651 to 675 of 1,317 JavaScript Jobs in England

Java Software Engineer- FinTech London

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
high quality codeUpdating software programsIdentify root cause analysis of software issuesDeploying software toolsCollaborating with other developersJava Engineers MUST have: Core JavaIdeally Web development with JavaScript (ReactJS or AngularJS) if not this can be picked up. SQLInterest in Maven, Git, TeamcityAn interest in building Multithreaded applicationsBachelors/Masters degree in Computing ...

AI Application Engineer

Location
Greater London, England, United Kingdom
agents, tool/function calling and agent execution loops. Experience integrating LLM APIs, such as OpenAI or Anthropic, into applications. Proficiency in Python, JavaScript/TypeScript or another relevant programming language. Ability to understand business requirements and translate them into practical technical solutions. Strong problem-solving skills, curiosity ...

Senior Software Engineer-DV Security Cleared

Hiring Organisation
Morson Edge
Location
Wicken, Cambridgeshire, UK
/GPU-accelerated computing Machine learning and data analytics NumPy/SciPy, PostgreSQL/SQLite, Docker/containerised environments Ansible, Cython, Celery/Redis JavaScript, HTML5 and CSS3, Nginx/Keycloak Edge computing, sensor systems or distributed/federated architectures Signal, sensor or other complex data processing ...

Frontend Engineer (React/Next.js)

Location
Birmingham, England, United Kingdom
role. Requirements & Skills Solid commercial experience with React Strong understanding of Next.js (SSR/SSG) Strong knowledge of HTML5, CSS3, and modern JavaScript (ES6+) TypeScript knowledge Familiarity with Git and modern development workflows Good eye for detail and appreciation for quality UI Comfortable working in a collaborative, fast-paced agency ...

Senior Quality Engineer (Mobile) (contractor)

Hiring Organisation
EPAM Systems
Location
London, UK
Employment Type
Full-time
Charles Proxy, Splunk, Sentry or ConsoleExcellent communication skillsExperience with full life cycle software deployment using Agile practicesNice to haveExperience with WebdriverIO (WDIO) or comparable JavaScript/TypeScript-based UI automation frameworksAppium for mobile application automationJavaScript and/or TypeScript automation developmentNative iOS and Android testing and automationAPI testing ...

IT Support & AI Developer

Hiring Organisation
Halecroft Recruitment
Location
Runcorn, Cheshire, United Kingdom
Employment Type
Permanent
Salary
£25000 - £30000/annum
qualification in Computer Science or similar, IT, Software Development, or a related subject would be beneficial but is not essential. Knowledge of Next.js, Python, JavaScript, AI tools, Microsoft 365, automation, or software development would be advantageous. Why Apply? This is an excellent opportunity for a graduate or junior IT professional ...

Server Administrator London, UK · £40K - £55K

Location
Greater London, England, United Kingdom
small number of empowered developers is the right way to deliver software. Qualifications Looking for people who are truly full stack, comfortable polishing JavaScript front end as well as debugging Java applications, database interactions, or standing up infrastructure with Terraform. Company Benefits 33 days holiday (including flexible bank holidays ...

SENIOR BACKEND ENGINEER

Location
Milton Keynes, England, United Kingdom
Responsibilities Expertise in Backend Development: Strong proficiency in Node.js, TypeScript/JavaScript best practices, along with experience in at least one other server-side language. Database Mastery: You're a SQL guru, particularly with PostgreSQL, handling query optimization, data migrations, and database modeling. Solid Grasp of OOP and Design Patterns ...

Full Stack Developer

Location
Greater London, England, United Kingdom
product vision and roadmap. Technologies we use Our frontend stack utilises Typescript and React . Key aspects of our experience include our client-side Javascript SDK, drag-and-drop editor and Chrome extension. On the backend we use Scala and PostgreSql , with Clickhouse for customer facing analytics. Content delivery ...

Digital Analyst

Location
Leeds, England, United Kingdom
Contentsquare or Microsoft Clarity Knowledge of ad platform data and attribution modelling Python Some familiarity with CMS platforms and front-end basics (HTML, CSS, JavaScript) #J-18808-Ljbffr ...

Founding Engineer

Location
Greater London, England, United Kingdom
Machine Learning basics (Evaluation, Training, Problem Decomposition). Strong coder with demonstrated proficiency in programming languages such as Python, Java, C++, TypeScript/JavaScript, or similar. Exposure to privacy, security, and emerging model‐governance practices (e.g., EU AI Act readiness). Why Leeroo Senior, founder‐led team from Meta ...

Full Stack Product Engineer

Location
Manchester, England, United Kingdom
building against APIs and connecting frontend to backend Figma fluency: you can take a design file and build it pixel for pixel Experience with JavaScript, Tailwind CSS and ShadCN components Experience with Python and PostgreSQL for fullstack development Something you’ve built before: a side project, an app, a browser ...

