701 to 725 of 1,317 JavaScript Jobs in England

Agent Engineer

Location
Greater London, England, United Kingdom
agent-instruction design skills. Experience integrating APIs and business systems. Familiarity with large language models, agent frameworks and tool use. Programming experience in Python, JavaScript or a comparable language. Understanding of structured and unstructured data sources. Strong analytical, debugging and problem-solving skills. Ability to prototype rapidly and convert successful ...

Visual Data Journalist - Interactive & Graphics Specialist (6 Month FTC)

Location
Greater London, England, United Kingdom
turn around rapid-response visual assets under tight deadlines. What we're looking for from you: Front-End Development: Fluent in HTML, CSS, JavaScript, and modern visualisation frameworks (such as D3.js, Svelte, React, or Leaflet/Mapbox). Data Wrangling: Expert knowledge of Python or R for scraping, cleaning, structuring ...

Senior Software Engineer

Location
Manchester, England, United Kingdom
OpenGL, Vulkan, or proprietary embedded graphics stacks) and rendering pipelines. Proficiency in Python for tooling and automation, with a working knowledge of BrightScript or JavaScript being a significant plus. Strong root cause analysis skills, specifically using tools like GDB, Valgrind, or platform-specific profilers. Knowledge of AI applications and hands ...

Principal Solutions Engineer - United Kindom

Location
Greater London, England, United Kingdom
ISVs or platform ecosystems, supporting evaluations and integrations rather than one-off transactions. Practical experience with at least one programming language such as Python, JavaScript, Ruby, Java or Swift. Clear understanding of RESTful APIs and modern integration patterns. Ability to guide developers and technical teams through API and SDK integration. ...

Senior Solutions Engineer for Financial Services - London

Location
Greater London, England, United Kingdom
particularly NoSQL. Solution Design: Ability to translate business requirements into effective solution architectures. Technical Proficiency: Familiarity with a programming or scripting language (Java, Python, JavaScript, etc.). Consultative Skills: Proven experience guiding technical teams through complex, consultative engagements. Adaptability: Strong desire to learn and quickly adopt emerging technologies. Problem-Solving ...

Software Engineer - Product Analytics Platform

Hiring Organisation
Neo4J
Location
London, UK
Employment Type
Full-time
Experience building production services in Go, from smaller utilities and scripts through to larger, long-running services or microservices. Some experience with TypeScript or JavaScript and an ability to work comfortably in a codebase that spans backend and frontend technologies. This is primarily a backend role ...

Product Designer — AI-Driven Defense Platform

Location
Greater London, England, United Kingdom
would also have: Experience designing geospatial applications for both desktop and mobile applications Understanding of interfaces for controlling robotic systems Familiarity with HTML, CSS, Javascript, and Typescript Ability to create or modify designs in frontend frameworks such as React Note: We want Arondite to bring together individuals from diverse backgrounds ...

GTM Engineer

Location
Greater London, England, United Kingdom
Comfort across low‐code and code. You build with whatever fits the problem, from orchestration tools and Salesforce Flows through to scripting in Python, JavaScript, SOQL or SQL where it earns its place. Cross‐functional range. You can interview a top rep to find the manual work that should ...

Javascript Games Developer

Location
Newcastle upon Tyne, England, United Kingdom
As well as its great games and beautiful products, Gamevy is famous for its unusual culture. We have a flat no bosses structure where we value freedom and dissent We work where and when we ...

Mobile Developer (Android & iOS) – Grow Your Career

Location
Burgess Hill, England, United Kingdom
take the next step in your career and develop your expertise in mobile application development? Perhaps you've gained experience in Java, C#, .NET, JavaScript or another programming language and are interested in applying your skills to mobile technology. Or perhaps you've already started developing Android or iOS applications … substantial technical projects, with the ability to demonstrate your contributions. Working knowledge of at least one programming language, such as Java, C#, Python, JavaScript, TypeScript, Kotlin or Swift. A good understanding of software engineering fundamentals, including programming logic, object-oriented principles and writing maintainable code. Experience developing, testing, debugging ...

Software Engineer (Mid-Level)

Location
West Midlands, England, United Kingdom
business outcomes. Key Responsibilities: Support, maintain and improve existing business applications, preparing them for the digital transformation. Build and support scalable applications using TypeScript, JavaScript and Node.js. Design, develop and maintain APIs, backend services and integrations, and cloud-based solutions. Work with databases and data integrations across multiple systems. Contribute … technical discussions. Ask questions, challenge assumptions where appropriate, and stay curious about better ways of doing things. Essential Skills Strong coding skills using TypeScript, JavaScript or a comparable modern language. .NET development Building and supporting production applications, APIs and services. Comfortable supporting and evolving existing business-critical applications while contributing ...

Senior Agentic AI Full-Stack Software Engineer (Java & React / Javascript / Angular / Claude Code / Codex)

Location
Oxford, England, United Kingdom
Senior Agentic AI Full-Stack Software Engineer (Java & React/JavaScript/Angular/Claude Code/Codex) Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team Our dynamic Agile Teams deliver … roles of the future. What you’ll bring Technical Core Engineering Stack: Proficiency in most of our core technologies (Java, Spring/Spring Boot, JavaScript/TypeScript frameworks such as React or Angular, and SQL), with a willingness to learn others. Experience with Python is desirable but not essential. Agentic ...

