JavaScript Job Vacancies

1,126 to 1,150 of 3,007 JavaScript Jobs

Senior Software Engineer (Python)

Bristol, Avon, South West, United Kingdom
Hybrid / WFH Options
CPS Group (UK) Limited
similar Software Engineering role, ideally from within consultancy/public sector/government/defence but not essential. * Strong software development skills within Python * Full stack - ideally with some JavaScript (React) but flexible * AWS is essential * Strong communication skills - this is a consultancy role so working with clients is key. * Must hold or be able to eligible for Security Clearance More ❯
Employment Type: Permanent, Work From Home
Salary: £65,000
Posted:

Full Stack Software Engineer with Security Clearance

Nebraska, United States
TEKsystems c/o Allegis Group
and engineering efforts with a focus on cybersecurity and application layer design Required Skills: • 10+ years of experience with .NET/.NET Core in C# • Experience with DevExpress XAF, JavaScript, jQuery, HTML, CSS • PostgreSQL and MySQL database experience • Familiarity with unit testing, mocking, and CI/CD pipelines • Proficiency in C#, C, C++, Python • Strong understanding of design patterns and More ❯
Employment Type: Permanent
Salary: USD 120,000 Annual
Posted:

Quality Engineer -

Telford, Shropshire, England, United Kingdom
TXP
scrum team (4-8 engineers) operating in two-week sprints, helping to ensure solutions meet the highest quality standards across a range of technologies. Tech Stack Frontend: Remix, React, JavaScript Backend: Java, Spring, .NET Data: MongoDB, Oracle Tools: RabbitMQ, JSON Key Responsibilities Design and implement test automation frameworks and solutions from the ground up Apply TDD/BDD methodologies and More ❯
Employment Type: Contractor
Rate: £0 per annum
Posted:

.NET Developer

Sevenoaks, Kent, England, United Kingdom
Hybrid / WFH Options
Noir
have a strong grasp of object orientated (OO) development principles. Our client can provide you with industry recognized training in: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and SQL Server 2022. Our client has a flat organization, which means that they believe great ideas can come from anywhere and anyone. From the beginning More ❯
Employment Type: Full-Time
Salary: £45,000 - £65,000 per annum
Posted:

Senior Full Stack & AI Automation Engineer

London, South East, England, United Kingdom
Salt Search
10+ years building operational support systems and automation in Python. Proven leadership in code reviews and mentoring. Hands-on experience with Selenium and iOS functional automation. Strong React/JavaScript UI development background. Back-end engineering with Python + Postgres. AI/ML expertise in LLMs, embeddings, and RAG systems. Experience with ETL pipelines, vector databases, and modern DevOps (Jenkins More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Full Stack Developer

Stevenage, England, United Kingdom
Hybrid / WFH Options
Prism Digital
architecture, with the chance to influence application design patterns and best practices across the stack. The Tech: C# development in a modern .NET 6 MVC environment Data Access Technologies JavaScript, HTML, CSS for core UI builds Vue or React (virtual DOM libraries) for interactive front ends Tooling with npm, Webpack, NuGet REST APIs and web services, integrating with spatial databases More ❯
Posted:

Fullstack Developer

Birmingham, West Midlands, United Kingdom
Hybrid / WFH Options
Erin Associates
innovative team, based in Birmingham where you will play an integral role in the development of data-rich, user-friendly applications. Keywords : Fullstack Developer, TypeScript, Node.js, React, Azure DevOps, Javascript, React Developer, Api, Birmingham, West Midlands, Solihull, Warwickshire To apply, please send your CV to Bethany at or call 0161 438 1177 for more details. Follow us on Twitter: @erinassociates More ❯
Employment Type: Permanent, Work From Home
Salary: £55,000
Posted:

Full Stack Developer

stevenage, east anglia, united kingdom
Hybrid / WFH Options
Prism Digital
architecture, with the chance to influence application design patterns and best practices across the stack. The Tech: C# development in a modern .NET 6 MVC environment Data Access Technologies JavaScript, HTML, CSS for core UI builds Vue or React (virtual DOM libraries) for interactive front ends Tooling with npm, Webpack, NuGet REST APIs and web services, integrating with spatial databases More ❯
Posted:

