ECMAScript Job Vacancies

126 to 150 of 2,553 ECMAScript Jobs

Technical Lead DV Cleared

slough, south east england, united kingdom
Damia Group
SRE, and DevSecOps in production systems Act as a trusted point of contact for both internal and client-facing technical discussions Key Skills & Experience Proficiency in Java, Python, Go, JavaScript/TypeScript Strong experience with frameworks and tools including Spring Boot, React, Node.js, Docker, Kubernetes, and Terraform Deep understanding of modern architecture patterns such as microservices, RESTful APIs, event-driven More ❯
Posted:

Technical Lead DV Cleared

london (city of london), south east england, united kingdom
Damia Group
SRE, and DevSecOps in production systems Act as a trusted point of contact for both internal and client-facing technical discussions Key Skills & Experience Proficiency in Java, Python, Go, JavaScript/TypeScript Strong experience with frameworks and tools including Spring Boot, React, Node.js, Docker, Kubernetes, and Terraform Deep understanding of modern architecture patterns such as microservices, RESTful APIs, event-driven More ❯
Posted:

.NET Developer

Wakefield, West Yorkshire, England, United Kingdom
Hybrid / WFH Options
Noir
either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will follow the firms official career More ❯
Employment Type: Full-Time
Salary: £45,000 - £70,000 per annum
Posted:

.NET Developer

Lavant, Chichester, West Sussex, England, United Kingdom
Hybrid / WFH Options
Noir
either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will follow the firms official career More ❯
Employment Type: Full-Time
Salary: £45,000 - £70,000 per annum
Posted:

Senior Developer, Full Stack

Central London, London, England, United Kingdom
Hybrid / WFH Options
Provide
Ensuring best practises working in an Agile/Scrum/Kanban environment. Requirements Proficiency in React, React Native, and Next.js is a strongly required. Proficiency in Frontend technology i.e. Javascript, Typescript, HTML, and CSS. Familiar with RESTful APIs and GraphQL Experience with Backend such as Python and mySQL or similar. Experience architecting web applications and supporting underlying CI/CD More ❯
Employment Type: Full-Time
Salary: £80,000 - £85,000 per annum
Posted:

Software Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Oscar Technology
Provide senior-level support, troubleshooting, and performance monitoring with modern observability tools. Mentor and support junior engineers, collaborating with global teams. Required: Proven full-stack development expertise Node.js, TypeScript, JavaScript, and C#, .NET. Hands-on experience with cloud platforms (Azure preferred, AWS/GCP beneficial). Skilled in Kubernetes, Docker, Terraform, Helm, and CI/CD automation. Strong background in More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Sr. Dynamics Developer

Charlotte, North Carolina, United States
Lenmar Consulting
experience with Dynamics 365 modules. 3+ years of Dynamics 365 implementation experience. 3 or more full lifecycle Dynamics 365 implementations. 3+ years of hands-on Dynamics 365 development, including: JavaScript, Plugins, PCF Controls (React/FluentUI), TypeScript, Power BI, Power Automate Experience with the Field Service module. AWS and Node.js experience (strongly encouraged). AI knowledge (nice to have). More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

.NET Developer

Winchester, Hampshire, England, United Kingdom
Hybrid / WFH Options
Noir
.NET Developer candidates should be able to demonstrate strong knowledge of: .NET .NET Core/ASP.NET MVC, C# and MongoDB. Any experience in the following is desirable: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. Training will be provided in any of More ❯
Employment Type: Full-Time
Salary: £55,000 - £65,000 per annum
Posted:

.NET Developer

Aldershot, Hampshire, England, United Kingdom
Hybrid / WFH Options
Noir
Developer candidates should be able to demonstrate strong knowledge of: .NET .NET Core/ASP.NET MVC, C# and SQL Server. Any experience in the following is desirable: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and SQL Server 2022. Training will be provided in More ❯
Employment Type: Full-Time
Salary: £35,000 - £60,000 per annum
Posted:

Full Stack Developer Node.Js / React

Central London, London, United Kingdom
Hybrid / WFH Options
Halian Technology Limited
sprint planning, and retrospectives Monitor and troubleshoot production systems; respond to incidents when needed Required Skills & Experience: 3+ years of professional software engineering experience Strong proficiency with Node.js and JavaScript/TypeScript Solid experience building frontend applications with React.js Experience with AWS (at least EC2, Lambda, DynamoDB, CloudWatch) Familiarity with containerization (Docker) and infrastructure-as-code (e.g., Terraform or AWS More ❯
Employment Type: Permanent, Work From Home
Salary: £65,000
Posted:

