546 javascript English-speaking jobs in Portugal
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JavaScript Frontend Engineer (Web Security) - Lisbon based/hybrid
- Cognizant
- Portugal
- August 28
Ability to analyze JavaScript code and identify malicious activities effectively. ... JavaScript Engineer - Web Browser Vulnerabilities English Required / Based in Lisbon, Portugal / Hybrid ... Perform JavaScript reverse engineering and debugging to understand complex or obfuscated codebases. ... We are seeking a skilled JavaScript Engineer with a strong background in web technologies and cybersecurity ... Analyze JavaScript code to identify malicious activities and, when necessary, reverse engineer the code
Frontend JavaScript Developer
- DataSmart
- Braga
- August 1
Develop user-friendly interfaces and collaborate with teams to deliver high-quality solutions. Experience with frontend frameworks (React, Vue.js, or Angular) and RESTful APIs required.
JavaScript / SAP UI5 Developer
- Aubay Portugal
- Portugal
- September 1
Implement solutions using SAP UI5, ensuring brand compliance and accessibility. Collaborate on the full development lifecycle, adhering to SAP design standards. Requires proven SAP UI5 experience and B2 English.
Full-Stack JavaScript Developer (Node.js
- Trinetix
- Portugal
- August 1
- remote work
Full-Stack Developer (Full Remote from Everywhere) We are seeking a passionate and skilled Full-Stack JavaScript ... Requirements Minimum of 5 years of professional experience as a Full-Stack JavaScript Developer or similar
Javascript Senior Software Engineer (AI Apps)
- Tether.io
- Portugal
- September 1
. +6 years of experience working with Nodejs/JavaScript.
Integration Developer (.NET + JavaScript)
- SharpMinds UA
- Portugal
- August 1
We are looking an Integration Developer (.NET + JavaScript) to join an established distributed development ... with limited commercial Power Apps experience may also be considered if they have a strong .NET and JavaScript
Principal JavaScript/Node.js MCP Engineer (FinTech Project)
- Sigma Software
- Portugal
- August 21
Principal JavaScript/Node.js MCP Engineer to drive consistent MCP integration patterns. Design platform capabilities, build shared TypeScript/Node.js libraries, and establish engineering standards for a FinTech platform.
Automation Tester
- Standout Tech
- Portugal
- September 1
- remote work
Responsibilities Design, implement, and maintain automated test frameworks Develop test scripts using JavaScript ... improvement Requirements Solid experience with automated testing frameworks and tools Strong knowledge of JavaScript
frontend developer web security
- Enfint
- Lisboa
- August 30
static and dynamic analysis techniques to detect security violations and malicious behavior Perform JavaScript ... Angular, or jQuery Strong code analysis, debugging, and reverse engineering skills, particularly in JavaScript ... continuous improvement of security workflows and tooling Требования Strong hands-on experience with JavaScript ... regular code reviews and provide constructive feedback aligned with secure coding best practices Analyze JavaScript ... applications Ability to analyze JavaScript code and identify malicious activities effectively Good communication
QAE (Java & Selenium)
- act digital
- Lisbon
- August 13
Technical Stack Selenium Cucumber JUnit Java JavaScript Ruby HTML Gherkin REST Assured REST APIs BDD ... automation tools such as: Selenium Cucumber JUnit Experience with programming languages such as: Java JavaScript
Front-end Web Developer
- Jing Hau
- Portugal
- August 15
The ideal candidate will have strong knowledge of HTML, CSS, and JavaScript, as well as experience with ... Proven experience as a Front-end Web Developer or similar role Proficient understanding of HTML, CSS, JavaScript
Senior Software Engineer (JavaScript and React)
- Hirebridge
- Lisboa
- August 30
Senior Software Engineer specializing in JavaScript and React. This role drives platform adoption of Core and AI Platform capabilities, contributing to codebases, authoring best practice guidance, and partnering on test plans for production quality.
Lead Developer for Dynamics 365
- Tenth Revolution Group
- Lisbon
- August 9
entities, forms, workflows, business rules, and application logic Develop solutions using C#/.NET, JavaScript ... Dynamics 365 experience (Customer Service is a strong plus) Strong development skills in C#/.NET and JavaScript ... Location: Lisbon, Portugal Working Model: Hybrid #Dynamics365 #D365 #PowerPlatform #DotNet #CSharp #Azure #JavaScript
Web Developer
- PrimeDefense USA
- Portugal
- September 1
Extensive knowledge of web development languages: HTML, CSS, JavaScript, PHP. ... Location Almada, Portugal Responsibilities Design and develop websites using HTML, CSS, JavaScript, and
Front-End Web Developer
- Ecojob
- Portugal
- September 1
You will use your expertise in HTML, CSS, and JavaScript to develop and maintain the front-end of our
Senior Software Engineer (JavaScript and React)
- Sovos Compliance
- Lisbon
- August 21
Web Developer - Braga, Portugal
- Flyper
- Portugal
- August 15
development techniques and tools, as well as experience with front-end languages such as HTML, CSS, and JavaScript ... experience as a Web Developer or similar role Strong knowledge of front-end languages such as HTML, CSS, JavaScript
Entry-Level Web Developer
- BrightMark GmbH
- Portugal
- August 16
Responsibilities Build and maintain responsive websites using HTML, CSS, and JavaScript Collaborate with ... This role requires a strong understanding of HTML, CSS, and JavaScript, as well as experience with content ... Requirements Bachelor's degree in Computer Science or related field Strong understanding of HTML, CSS, and JavaScript
Front-End Developer (m/f/d) - JavaScript / Angular / React
- retarus GmbH
- Lisbon
- August 14
Web Developer
- Abroad Work
- Portugal
- August 1
Strong knowledge of programming languages such as HTML, CSS, JavaScript and PHP. ... websites, web applications and other digital solutions using programming languages such as HTML, CSS, JavaScript

























