Permanent 'ECMAScript' Job Vacancies

1,351 to 1,375 of 2,602 Permanent ECMAScript Jobs

Full Stack Commerce Engineer

City of London, London, United Kingdom
Accenture
/NoSQL). Mentor teams and shape technical strategy for global brands. What we’re looking for: Proven experience in client-facing engineering roles. Full Stack development expertise (Python, JavaScript). Hands-on cloud experience (Azure or GCP). Integration with Generative AI services and AI/ML patterns (RAG, MLOps). Strong database management skills. Nice-to-have: Cloud More ❯
Posted:

Systems Test Engineer - Manual/Automation

Parsippany, New Jersey, United States
Canfield Scientific, Inc
a PC/Hardware and mobile devices Complete back end testing using APIs and SQL queries Desired Requirements: Knowledge of one or more of the following, C++, C#, Python, JavaScript and PHP Experience with repository tools like Git, Subversion, Surround Experience testing peripheral devices, graphics/imaging software Canfield Imaging Systems is the world-leading developer of specialized photographic systems More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

D365 CE Technical Lead

Reading, Berkshire, United Kingdom
HSO Enterprise Solutions GmbH
that fits with overall technical design. Define project Application Lifecycle Management (ALM) strategy. Manage DevOps: repositories, branching, solutions, build and release pipelines. Ownership of complex development items: C# plugins, JavaScript, PCF controls, and custom pages. Perform Tech design and customisation/code review/QA ensuring best practice coding standards are met. Identification and resolution of performance bottlenecks. For large More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

2nd Line Support Engineer

Manchester Area, United Kingdom
ConnexAI
our in-house AI and WFO/QA applications. You will collaborate closely with the 3rd-line Support and Development teams, where you will read and assess Python and JavaScript code for streamlined operations and solutions. This is a highly analytical role in which you will provide invaluable support to our product's functioning and the business's overall success. More ❯
Posted:

It Platform Project Co-Ordinator

Staffordshire, England, United Kingdom
Sherborne Talent Solutions
change. Technical Skills: Experienced in managing digital platforms and processes. Skilled in creating visually clear training materials. Familiar with Microsoft 365 (Teams, Word, Excel, PowerPoint). Basic knowledge of JavaScript or Python and JSON for troubleshooting and configuration. Exposure to REST APIs and their setup (endpoints, headers, payloads). Knowledge & Experience: Understanding of project workflows and digital data capture tools. More ❯
Posted:

Security Test Engineer

cumbernauld, central scotland, united kingdom
Emerson
Computer Science, Cybersecurity, or equivalent proven knowledge. Proficiency with tools such as Burp Suite, OWASP ZAP, Nessus, Metasploit, Wireshark, Nmap, Fortify, Checkmarx. Knowledge of scripting languages such as Python, JavaScript, Bash, or PowerShell. Understanding of encryption algorithms, key management, and secure protocols (TLS, SSH, etc.) Detailed understanding of common vulnerabilities (e.g., OWASP Top 10, CWE/SANS Top 25). More ❯
Posted:

Customer Support Engineer - French Speaking

London Area, United Kingdom
LexisNexis Risk Solutions
and over the phone) Understanding of SQL and generating simple queries Knowledge of HTML and at least two of the following technologies; PHP, Perl, JAVA, JSP/JSF, Ruby, Javascript or ASP.Net Excellent analysis, troubleshooting and debugging skills, in particular with web workflow and websites Ability to handle a wide variety of sometimes demanding and complex issues SDK/Mobile More ❯
Posted:

Customer Support Engineer - French Speaking

City of London, London, United Kingdom
LexisNexis Risk Solutions
and over the phone) Understanding of SQL and generating simple queries Knowledge of HTML and at least two of the following technologies; PHP, Perl, JAVA, JSP/JSF, Ruby, Javascript or ASP.Net Excellent analysis, troubleshooting and debugging skills, in particular with web workflow and websites Ability to handle a wide variety of sometimes demanding and complex issues SDK/Mobile More ❯
Posted:

Senior Thingworx Developer

United Kingdom
Hybrid / WFH Options
Aeropeople Ltd
Assurance (you and your spouse/partner)- 6 x salary Ill Health Income Protection/Private Medical Insurance- 50% of salary About You: Essential: Proven experience in PTC Thingworx JavaScript experience Web service experience, RESTFul and SOAP Desirable: Excellent SQL and PL SQL skills Experience in Windchill PDM You must be eligible to apply for SC clearance and, therefore, must More ❯
Posted:

Systems Engineer (all genders) - Hybrid

Bodolz, Bayern, Germany
Hybrid / WFH Options
Zendar
combining both third-party components and in-house hardware/firmware • Designing and implementing software systems for data collection and real-time demonstration use cases Technologies: Firmware Hardware Support JavaScript Linux Python UX UI Design REST More: Tired of slow, siloed engineering at a big company? At Zendar, you'll work on dynamic, hands-on systems projects that go from More ❯
Employment Type: Permanent
Salary: EUR 80,000 - 100,000 Annual
Posted:

Technical Architect - Customer Experience

Crawley, Sussex, United Kingdom
Hybrid / WFH Options
Rentokil Pest Control South Africa
practices. Experience with Unified Communications platforms (Genesys preferred). Hands on experience with Multi-Experience Development Platforms (HCL Volt MX preferred). Strong understanding of web technologies, including HTML, JavaScript, React, and CSS. Experience with API gateways (Apigee preferred) and serverless technologies. Hands on experience with Google Cloud Platform (GCP) and related services. Familiarity with Java and database technologies. Experience More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Wordpress Web Designer