Senior Developer

Location
Nottingham, England, United Kingdom
friendly team also creates a unique positive, supportive and collaborative atmosphere." Requirements Excellent all-round programming ability PHP, SQL, Laravel, React Native, Bootstrap, JavaScript, MySQL, Git, Docker, AWS Strong testing methodology (ideally unit testing) Confident communicator (written and verbal) Able to work independently and collaboratively Curiosity and enthusiasm for exploring ...

Business Analyst

Location
Liverpool, England, United Kingdom
years of experience in business analysis, preferably in a web design or digital agency setting. Technical Skills : Understanding of web technologies, including HTML, CSS, JavaScript, and CMS platforms. Familiarity with tools like JIRA, Confluence, Trello, or similar project management software. Experience with wireframing and prototyping tools (e.g., Figma, Adobe ...

Digital Analyst

Hiring Organisation
Forward Role
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£45,000
Contentsquare or Microsoft Clarity Knowledge of ad platform data and attribution modelling Python Some familiarity with CMS platforms and front-end basics (HTML, CSS, JavaScript) 2 stage process, apply now or email As an industry leading, nationwide Marketing, Digital, Analytics, IT and Design recruitment agency, we are continually receiving ...

Data Integration Specialist GB

Location
City Of London, England, United Kingdom
integration processes. Technical Requirements You should have deep expertise in data integration technologies and methodologies. This includes proficiency in programming languages such as JavaScript/Node.js, Python, or PHP, and extensive experience working with APIs. Understanding of database systems (both SQL and NoSQL) is essential, as is experience with ...

DevOps Engineer

Location
Cheltenham, England, United Kingdom
Kubernetes and Docker. Experience of administering IP networking in a corporate environment. Experience of automating tasks using languages and tools such as Bash, Python, JavaScript, and GitHub Actions. Knowledge of how to effectively use security testing and monitoring tooling, e.g. SAST and SIEM products. Knowledge of how to configure monitoring ...

Director, Solutions Architects Berlin, London

Location
Greater London, England, United Kingdom
Solutions Architect, Sales Engineering, or Technical Pre‐sales roles, with at least 5 years in a leadership position. Strong background in modern web technologies (JavaScript, React, Next.js, Node.js, APIs, cloud infrastructure). Proven ability to lead, coach, and scale technical teams in a high‐growth environment. Demonstrated success working with ...

Software Developer University of Cambridge

Location
Cambridge, England, United Kingdom
degree in an appropriate subject, or equivalent knowledge, skills and understanding gained through experience and professional qualifications. Strong software engineering skills, including Python, JavaScript/TypeScript, web frameworks, databases, version control and automated testing. You will have experience contributing across the software development lifecycle, working with existing codebases and producing ...

Software Engineer (Fleet) - London

Location
Greater London, England, United Kingdom
team. Qualifications: Solid experience running Linux systems in production: ideally embedded or edge Linux, not just cloud VMs. Proficiency in Rust and/or Javascript/Typescript and/or Python Experience with device fleets at scale: provisioning, OTA update mechanisms (Mender, RAUC, balena, or something you built yourself ...

Summer Intern Software Engineer

Hiring Organisation
BAE Systems
Location
Gloucestershire, United Kingdom
Employment Type
Full Time
Salary
25900 GBP Annually
software platforms and developing safety critical software/mission critical software for projects and Core duties You will work primarily in Java/Javascript/Angular/React however we use a range of other languages like C# and .NET. Tasks could include: • Assisting in the design, test and implementation ...

Software Engineer, Trust & Safety

Location
Greater London, England, United Kingdom
ideas into stable, scalable production systems. About You: 5+ years of experience in abuse prevention, trust & safety, or security engineering. Strong programming skills in JavaScript/TypeScript and Python. Hands-on experience working with LLMs, including prompt engineering, evaluation, and fine-tuning. Collaborate closely with security, product, and infrastructure teams ...

ServiceNow Portal Developer

Location
Farnborough, England, United Kingdom
ServiceNow Developer with a focus on portal development. Strong experience with Service Portal and/or Employee Centre. Hands-on development experience using JavaScript, HTML, CSS, AngularJS, and ServiceNow scripting. Experience developing custom widgets, components, and self-service solutions. Strong understanding of ServiceNow ITSM and Service Catalog capabilities. Experience integrating ...

Performance Test Engineer

Hiring Organisation
MThree
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
technologies (Docker, Kubernetes) and big data platforms (Databricks). Ability to analyse complex performance issues and provide actionable recommendations. Strong scripting skills (e.g., Python, JavaScript) for test automation and data analysis. Knowledge of Performance Test Strategy and defining Non-Functional Requirements. Proven experience in Performance Testing of cloud-based architectures ...

Head of Solutions Architecture, EMEA

Location
Greater London, England, United Kingdom
Solutions Architect, Sales Engineering, or Technical Pre‐sales roles, with at least 5 years in a leadership position. Strong background in modern web technologies (JavaScript, React, Next.js, Node.js, APIs, cloud infrastructure). Proven ability to lead, coach, and scale technical teams in a high‐growth environment. Demonstrated success working with ...