JavaScript Job Vacancies

601 to 625 of 3,123 JavaScript Jobs

Mid/Senior Frontend Developer

Croydon, England, United Kingdom
ICUK
share knowledge with other team members Skills you will need or develop in this role: Proven experience as a React developer building complex, production-ready applications Proficiency in TypeScript, JavaScript(ES6+), HTML5 and CSS Strong understanding of React and its core principles, including Hooks, component lifecycle, and virtual DOM Experience with state management libraries Solid understanding of responsive design principles More ❯
Posted:

Mid/Senior Frontend Developer

london (croydon), south east england, united kingdom
ICUK
share knowledge with other team members Skills you will need or develop in this role: Proven experience as a React developer building complex, production-ready applications Proficiency in TypeScript, JavaScript(ES6+), HTML5 and CSS Strong understanding of React and its core principles, including Hooks, component lifecycle, and virtual DOM Experience with state management libraries Solid understanding of responsive design principles More ❯
Posted:

Mid/Senior Frontend Developer

london, south east england, united kingdom
ICUK
share knowledge with other team members Skills you will need or develop in this role: Proven experience as a React developer building complex, production-ready applications Proficiency in TypeScript, JavaScript(ES6+), HTML5 and CSS Strong understanding of React and its core principles, including Hooks, component lifecycle, and virtual DOM Experience with state management libraries Solid understanding of responsive design principles More ❯
Posted:

Sr Software Engineer - Cloud Native, Automation

Northfield, Illinois, United States
Medline Industries - Transportation & Operations
practices. What You Bring: Skills and Expertise 10+ years of experience in Quality Engineering, with deep expertise in test automation. Strong programming skills in Java (Spring Boot stack) and JavaScript/TypeScript (React/Next.js). Experience building automation frameworks using JUnit/TestNG, Cypress, Playwright, Selenium, etc. Proficiency in evaluating and implementing tools for test case management, test execution More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Intermediate TypeScript Engineer

London, United Kingdom
GenTrack
record of successfully contributing to the development and delivery of software applications Proficiency in one or more programming languages commonly used in the tech stack (e.g., TypeScript, Java, Python, JavaScript, C#) Understanding of software architecture, design patterns, and best practices Experience with version control systems (e.g., Git) Working knowledge of Agile Good working knowledge of relevant technologies and concepts including More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer (DevOps) - CLEARANCE and POLYGRAPH REQUIRED with Security Clearance

Annapolis Junction, Maryland, United States
Constellation Technologies Inc
frameworks. Must have meaningful System Administration experience (mostly Windows but also Linux). Must have experience with several of the following: Java, Groovy, Python, PowerShell, Batch, and Bash scripting, JavaScript, AngularJS. Must have experience with IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm. Must have experience with software source control and configuration management tools. More ❯
Employment Type: Permanent
Salary: USD 235,000 Annual
Posted:

Senior Software Engineer

Leeds, Yorkshire, United Kingdom
Hybrid / WFH Options
Lloyds Bank plc
front ends with ReactJS using TypeScript. Front end design patterns. Developing high quality, testable, re-usable and modular code with a range of programming languages, frameworks, and technologies, e.g. JavaScript, TypeScript, React, Jest, Playwright, Java Spring Boot/Quarkus, and Kafka. GIT, source code management and managing concurrent change on a large code base. Automation and CI/CD across More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Backend Developer (m/f/d)

München, Bayern, Germany
Hybrid / WFH Options
Peter Park System GmbH
years of experience but by strive for continuous improvement, direct impact on the business, and ownership. Deep Expertise: You have a deep expertise in one or more languages (Typescript, Javascript, Python, C++) and a proven ability to quickly adapt to new tools and frameworks. Production Powerhouse: Strong track record with real-world production projects handling high throughput. Backend Mastery: Proficient More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Software Development Manager

maidstone, south east england, united kingdom
Hybrid / WFH Options
Technical Placements
and collaborative development workflows. Design Strong skills in C and one or more of the following C++ for low-level programming and/orC#, .NET Frameworkand/orHTML, CSS, JavaScript, and/or frameworks like React or Angular with associated cloud services. Familiarity with microcontroller architectures (e.g., ARM Cortex-M) and hardware interfaces. Knowledge of popular communication technologies such as More ❯
Posted:

Principal / Senior Principal Software Engineer

United Kingdom
F. Hoffmann-La Roche AG
Science or a similar technical field, or equivalent practical experience. Significant professional experience in full-stack software engineering, with strong skills in backend (e.g., Python, Java) and frontend (e.g., JavaScript, React) development. Deep experience with modern data engineering, including databases (SQL/NoSQL), data analytics (ETL/ELT), and APIs (REST, GraphQL). Proven experience developing and deploying applications on More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior DevOps Engineer with Security Clearance

Mc Lean, Virginia, United States
Appian Corporation
installation of an Appian environment is a huge plus. Administration of one or more RDMS platforms (e.g. MySql, Oracle, DB2, SQL Server, Postgres, MariaDB) Programming/scripting (e.g. Java, Javascript, BASH, Perl, Ruby, C#, PHP) Basic Qualifications Bachelor's degree in any Engineering discipline, Computer Science, Mathematics, Information Technology, or similar work An Active Government Clearance (Top Secret and above More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Junior to Mid DevOps Engineer with Security Clearance

Mc Lean, Virginia, United States
Pelagic AI
willing to work on-site An Excellent Candidate for this position will meet most of the following experience requirements: • Familiarity with programming languages such as Java, C++, Python, or JavaScript Pelagic AI, LLC 1765 Greensboro Station Place, Tower 1, Suite 900, McLean VA 22102 USA +1 • Basic understanding of software development principles and lifecycle • Security+ or comparable certification for privileged More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Software Engineer

London, United Kingdom
Bank of America
developers, support, and front-office in the course of service delivery. Required Skills Science/Engineering Degree Experience with C#, .NET core (UI & server), WPF/React/Angular, JavaScript/TypeScript Development and technical guidance experience in complex UI application development with a background in multi-threaded implementation and low-latency messaging Experience with Multi-threading, low latency, high More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Java Full Stack Developer

Jersey City, New Jersey, United States
JPS Tech Solutions LLC
Job Description: We are looking for a strong Java Full Stack Developer with 8 12 years of experience to join our team in Jersey City. The ideal candidate will have hands-on expertise in building high-transaction, high-volume enterprise More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Lead Java Developer

paisley, central scotland, united kingdom
Ampstek
Role: Java Full Stack Engineer Location: Glasgow, UK Job Type: Contract Required SKills: Strong proficiency in Java (Java 8 or higher) and Spring Boot framework. Experience with Next.js , React.js , and TypeScript or JavaScript. Deep understanding of Oracle SQL – including writing More ❯
Posted:

Lead Java Developer

Glasgow, Scotland, United Kingdom
Ampstek
Role: Java Full Stack Engineer Location: Glasgow, UK Job Type: Contract Required SKills: Strong proficiency in Java (Java 8 or higher) and Spring Boot framework. Experience with Next.js , React.js , and TypeScript or JavaScript. Deep understanding of Oracle SQL – including writing More ❯
Posted:

Lead Java Developer

milton, central scotland, united kingdom
Ampstek
Role: Java Full Stack Engineer Location: Glasgow, UK Job Type: Contract Required SKills: Strong proficiency in Java (Java 8 or higher) and Spring Boot framework. Experience with Next.js , React.js , and TypeScript or JavaScript. Deep understanding of Oracle SQL – including writing More ❯
Posted:

Dev Sec Ops Engineer

littleton, colorado, united states
Hybrid / WFH Options
Lockheed Martin
Job ID: 704258BR Date posted: Sep. 04, 2025 Program: Event REQ Description: As we enter a new era of Strategic Weapon Systems, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission More ❯
Posted:

Software Developer

Charleston, West Virginia, United States
Mahantech
Software Developer: Position based in Charleston, WV. Analyze, design, devlop, test & implement buss. Applic'ns using C#, ASP.NET, .NET Core, Java Script, Backbone.js, Angular, React.js, Alpine.js, Bootstrap, Python, Machine Learning, JIRA, Jenkins, HTML, API, Entity Framework, LINQ, SOAP, Azure DevOps More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Junior Developer (Salesforce / Java / JavaScript)

Manchester, United Kingdom
The Portfolio Group
What you'll be doing: Assisting in the design, development, and support of applications Working with Salesforce or web technologies to deliver solutions Writing clean, efficient code in Java, JavaScript, HTML and CSS Supporting senior developers on projects and learning best practices Debugging, testing, and maintaining existing systems Skills & experience we're looking for: 1-2 years' development experience Familiarity … with Salesforce development OR strong skills in Java/JavaScript, HTML, CSS Understanding of coding best practices and eagerness to learn new technologies Good problem-solving skills and attention to detail Ability to work collaboratively as part of a team Nice to have (not essential): Exposure to Salesforce or any other CRM systems Knowledge of modern frameworks or libraries (e.g. More ❯
Employment Type: Permanent
Salary: £35000/annum
Posted:

Junior Developer Salesforce / Java / JavaScript

Manchester, Lancashire, England, United Kingdom
The Portfolio Group
What you'll be doing: Assisting in the design, development, and support of applications Working with Salesforce or web technologies to deliver solutions Writing clean, efficient code in Java, JavaScript, HTML and CSS Supporting senior developers on projects and learning best practices Debugging, testing, and maintaining existing systems Skills & experience we're looking for: 1-2 years' development experience Familiarity … with Salesforce development OR strong skills in Java/JavaScript, HTML, CSS Understanding of coding best practices and eagerness to learn new technologies Good problem-solving skills and attention to detail Ability to work collaboratively as part of a team Nice to have (not essential): Exposure to Salesforce or any other CRM systems Knowledge of modern frameworks or libraries (e.g. More ❯
Employment Type: Full-Time
Salary: £35,000 per annum
Posted:

Senior Fullstack Javascript Developer

City, London, United Kingdom
Hybrid / WFH Options
83zero Ltd
Senior Full Stack JavaScript Developer Salary: 77,000 - 82,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are on the … lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: Provide technical leadership and mentorship to a team of developers, guiding them through collaboration, innovation and facilitation … technical guidance, and deliver solutions that exceed expectations. Your skills and experience Design, develop, and maintain both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries such as React, Angular, or Vue.js. Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience More ❯
Employment Type: Permanent
Salary: GBP 71,000 - 82,000 Annual
Posted:

Senior Fullstack Javascript Developer

Central London, London, United Kingdom
Hybrid / WFH Options
83zero Limited
Senior Full Stack JavaScript Developer Salary: £77,000 - £82,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are on the … lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: * Provide technical leadership and mentorship to a team of developers, guiding them through collaboration, innovation and facilitation … technical guidance, and deliver solutions that exceed expectations. Your skills and experience * Design, develop, and maintain both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries such as React, Angular, or Vue.js. * Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. * Experience More ❯
Employment Type: Permanent
Salary: £80,000
Posted:

Senior Full Stack JavaScript Developer

Manchester, Lancashire, England, United Kingdom
Hybrid / WFH Options
83zero Ltd
Senior Full Stack JavaScript Developer Salary: £70,000 - £8,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to Manchester Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are on the … lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role Provide technical leadership and mentorship to a team of developers, guiding them through collaboration, innovation and facilitation … technical guidance, and deliver solutions that exceed expectations. Your skills and experienc: Design, develop, and maintain both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries such as React, Angular, or Vue.js. Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience More ❯
Employment Type: Full-Time
Salary: £70,000 - £80,000 per annum
Posted:

Senior Full Stack JavaScript Developer

Manchester, North West, United Kingdom
Hybrid / WFH Options
83zero Limited
Senior Full Stack JavaScript Developer Salary: £70,000 - £8,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to Manchester Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC). We are on the … lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you're passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role Provide technical leadership and mentorship to a team of developers, guiding them through collaboration, innovation and facilitation … technical guidance, and deliver solutions that exceed expectations. Your skills and experienc: Design, develop, and maintain both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries such as React, Angular, or Vue.js. Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience More ❯
Employment Type: Permanent
Salary: £80,000
Posted:
JavaScript
10th Percentile
£36,250
25th Percentile
£47,500
Median
£65,000
75th Percentile
£90,750
90th Percentile
£132,500