76 to 100 of 1,012 JavaScript Jobs in the UK

QA Analyst & Performance Testing

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Southampton, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
years building and working with automation frameworks, using tools such as Selenium, Playwright or Cypress, and be comfortable coding in languages like Java, JavaScript or Python. Alongside this, you'll have practical experience of integrating testing into CI/CD pipelines using tools such as Jenkins, GitHub Actions or Azure ...

Software Engineer III (Senior)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
complex backlog, finding genuine satisfaction in driving platform-wide improvements and untangling legacy code. Deep Backend Proficiency: Extensive proficiency in Node.js, TypeScript, and JavaScript, combined with a deep understanding of APIs, Webhooks, and OAuth protocols. Strong Cloud & Infrastructure Knowledge: Proficient experience with AWS (specifically Lambda, SQS, DynamoDB ...

Platform Consultant Expert - (Hybrid) TLNT1 NI

Hiring Organisation
Allstate Northern Ireland
Location
Belfast, UK
providing sponsorship for this vacancy. A minimum of 5 years software engineering experience in at least 3 programming paradigms to include:- Object-oriented (Java & Javascript required and at least one other language) Procedural/systems (e.g. Go, Rust, C) Functional (e.g. F#, Elixir, Clojure, Haskell) Experience using modern development tools ...

Software Engineer III (Senior)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
complex backlog, finding genuine satisfaction in driving platform-wide improvements and untangling legacy code. Deep Backend Proficiency: Extensive proficiency in Node.js, TypeScript, and JavaScript, combined with a deep understanding of APIs, Webhooks, and OAuth protocols. Strong Cloud & Infrastructure Knowledge: Proficient experience with AWS (specifically Lambda, SQS, DynamoDB ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
typically candidates at this level have 5+ years of software engineering experience. You should be prepared to undertake our pair-programming interview stage in Javascript or Typescript, and you’ll be assessed as if this has been your primary language. This is a full-stack role — if you are only ...

Senior Dynamics Developer

Hiring Organisation
Intellectual Property Office
Location
Newport, Gwent, Wales, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
deep understanding of architectural principals such as SOA and Micro-Services Technical aptitude Proficiency in one or more of these languages: C#, Python, JavaScript, Typescript Experience writing and implementing Unit Testing How to Apply Click the 'Apply now' button and complete the application form by providing the following: Your ...

Senior Full Stack Developer (React & C#.NET)

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
collaborative environment and are eager to make an impact, we want to hear from you! Technical Skills Front-end: Strong proficiency in React.js, JavaScript/TypeScript, Redux/RTK, and modern UI patterns, develop framework is essential - More to React JS and Java script Back-end: Expertise in C# .NET … RESTful APIs with a focus on scalability and resilience. Create UI Components: Craft responsive and modular UI components using React JS and modern JavaScript/TypeScript patterns. Collaboration: Work closely with business stakeholders and domain experts in Risk, Regulatory Reporting, and Finance. Power BI Expertise: utilise your knowledge of Power ...

Systems Architect

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £130,000 per annum
senior stakeholders. Key Skills: Enterprise & Solution Architecture AWS/Cloud-Native Platforms Microservices & APIs DevOps, CI/CD & Infrastructure as Code Java, C#, TypeScript, JavaScript, or C++ Financial Services, Capital Markets, Trading Platforms, or Front Office systems experience Desirable: Kubernetes, Docker, and modern distributed architectures You'll play ...

Senior QAT Analyst (SC Cleared)

Hiring Organisation
scrumconnect ltd
Location
City, Newcastle Upon Tyne, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 65,000 Annual
testing approaches, tooling, and quality governance. Essential Skills & Experience Extensive experience in software testing and quality assurance leadership. Strong knowledge of HTML, CSS, JavaScript, and Node.js. Experience designing and implementing automated testing frameworks. Strong understanding of CI/CD pipelines and DevOps practices. Experience developing and executing enterprise-scale test ...

Software Engineering Specialist

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £605 per day
based environments Strong focus on automation and continuous improvement Good collaboration and problem-solving skills Technical Experience (some of): Programming/scripting (Python, Java, JavaScript, etc.) CI/CD tools (GitLab, Jenkins) IaC (Terraform, Ansible) Containers (Docker, Kubernetes) Cloud (AWS, Azure, GCP) Observability (Prometheus, Grafana, ELK) Git/source control ...

Software Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
Salary
£60,000
Good knowledge of relational databases (e.g. MySQL) Comfortable working in collaborative, agile environments Passion for writing clean, maintainable, and scalable code Desirable Frontend exposure (JavaScript, TypeScript, React) Experience with Docker or containerised environments Understanding of microservices or serverless architecture Experience with automated testing/TDD Laravel PHP Developer | Bristol | Hybrid ...

Founding Software Engineer

Hiring Organisation
Adria Solutions
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Evolving into a senior leadership role with ownership of the technology function. What We're Looking For Strong commercial experience with React Native. Solid JavaScript/TypeScript expertise. Experience with modern frontend and mobile development practices. Knowledge of related technologies such as: React Node.js Cloud platforms (AWS, Azure ...

