Permanent Jest Job Vacancies

26 to 50 of 162 Permanent Jest Jobs

2026 Entry Level Software Engineer with Security Clearance

San Diego, California, United States
BAE Systems
Azure Stack Azure DevOps Kubernetes Docker Jenkins Nexus Database frameworks Elasticsearch Redis SQL PostgreSQL Quarkus MongoDB Front End Development tools ReactJS Vue SASS CSS HTML Node Nginx Web Socket Jest Angular JavaScript Pay Information Full-Time Salary Range: $64723 - $103557 Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of More ❯
Employment Type: Permanent
Salary: USD 100,540 Annual
Posted:

Senior GoLang Developer - Chicago, IL or Denver, CO- ONSITE (4 days a week)

Chicago, Illinois, United States
Comcast
patterns, such as GoF, MVC, SOLID, MVP, Flux, and so on. Strong understanding of testing principles and practices, ensuring code quality with tools such as Junit, Selenium, Cypress, JMeter, Jest, and Mocha. Excellent problem-solving skills for both frontend and backend, utilizing tools like Browser Developer Tools, Go PProf, JStack, JMap, etc. Good communication and writing skills, coupled with the More ❯
Employment Type: Permanent
Salary: USD 91 Hourly
Posted:

Senior GoLang Developer - Chicago, IL or Denver, CO- ONSITE (4 days a week)

Englewood, Colorado, United States
Comcast
patterns, such as GoF, MVC, SOLID, MVP, Flux, and so on. Strong understanding of testing principles and practices, ensuring code quality with tools such as Junit, Selenium, Cypress, JMeter, Jest, and Mocha. Excellent problem-solving skills for both frontend and backend, utilizing tools like Browser Developer Tools, Go PProf, JStack, JMap, etc. Good communication and writing skills, coupled with the More ❯
Employment Type: Permanent
Salary: USD 91 Hourly
Posted:

Senior GoLang Developer - Chicago, IL or Denver, CO- ONSITE (4 days a week)

West Chicago, Illinois, United States
Comcast
patterns, such as GoF, MVC, SOLID, MVP, Flux, and so on. Strong understanding of testing principles and practices, ensuring code quality with tools such as Junit, Selenium, Cypress, JMeter, Jest, and Mocha. Excellent problem-solving skills for both frontend and backend, utilizing tools like Browser Developer Tools, Go PProf, JStack, JMap, etc. Good communication and writing skills, coupled with the More ❯
Employment Type: Permanent
Salary: USD 91 Hourly
Posted:

Senior GoLang Developer - Chicago, IL or Denver, CO- ONSITE (4 days a week)

North Chicago, Illinois, United States
Comcast
patterns, such as GoF, MVC, SOLID, MVP, Flux, and so on. Strong understanding of testing principles and practices, ensuring code quality with tools such as Junit, Selenium, Cypress, JMeter, Jest, and Mocha. Excellent problem-solving skills for both frontend and backend, utilizing tools like Browser Developer Tools, Go PProf, JStack, JMap, etc. Good communication and writing skills, coupled with the More ❯
Employment Type: Permanent
Salary: USD 91 Hourly
Posted:

Javascript Developer

London Area, United Kingdom
Hybrid / WFH Options
Experis
CSS3, and responsive design principles . Experience with RESTful APIs , JSON, and asynchronous programming. Familiarity with version control systems (Git) . Ability to write unit and integration tests (e.g., Jest, Mocha, Cypress). Strong problem-solving skills and attention to detail. Excellent communication skills and ability to work independently or as part of a team. Desirable Skills: Experience with TypeScript More ❯
Posted:

Javascript Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Experis
CSS3, and responsive design principles . Experience with RESTful APIs , JSON, and asynchronous programming. Familiarity with version control systems (Git) . Ability to write unit and integration tests (e.g., Jest, Mocha, Cypress). Strong problem-solving skills and attention to detail. Excellent communication skills and ability to work independently or as part of a team. Desirable Skills: Experience with TypeScript More ❯
Posted:

Javascript Developer

london, south east england, united kingdom
Hybrid / WFH Options
Experis
CSS3, and responsive design principles . Experience with RESTful APIs , JSON, and asynchronous programming. Familiarity with version control systems (Git) . Ability to write unit and integration tests (e.g., Jest, Mocha, Cypress). Strong problem-solving skills and attention to detail. Excellent communication skills and ability to work independently or as part of a team. Desirable Skills: Experience with TypeScript More ❯
Posted:

Javascript Developer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Experis
CSS3, and responsive design principles . Experience with RESTful APIs , JSON, and asynchronous programming. Familiarity with version control systems (Git) . Ability to write unit and integration tests (e.g., Jest, Mocha, Cypress). Strong problem-solving skills and attention to detail. Excellent communication skills and ability to work independently or as part of a team. Desirable Skills: Experience with TypeScript More ❯
Posted:

Javascript Developer

slough, south east england, united kingdom
Hybrid / WFH Options
Experis
CSS3, and responsive design principles . Experience with RESTful APIs , JSON, and asynchronous programming. Familiarity with version control systems (Git) . Ability to write unit and integration tests (e.g., Jest, Mocha, Cypress). Strong problem-solving skills and attention to detail. Excellent communication skills and ability to work independently or as part of a team. Desirable Skills: Experience with TypeScript More ❯
Posted:

Senior Frontend Developer

Guildford, Surrey, England, United Kingdom
Jonothan Bosworth
Skilled with CSS3, HTML5 , and build tools (Webpack, Babel, etc.) Knowledge of state management frameworks ( Redux, Zustand ) Understanding of Node.js and backend principles Experience with RESTful APIs & testing frameworks (Jest, RTL) Strong focus on performance, scalability & accessibility Clear communicator, problem-solver, and team player Experience with React Native or mobile frameworks, exposure to CI/CD pipelines and Agile ways More ❯
Employment Type: Full-Time
Salary: £50,000 - £60,000 per annum
Posted:

Front End Angular Developer with Security Clearance

Chantilly, Virginia, United States
SilverEdge
interfaces Utilize state management tools such as Redux, NgRx, or NGXS Write automated tests using E2E frameworks (Protractor, Playwright, Selenium, PhantomJS) Perform unit testing with frameworks such as JUnit, Jest, and Jasmine Collaborate with back-end developers and designers to integrate user-facing elements Utilize Git for version control and Jenkins for CI/CD integration Deploy applications within a More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

React Developer

Plano, Texas, United States
MARKSIT Solutions
years of experience building scalable and resilient web applications at enterprise scale Strong knowledge of state management tools like Redux and Redux Persist Proficiency in testing frameworks such as Jest and React Testing Library Experience integrating headless CMSs or other content management systems Familiarity with third-party libraries, SDKs, and RESTful APIs Experience with web analytics, performance monitoring, and logging More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Lead Java Full Stack (React)

Princeton, New Jersey, United States
SRI Tech Solutions Inc
including ES2016+ Minimum 2 years of experience of REACT tools including React.js, Webpack, Redux and Flux Experience with user interface design Knowledge of unit testing frameworks like Mocha and Jest Experience with browser based debugging and excellent troubleshooting skills Significant knowledge of Oracle PL/SQL and SQL. Experience with Oracle Web logic, Tomcat to include installation, configuration, troubleshooting. Experience More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Software Engineer with Security Clearance

Reston, Virginia, United States
CACI
React concepts such as components, state, props, hooks, and context Familiarity with state management libraries such as Zustand or Redux Ability to integrate and leverage testing frameworks such as Jest, React Testing Library Basic understanding of Docker and container orchestration like Kubernetes Familiarity with AWS cloud services, especially S3 Comfortable demonstrating technical progress to stakeholders Willingness to contribute to mitigating More ❯
Employment Type: Permanent
Salary: USD 198,200 Annual
Posted:

Software Engineer

United Kingdom
Ampstek
/widgets and implement component-driven architecture and design principles. Exposure to unit testing or testing automation frameworks for front-end validation. Advanced experience with testing frameworks such as Jest, React Testing Library, Cypress, or Enzyme for unit, integration, and end-to-end testing. Strong understanding of web accessibility standards (WCAG) and experience in building inclusive and accessible applications. Experience More ❯
Posted:

Full Stack Engineer

City of London, London, United Kingdom
McCabe & Barton
in the team's agile practices Take part in continuous improvement of the development process Essential Technical Skills Language - JavaScript, NodeJS, Typescript Framework - NestJS/Express/Microservices Testing - Jest/Mocha/Cypress/React testing Library API – OpenAPI/GraphQL/GRPC Messaging - AMQP/RabbitMQ/Kafka Data Storage - MongoDB/Mongoose Web UI - Angular/ReactJS More ❯
Posted:

Full Stack Engineer

London Area, United Kingdom
McCabe & Barton
in the team's agile practices Take part in continuous improvement of the development process Essential Technical Skills Language - JavaScript, NodeJS, Typescript Framework - NestJS/Express/Microservices Testing - Jest/Mocha/Cypress/React testing Library API – OpenAPI/GraphQL/GRPC Messaging - AMQP/RabbitMQ/Kafka Data Storage - MongoDB/Mongoose Web UI - Angular/ReactJS More ❯
Posted:

Full Stack Engineer

slough, south east england, united kingdom
McCabe & Barton
in the team's agile practices Take part in continuous improvement of the development process Essential Technical Skills Language - JavaScript, NodeJS, Typescript Framework - NestJS/Express/Microservices Testing - Jest/Mocha/Cypress/React testing Library API – OpenAPI/GraphQL/GRPC Messaging - AMQP/RabbitMQ/Kafka Data Storage - MongoDB/Mongoose Web UI - Angular/ReactJS More ❯
Posted:

Full Stack Engineer

london, south east england, united kingdom
McCabe & Barton
in the team's agile practices Take part in continuous improvement of the development process Essential Technical Skills Language - JavaScript, NodeJS, Typescript Framework - NestJS/Express/Microservices Testing - Jest/Mocha/Cypress/React testing Library API – OpenAPI/GraphQL/GRPC Messaging - AMQP/RabbitMQ/Kafka Data Storage - MongoDB/Mongoose Web UI - Angular/ReactJS More ❯
Posted:

Full Stack Engineer

london (city of london), south east england, united kingdom
McCabe & Barton
in the team's agile practices Take part in continuous improvement of the development process Essential Technical Skills Language - JavaScript, NodeJS, Typescript Framework - NestJS/Express/Microservices Testing - Jest/Mocha/Cypress/React testing Library API – OpenAPI/GraphQL/GRPC Messaging - AMQP/RabbitMQ/Kafka Data Storage - MongoDB/Mongoose Web UI - Angular/ReactJS More ❯
Posted:

Principal Software Engineer

Bristol, Avon, England, United Kingdom
Hybrid / WFH Options
Computer Futures
fostering a culture of technical excellence Driving innovation across full-stack solutions with real-world impact Your Engineering Toolkit Frontend: React.js (Hooks, Context API, Lifecycle) TypeScript & ES6+ Redux, Cypress, Jest Backend: Java 11+, Spring Boot RESTful APIs, Microservices PostgreSQL, Kafka Cloud & DevOps: AWS (EKS, MSK, Opensearch) CI/CD with Jenkins Monitoring: CloudWatch, Kibana Why You'll Love It Here More ❯
Employment Type: Full-Time
Salary: £65,000 - £95,000 per annum
Posted:

Frontend Software Engineer, Federal with Security Clearance

Chantilly, Virginia, United States
General Atomics Intelligence
The ability to work independently and as part of a team Experience with software development in Linux PREFERRED SKILLS AND QUALIFICATIONS Experience with a JavaScript unit testing framework (e.g. Jest, ) Experience with map-based applications using OpenLayers, Leaflet, or Google Maps Familiarity with using Storybook for developing components Familiarity with AWS-hosted environments, Docker containerization and Kubernetes Salary More ❯
Employment Type: Permanent
Salary: USD 189,545 Annual
Posted:

Front End UI Engineer (React) with Security Clearance

Herndon, Virginia, United States
BTI360
this role if you have the following skills: Experience with NextJS, Astro, or other React Metaframeworks Experience with UI unit and E2E testing tools and frameworks such as (e.g., Jest, Vitest, Playwright, Cypress) Familiarity with design systems and component libraries (e.g., Shadcn, Tailwind CSS, Radix UI) Understanding of accessibility and usability best practices and tooling (e.g., JAWS, Lighthouse, Axe Devtools More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Frontend Developer

United Kingdom
Hybrid / WFH Options
UBIQ
CD workflows , and Agile methodologies . Understanding of SEO best practices in front-end builds. Exposure to design systems and component libraries . Experience with unit testing frameworks (e.g., Jest, React Testing Library). What do we look for at UBIQ? Exceptional attention to detail and craftsmanship. A problem-solver who takes pride in delivering work to the highest standards. More ❯
Posted:
Jest
10th Percentile
£47,500
25th Percentile
£55,000
Median
£65,000
75th Percentile
£83,750
90th Percentile
£92,250