Platform Engineer

North West, United Kingdom
Hybrid / WFH Options
Anson Mccade
ll contribute to development practices including CI/CD, automated testing, and source control, while working in an agile environment. Key Skills & Expertise: Programming in one or more of JavaScript, Java, .Net, Python Designing and building proof-of-concept or production systems Experience with Version Control Systems (e.g., Git, Mercurial, Perforce) Utilising CI/CD tools such as Bamboo, Jenkins More ❯
Employment Type: Permanent, Work From Home
Posted:

.NET Developer

Knaphill, Woking, Surrey, England, United Kingdom
Hybrid / WFH Options
Noir
experienced in: .NET, .NET Core/ASP.NET MVC, C# and SQL Server. You will be trained in all aspects of: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and SQL Server 2022. Top performers can expect to receive their first promotion (and pay rise) within 6 months. Our client offers a unique working environment More ❯
Employment Type: Full-Time
Salary: £65,000 - £85,000 per annum
Posted:

Full Stack Developer

watford, hertfordshire, east anglia, united kingdom
Hybrid / WFH Options
Prism Digital
architecture, with the chance to influence application design patterns and best practices across the stack. The Tech: C# development in a modern .NET 6 MVC environment Data Access Technologies JavaScript, HTML, CSS for core UI builds Vue or React (virtual DOM libraries) for interactive front ends Tooling with npm, Webpack, NuGet REST APIs and web services, integrating with spatial databases More ❯
Posted:

Power Platform Senior Developer - Remote - £57K

England, United Kingdom
Hybrid / WFH Options
Nigel Frank International
of Dynamics 365 modules (such as Sales, Customer Service, or Field Service). Familiarity with Azure services and integration approaches (APIs, Logic Apps, Service Bus). Coding experience with JavaScript, C#, or other relevant languages. Strong communication skills with the ability to explain technical concepts clearly. A collaborative, supportive approach to leadership and mentoring. Background working in Agile or DevOps More ❯
Employment Type: Permanent
Salary: GBP 57,000 Annual
Posted:

Senior Software Engineer

London Area, United Kingdom
Durlston Partners
colleagues across AI/ML, networking, and robotics. What we’re looking for: Strong programming skills in C++, Java, Rust, or Python. Experience with front-end development (TypeScript/JavaScript, React or Angular) - a plus, not a requirement A strong computer science, engineering, or technical background (degree or equivalent experience). Enthusiasm for working across a diverse tech stack and More ❯
Posted:

Senior Software Engineer

City of London, London, United Kingdom
Durlston Partners
colleagues across AI/ML, networking, and robotics. What we’re looking for: Strong programming skills in C++, Java, Rust, or Python. Experience with front-end development (TypeScript/JavaScript, React or Angular) - a plus, not a requirement A strong computer science, engineering, or technical background (degree or equivalent experience). Enthusiasm for working across a diverse tech stack and More ❯
Posted:

AI/LLM Developer & Collaboration Portal Engineer with Security Clearance

Chantilly, Virginia, United States
BOAB Ventures
Engineering, or related field (Master's preferred). Software development experience in AI/LLM development (OpenAI, Anthropic, Hugging Face, LangChain, RAG pipelines, etc.). Programming skills in Python, JavaScript/TypeScript, or similar. Experience building AI-enabled web applications and APIs. Hands-on experience with collaboration platforms (SharePoint, Confluence, custom-built portals, etc.). Proficiency with cloud environments (AWS More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Power Platform Senior Developer - London Hybrid - £61k

London, South East, England, United Kingdom
Hybrid / WFH Options
Nigel Frank International
of Dynamics 365 modules (such as Sales, Customer Service, or Field Service). Familiarity with Azure services and integration approaches (APIs, Logic Apps, Service Bus). Coding experience with JavaScript, C#, or other relevant languages. Strong communication skills with the ability to explain technical concepts clearly. A collaborative, supportive approach to leadership and mentoring. Background working in Agile or DevOps More ❯
Employment Type: Full-Time
Salary: £61,000 per annum
Posted:

Power Platform Senior Developer - London (Hybrid) - £61k

London, United Kingdom
Hybrid / WFH Options
Nigel Frank International
of Dynamics 365 modules (such as Sales, Customer Service, or Field Service). Familiarity with Azure services and integration approaches (APIs, Logic Apps, Service Bus). Coding experience with JavaScript, C#, or other relevant languages. Strong communication skills with the ability to explain technical concepts clearly. A collaborative, supportive approach to leadership and mentoring. Background working in Agile or DevOps More ❯
Employment Type: Permanent
Salary: £61000/annum
Posted:

Power Platform Senior Developer - Remote - £57K

Nationwide, United Kingdom
Hybrid / WFH Options
Nigel Frank International
of Dynamics 365 modules (such as Sales, Customer Service, or Field Service). Familiarity with Azure services and integration approaches (APIs, Logic Apps, Service Bus). Coding experience with JavaScript, C#, or other relevant languages. Strong communication skills with the ability to explain technical concepts clearly. A collaborative, supportive approach to leadership and mentoring. Background working in Agile or DevOps More ❯
Employment Type: Permanent
Salary: £57000/annum
Posted:

Full Stack Developer (.net) MUST BE LOCAL with Security Clearance

Sterling, Virginia, United States
Hybrid / WFH Options
TAIG (Tactical Analytic & Intelligence Group)
resolution skills. • Multi-threaded applications; Exception handling. • Integration with hardware devices and vendor SDKS. • Ability to work in team environments across a diverse set of projects with multiple stakeholders. • Javascript, Vue.js, C#, .NET Core, Web API, Visual Studio code, Jenkins, Gitlab, xUnit, SonarQube. • AWS experience. • Agile development. Education and Experience • Bachelor's degree in computer science or a directly related More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Software Engineer

london, south east england, united kingdom
Durlston Partners
colleagues across AI/ML, networking, and robotics. What we’re looking for: Strong programming skills in C++, Java, Rust, or Python. Experience with front-end development (TypeScript/JavaScript, React or Angular) - a plus, not a requirement A strong computer science, engineering, or technical background (degree or equivalent experience). Enthusiasm for working across a diverse tech stack and More ❯
Posted:

Senior Software Engineer

london (city of london), south east england, united kingdom
Durlston Partners
colleagues across AI/ML, networking, and robotics. What we’re looking for: Strong programming skills in C++, Java, Rust, or Python. Experience with front-end development (TypeScript/JavaScript, React or Angular) - a plus, not a requirement A strong computer science, engineering, or technical background (degree or equivalent experience). Enthusiasm for working across a diverse tech stack and More ❯
Posted:

Senior Software Engineer

slough, south east england, united kingdom
Durlston Partners
colleagues across AI/ML, networking, and robotics. What we’re looking for: Strong programming skills in C++, Java, Rust, or Python. Experience with front-end development (TypeScript/JavaScript, React or Angular) - a plus, not a requirement A strong computer science, engineering, or technical background (degree or equivalent experience). Enthusiasm for working across a diverse tech stack and More ❯
Posted:

Software Engineer

United Kingdom
Hybrid / WFH Options
Harrington Starr
or MS in Computer Science (or related discipline). Strong commercial experience with C#. Experience building and maintaining highly scalable, high-performance systems. Solid knowledge of web development (HTML, JavaScript, CSS) and database design. Familiarity with design patterns, refactoring, and OO design principles. Proactive and detail-oriented, with strong analytical and problem-solving skills. Excellent communication and teamwork abilities. For More ❯
Posted:

Content Processing Technical Consultant - Developed Vetting

City of London, London, United Kingdom
PS Computer Services Ltd t/a Parker Shaw
Required Skills & Experience: C#/java, .NET Core Containerisation (Docker, Kubernetes, OpenShift) xUnit Agile working practices CI/CD tooling Scripting experience (Python, Perl, Bash, etc.) ELK (Elastic stack) JavaScript Cypress Linux experience Search engine technology (e.g., Elasticsearch) Big Data Technology experience (Hadoop, Spar k , Kafka, etc.) Microservice and cloud native architecture Desirable: Able to demonstrate experience of troubleshooting and More ❯
Employment Type: Contract
Rate: Up to £700 per day inside IR35
Posted:

Frontend web developer

Cambridge, England, United Kingdom
Insight Global
legal compliance features • Supporting device configuration, key management, and authentication workflows The applicants must have the following: Hands-on experience in front-end development Strong proficiency in HTML, CSS, JavaScript, and React Solid understanding of UI/UX principles and design execution Experience working on large-scale or enterprise-level web applications It would be ideal if the candidate has More ❯
Posted:
JavaScript
10th Percentile
£36,250
25th Percentile
£47,500
Median
£65,000
75th Percentile
£90,750
90th Percentile
£132,500