Microsoft Dynamics 365 and Power Platform Specialist

Hiring Organisation
Emporia Consulting Group Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
environment. Demonstrate strong experience working with Microsoft Dataverse, including data modelling, security roles, relationships, and solution configuration. Develop and customise solutions using C# and JavaScript, extending Dynamics 365 and Power Platform capabilities where required. Use HTML and CSS to support user interface customisation and styling. Work with Git code repositories ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
City of Edinburgh, Scotland, United Kingdom
Skills and Competencies Commercial experience developing webbased software applications using modern frameworks Strong knowledge of TypeScript, JavaScript, HTML, and CSS, with experience using Angular Experience delivering Software as a Service applications in a cloud environment (Azure preferred) Solid understanding of software engineering principles; experience with C#/.NET preferred Experience ...

Power Platform Developer

Hiring Organisation
Henderson Drake
Location
Ipswich, Suffolk, United Kingdom
Employment Type
Permanent
Salary
GBP 40,000 - 44,000 Annual
solutions. Desirable Experience Any exposure to the following would be beneficial but is not essential: Azure services APIs and system integrations HTML, CSS, and JavaScript Azure DevOps C#/.NET Salesforce integrations Agile development environments Why Apply? Work alongside an experienced Senior Power Apps Developer Gain exposure to a wide ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Birmingham, England, United Kingdom
5+ years of professional software engineering experience, with a focus on developing scalable applications. Strong proficiency in programming languages such as Java, Python, or JavaScript, along with familiarity with frameworks relevant to our platform. Solid understanding of software development methodologies, including Agile and DevOps practices. Experience with cloud services ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Services (AWS). Strong experience using GitHub Actions within a CI/CD pipeline. Solid Python knowledge. Experience with front‐end technologies such as JavaScript and Node. Experience working with Web Application Firewall (WAF) technologies and Cloudflare features. Solid working experience with Git and SQL. Knowledge of Terraform and experience ...

Senior Typescript Engineer TLNT1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
reliability, scalability, and maintainability through best practices. Mentor junior engineers and contribute to a culture of technical excellence. Essential Skills & Experience Strong proficiency in JavaScript/TypeScript with Node.js on the server side. Proven track record delivering production-grade, maintainable software. Solid understanding of system architecture and cloud-native design. ...

Senior Typescript Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
reliability, scalability, and maintainability through best practices. Mentor junior engineers and contribute to a culture of technical excellence. Essential Skills & Experience Strong proficiency in JavaScript/TypeScript with Node.js on the server side. Proven track record delivering production-grade, maintainable software. Solid understanding of system architecture and cloud-native design. ...

Senior Ruby Engineer - £110K

Hiring Organisation
Run-Time Group Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
strong ability to align technical direction with business strategy in fast-moving, product-centric environments. Key requirements: Ruby & Ruby on Rails Full-Stack Engineering: JavaScript, TypeScript, React, Hotwire, Stimulus Node.js & React exposure beneficial API Design: REST, GraphQL, external integrations Data Stores: PostgreSQL, MySQL, Redis, Elasticsearch Async Processing: Sidekiq, Resque Cloud ...

Senior Software Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
Supported by a talented Development team with 6 developers and other technical staff. Requirements Minimum 5 years of experience in commercial C# .NET Development JavaScript/TypeScript, HTML + CSS Angular Azure DevOps (CI/CD) Desirables C# .NET Core Azure Serverless experience (App Services, Functions, Storage, Service Bus, etc. ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
stack experience within an agile team building enterprise-grade web applications or backend services. Java development with Spring Boot. Front-end development using modern JavaScript frameworks (e.g., React, Vue). Experience with cloud platforms such as AWS or Azure. Containerisation and orchestration using Docker and Kubernetes. Infrastructure as Code (Terraform ...

Platform Consultant Expert - (Hybrid)

Hiring Organisation
Jobleads-UK
Location
Belfast City, Northern Ireland, United Kingdom
influence simplification, reuse, and consistency. Essential Criteria Minimum of 5 years software engineering experience in at least 3 programming paradigms (Object‐oriented: Java & JavaScript; Procedural/systems: e.g., Go, Rust, C; Functional: e.g., F#, Elixir, Clojure, Haskell). Experience using modern development tools (IntelliJ or VS Code, Git/GitHub ...

Senior Dynamics Developer

Hiring Organisation
Reed
Location
Newport, Gwent, Wales, United Kingdom
Employment Type
Full-Time
Salary
£47,766 - £58,575 per annum, Inc benefits
Platform (Power Apps, Power Automate) Solid understanding of architecture patterns such as microservices and SOA Proficiency in at least one of the following: C#, JavaScript/TypeScript, or Python Experience writing and maintaining unit tests Strong integration experience across Azure services Working Arrangements Hybrid working model with some on-site ...

Senior Web Developer

Hiring Organisation
Office Angels
Location
Basingstoke, Hampshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Competitive salary
security remediation activities Contribute to improving cyber security awareness and best practices Key Skills & Experience Strong experience with: Java/Kotlin Spring Boot React, JavaScript, CSS Solid experience with: MS SQL Server (database design & development) Git/Azure DevOps Development tools such as IntelliJ Proven track record delivering web-based ...