Cleared Software Engineer - Principal with Security Clearance

Fairfax, Virginia, United States
Sunfire Solutions
experience in a front-end, back-end or full-stack capacity Extensive knowledge of Java, Groovy, Kotlin, or other JVM languages OR, Extensive knowledge with a modern front-end Javascript framework (Vue.js, React, Angular, etc) Significant experience with database systems (SQL or NoSQL) Extensive knowledge of OO design patterns and software architectural patterns Experience with microservice frameworks (Dropwizard, Spring Boot More ❯
Employment Type: Permanent
Salary: USD 240,000 Annual
Posted:

.NET Developer

Swanley, Kent, England, United Kingdom
Hybrid / WFH Options
Noir
are looking for .NET Developer who have experience in .NET, .NET Core/ASP.NET MVC, C# and SQL Server. You will receive training in all aspects of: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and SQL Server 2022. These .NET Developer positions come More ❯
Employment Type: Full-Time
Salary: £45,000 - £60,000 per annum
Posted:

IT Specialist - Cloud, On-Prem & AI - Post Busines Solutions GmbH (w/m/d)

Wien, Austria
Hybrid / WFH Options
Österreichische Post AG
the end-to-end technical delivery of projects involving cloud, on-premise, and hybrid architectures. Design and implement scalable applications using the .NET full stack (C#, ASP.NET Core, Blazor, JavaScript/TypeScript, etc.). Integrate AI/ML capabilities using services like Azure Cognitive Services, OpenAI, or custom models. Manage containerized deployments using Kubernetes (on-prem and in the cloud More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Full Stack Developer (SME) with Security Clearance

Reston, Virginia, United States
RedKey Solutions
from design and development to implementation and testing, within a DevOps framework. Key Responsibilities: Lead and participate in software programming initiatives to support innovation and enhancement, utilizing HTML, CSS, JavaScript, Java, Python, SpringBoot, Hibernate, and Angular. Direct and develop software system validation and testing methods using JUnit and Katalon. Create and integrate custom-developed software solutions leveraging automated deployment technologies. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Principal Software Engineer with Security Clearance

Reston, Virginia, United States
RedKey Solutions
development lifecycle, including scope and work estimation, architecture and design, coding, and unit testing. Primary Responsibilities: Engage in software programming initiatives to support innovation and enhancement using HTML, CSS, JavaScript, Java, Python, SpringBoot, Hibernate, and Angular. Develop and direct software system validation and testing methods using Junit and Katalon. Develop and integrate custom software solutions to leverage automated deployment technologies. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Pega Developer with Security Clearance

Annapolis Junction, Maryland, United States
Cyberstrike Group
least four areas preferred): Development Areas: Front-end UI, middle-tier, back-end, full stack, data modeling, DevOps, SOA, or wrapping legacy systems as web services. Commercial Technologies: Java, JavaScript, HTML, CSS, React, Angular, Spring, Hibernate, Maven, Git, Node.js, SQL, RESTful/SOAP Web Services, MongoDB, Oracle, PostgreSQL, Tomcat, and other listed tools. Government Technologies: NiFi, PKI administration, Xacta, and More ❯
Employment Type: Permanent
Salary: USD 200,000 Annual
Posted:

Fullstack Developer | C# | Angular | React

Cheltenham, Gloucestershire, United Kingdom
Hybrid / WFH Options
Big Red Recruitment Midlands Limited
the complex software, you'll have the autonomy to support the delivery of impactful solutions. We are looking for a driven and skilled developer with: - Strong experience with C#, JavaScript, TypeScript, and Microsoft SQL - Experience with frameworks such as Angular or React - Hands-on experience with cloud platforms, such as AWS, Azure, or GCP - An independent working style and the More ❯
Employment Type: Permanent
Salary: £40000 - £45000/annum £40,000 - £45,000
Posted:

Software Enginer with TS/SCI with Security Clearance

Washington, Washington DC, United States
OneGlobe LLC
such as evening or weekends. Qualifications: Understanding of cloud architectures and enabling tools and technologies, such as, AWS Cloud (GovCloud/C2S) Familiar with Amazon Web Managed Services (AWS) JavaScript, Angular, Typescript, Node.js, MongoDB, JSON, SQL, XML High experience level with back-end programming languages (Java/Spring, Python) Working knowledge with datastores MongoDB, DynamoDB, PostgreSQL, S3, Redshift, Redis, and More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Principal Full Stack Developer - Agile DevOps Support with Security Clearance

Reston, Virginia, United States
RedKey Solutions
development lifecycle, including scope and work estimation, architecture and design, coding, and unit testing. Primary Responsibilities: Participate in software programming initiatives to support innovation and enhancement using HTML, CSS, JavaScript, Java, Python, SpringBoot, Hibernate, and Angular. Develop and direct software system validation and testing methods using JUnit and Katalon. Create and integrate custom-developed software solutions to leverage automated deployment More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Full-Stack Engineer

Peterborough, Cambridgeshire, East Anglia, United Kingdom
Hybrid / WFH Options
Crooton
SaaS platforms in a commercial environment. Demonstrated use of AI-assisted development tools to improve speed and quality. Knowledge of Python (Flask/FastAPI/Django) and/or JavaScript (Node.js, Vue.js, React). Solid database experience ( PostgreSQL/MySQL/MongoDB ) with strong relational design and optimisation skills. Hands-on experience with GCP and AWS for cloud hosting, deployment More ❯
Employment Type: Work From Home
Salary: £55,000
Posted:

Full-Stack Engineer

Hull, North Humberside, North East, United Kingdom
Hybrid / WFH Options
Crooton
SaaS platforms in a commercial environment. Demonstrated use of AI-assisted development tools to improve speed and quality. Knowledge of Python (Flask/FastAPI/Django) and/or JavaScript (Node.js, Vue.js, React). Solid database experience ( PostgreSQL/MySQL/MongoDB ) with strong relational design and optimisation skills. Hands-on experience with GCP and AWS for cloud hosting, deployment More ❯
Employment Type: Work From Home
Salary: £55,000
Posted:

Senior Software Engineer Architect

Trumbull, Greater Bridgeport Planning Region, Connecticut
Nexus Jobs Limited
Data lake, Synapse, etc.) & access tools, APIs, cloud connectivity, and ETL processes. In-depth knowledge & experience using Visual Studio, with one of the programming languages C#/Java/JavaScript/Python, PowerShell, and Postman, SOAPUI or similar tools. In-depth knowledge and thorough experience of using Serverless, SOAP, XML, REST, JSON, EDI, XSLT, Async/Sync, Request/Response More ❯
Employment Type: Permanent
Posted:

Lead Software Engineer

Charlotte, North Carolina, United States
A and B Talent Acquisition, Inc
engineering techniques, quality engineering, parallel programming, and databases 5+ years of professional experience in backend engineering 5+ years of experience designing, developing, and delivering backend applications with TypeScript and JavaScript (ES6+) Strong experience with Node.js (asynchronous programming, event loop, streams, performance optimization) Proven experience building and maintaining RESTful and GraphQL APIs Strong understanding of API versioning, authentication, and authorization strategies More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Full Stack Software Engineer with Security Clearance

Herndon, Virginia, United States
The Swift Group
for each developer by building user stories and liaison with the customer product owner to develop and clarify requirements and obtain feedback. Requirements: Extensive experience developing web applications with JavaScript frameworks such as Angular, React, Node.js, Next.js Experience in building secure APIs within AWS Cloud platform and building secure AWS Lambda Serverless components Experience with Agile methodologies and tools Continuous More ❯
Employment Type: Permanent
Salary: USD 290,004 Annual
Posted:

Sr. UI Developer

Northfield, Illinois, United States
Medline Industries - Transportation & Operations
knowledge of server-side rendering (SSR) Angular 9+ Knowledge of React tools like - hooks, webpack, nodejs, JSX, babel Knowledge of unit testing frameworks like jest, karma, jasmine TypeScript ES6 JavaScript SCSS, LESS, CSS3 HTML5 Understanding of version control tools like BitBucket, Git or svn. SEO best practices Object oriented design principles and MV patterns Interfacing with REST APIs Object-oriented More ❯
Employment Type: Permanent
Salary: USD Annual
Posted: