdom
Engineer (Full-Stack) in London. You will own delivery end-to-end within a small, autonomous team and design services across the stack, including JavaScript/TypeScript, Go, and Clojure. This role emphasizes strong testing ownership and pragmatic decision-making to impact energy solutions. The position offers hybrid work with ...

Triage Specialist

Hiring Organisation
LANCESOFT LTD
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£28.00 - £30.00 per hour
Meta SDK, Meta Pixel) Customer-facing experience translating technical concepts and solutions to non-technical audiences Experience working with web technologies including HTML, CSS, JavaScript, and HTTP Experience working with SQL and RESTful APIs Familiarity with using AI tools to enhance productivity and quality in day-to-day work ...