Senior Agentic AI Full-Stack Software Engineer (Java & React / Javascript / Angular / Claude Code / Codex)

Hiring Organisation
Elsevier
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Senior Agentic AI Full-Stack Software Engineer (Java & React/JavaScript/Angular/Claude Code/Codex) Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating … that make a great engineer on our team. Technical Core Engineering Stack: Proficiency in most of our core technologies (Java, Spring/Spring Boot, JavaScript/TypeScript frameworks such as React or Angular, and SQL), with a willingness to learn others. Experience with Python is desirable but not essential. Agentic ...

Graduate Software Engineer

Hiring Organisation
STEM Solutions
Location
Slough, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£36000/annum
Collaborate with the development team to design, develop, and test software applications. Utilize one or more of the following technologies: .Net and C#, SQL, JavaScript, ASP.NET, JavaScript Web Frameworks (e.g., Angular). Participate in code reviews and maintain code quality. Troubleshoot and resolve software defects and issues. Qualifications: Bachelor … degree in Computer Science or a related field. Familiarity with one or more of the following technologies: .Net and C#, SQL, JavaScript, ASP.NET, JavaScript Web Frameworks (e.g., Angular). Strong problem-solving skills and attention to detail. Ability to work well in a collaborative team environment. What We Offer: Competitive ...

London Client Solutions Engineer — Drive Ad Tech

Location
Greater London, England, United Kingdom
activations and complex implementations. You will collaborate with clients, account teams, engineering and product management, documenting best practices, and guiding product usage. Proficiency in JavaScript, HTML5, CSS, XML, and SQL is preferred, with strong communication and problem-solving skills. #J-18808-Ljbffr ...

Senior Dynamics 365 CRM Developer, Global Platform Lead

Location
Milton Keynes, England, United Kingdom
proven experience to lead global Dynamics CRM development and implement solutions across CRM domains in line with architecture blueprints. You will code with JavaScript, C#, .NET Core and SQL Server, follow best practices, and work with remote teams across regions to meet quality standards. A degree in Information Systems ...

Lead Software Engineer, AI-Driven Full-Stack Platforms

Location
Greater London, England, United Kingdom
teams to modernize workflows. The role combines hands-on coding with strategic leadership. You should have 12+ years in enterprise software, strong Python/JavaScript, REST APIs, and experience with AI tools. #J-18808-Ljbffr ...

Senior Web Engineer – Python, Django & React

Location
Greater London, England, United Kingdom
work across front and back ends, ensuring scalability and reliability for millions of requests per day. The role requires strong Python and JavaScript skills, Django experience, and a passion for code quality, testing, and automation. A hybrid London/remote setup is available with collaboration across teams. #J-18808-Ljbffr ...

Senior AI Engineer - End-to-End AI Solutions & Cloud

Location
Greater London, England, United Kingdom
lifecycle from concept through production. You will implement robust software and AI solutions in a collaborative, fast-paced setting. You will code in Python, JavaScript/TypeScript, and Go, work with REST APIs and databases, and contribute to scalable, security-conscious AI systems within a supportive team. #J-18808-Ljbffr ...

Senior PHP Web Developer - Zend, MySQL, Drupal

Location
Greater London, England, United Kingdom
building productive relationships with clients. Ideal candidates will have a minimum of 3 years’ web development experience, be proficient in HTML, CSS, and JavaScript, and possess strong interpersonal skills. The agency offers a supportive work culture and opportunities for career growth. #J-18808-Ljbffr ...

Hybrid Full-Stack Dev (React/Node, AWS) - DV Cleared

Location
Greater London, England, United Kingdom
London. The role is hybrid, with three days onsite, delivering secure, cloud-based knowledge platform solutions. You will work across the stack using JavaScript, React and Node.js, with AWS-based cloud delivery as a focus. You will collaborate with engineers and delivery stakeholders in a controlled environment, taking ownership ...

Senior Go/JS/Python Engineer – Remote, Cloud & API

Location
Greater London, England, United Kingdom
remote-first tech consultancy building digital products with teams in London, Lisbon and Porto. We seek a Senior Software Engineer to work across Go, JavaScript/TypeScript and Python, designing scalable architectures and contributing to API development, cloud infrastructure and observability. You will mentor engineers and promote engineering best practices ...

Security-Cleared Hybrid Defence Software Engineer (UK)

Location
Cheltenham, England, United Kingdom
delivery practices from day one. The role supports hybrid working in Cheltenham and may involve relocation assistance. Candidates should have experience in Java, Python, JavaScript/React and #J-18808-Ljbffr ...

Senior Frontline AI Engineer — Enterprise Defence

Location
Greater London, England, United Kingdom
/European defence projects, applying rigorous standards. Ideal candidates have 5+ years in software development, strong communication, and the ability to travel. Proficiency in JavaScript and Python, Git, and modern frameworks is preferred. #J-18808-Ljbffr ...

Technical Lead & Cloud Solutions Architect

Location
Greater London, England, United Kingdom
London, requiring expertise in designing scalable web and mobile solutions. The ideal candidate will have strong skills in AWS and various programming languages, including JavaScript, CSS, and .NET tools. Strong communication skills and experience in Agile methodologies are essential for success in this collaborative role. #J-18808-Ljbffr ...