Glasgow, Scotland, United Kingdom
Optical Express
as a WordPress Web Designer or similar role, with a strong portfolio showcasing creative design and functional websites. Proficiency in front-end design technologies including HTML5, CSS3, and basic JavaScript . Experience using WordPress page builders such as Elementor, WPBakery, or Gutenberg. Solid understanding of responsive design, accessibility , and cross-browser compatibility . Working knowledge of SEO and performance optimisation More ❯
Posted:

SNOW Architect

Woodland Hills, California, United States
Hybrid / WFH Options
Ekman Associates, Inc
years of ServiceNow development/implementation/integration/administrative experience. 10+ years of experience working in team of developer(s). Experience working with web technologies (HTML, CSS, JavaScript (including AngularJS), XML, SOAP, REST, Jelly, etc.). Experience working with databases (MySQL, Oracle, SQL Server, etc.). Experience integrating internal and external (SaaS based) systems/applications like Zoom More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Founding FE engineer

City of London, London, United Kingdom
Aegistech
Deep knowledge of the HTML Canvas API, Web Workers, and virtualization techniques. Visualization: Experience building dynamic, query-driven visualization systems (D3.js or equivalent). Asynchronous state management: Mastery of JavaScript concurrency and experience with libraries such as TanStack Query or SWR. Modern frameworks: Several years of experience with React or Vue, including advanced state management (Zustand, Redux, Pinia). TypeScript More ❯
Posted:

Founding FE engineer

London Area, United Kingdom
Aegistech
Deep knowledge of the HTML Canvas API, Web Workers, and virtualization techniques. Visualization: Experience building dynamic, query-driven visualization systems (D3.js or equivalent). Asynchronous state management: Mastery of JavaScript concurrency and experience with libraries such as TanStack Query or SWR. Modern frameworks: Several years of experience with React or Vue, including advanced state management (Zustand, Redux, Pinia). TypeScript More ❯
Posted:

Web Designer

Gatwick, West Sussex, England, United Kingdom
Hybrid / WFH Options
William Reed
multiple design projects, meet deadlines and work independently A creative and imaginative mindset with the ability to innovate Proficiency in HTML, CSS (SASS/SCSS) and working knowledge of JavaScript would be beneficial Company Benefits and Initiatives Include: 25 days annual leave in addition to bank holidays – increasing by one additional day after 6 years, up to a maximum of More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

Frontend Engineer,

united kingdom, united kingdom
Hybrid / WFH Options
Jobgether
front-end applications using (hooks, state management, component lifecycle) Proficiency in TypeScript, including the use of advanced types and interfaces for building type-safe applications Strong command of modern JavaScript (ES6+) with deep understanding of async/await, closures, and DOM APIs Proven experience optimizing web performance with modern build tools and techniques (e.g., Vite, tree-shaking, lazy loading) Strong More ❯
Posted:

Web Designer

Bath, Somerset, South West, United Kingdom
London & Country Mortgages
UI best practices and accessibility standards. Confident working in Figma, you can interpret and implement design handoffs with precision, and are comfortable editing or writing custom HTML, CSS, and JavaScript when needed. Ideally, youll bring experience with Webflow Enterprise sites, Finsweet Attributes, and animation libraries like GSAP, as well as tools like Webflow Analyze, Optimize, and GA4. Youll have a More ❯
Employment Type: Permanent
Salary: £40,000
Posted:

CRO Executive

Bristol, United Kingdom
Hybrid / WFH Options
Hargreaves Lansdown
Ability to interpret data and translate findings into actionable recommendations. Excellent communication and collaboration skills. Detail-oriented with strong organizational and project management abilities. Familiarity with HTML, CSS, and JavaScript is a plus. Interview Process The interview process for this role will include two stages with a task. Working Schedule This role is based in our Bristol head office (BS1 More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

CRO Executive

Bristol, Avon, South West, United Kingdom
Hybrid / WFH Options
Hargreaves Lansdown
Ability to interpret data and translate findings into actionable recommendations. Excellent communication and collaboration skills. Detail-oriented with strong organizational and project management abilities. Familiarity with HTML, CSS, and JavaScript is a plus. Interview Process The interview process for this role will include two stages with a task. Working Schedule This role is based in our Bristol head office (BS1 More ❯
Employment Type: Permanent, Part Time, Work From Home
Posted:

SOFTWARE ENGINEER

Ventura, California, United States
Hybrid / WFH Options
VSolvit LLC
policies as outlined by the Employee Handbook, communicating regularly with assigned supervisor(s), staying focused on the assigned tasks, and completing other tasks as assigned. Responsibilities Experience with common JavaScript libraries (Angular, React, jQuery, Backbone, Redux etc.) Ability to program in Java, JavaScript, C, C++, C# Knowledge of common data structures and algorithms Desire and ability to pick up new … triggers, PL/SQL, and packages according to the business requirements Basic Qualifications Bachelor's degree in Computer Science, technology, or related field of studies 2+ years' experience inJava, JavaScript, C, C++, C# and Angular 2+ years' experience in SQL development, preferably Oracle 19c or higher 2+ years' working as part of a software development team 2+ years' performing technical … government, a post-employment ethics letter will be required if employment with VSolvit is offered Preferred Qualifications 2+ years' experience working with Java, ASP.NET with MVC, Visual C#, SQL, JavaScript, jQuery, and web services framework 2+ years' experience developing in a cloud-based environment, e.g. Azure Experience using standard SDLC methodologies 2+ years' experience in Agile development Knowledge of fundamental More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

.NET Full Stack Developer

Bethesda, Maryland, United States
Calibre Systems
Inc., an employee-owned mission focused solutions and digital transformation company, is looking for a highly motivated and experienced .NET Full Stack Developer with expertise in .NET technologies, modern JavaScript frameworks, RESTful APIs, and Microsoft Graph API. The ideal candidate will have strong hands-on experience with .NET, React or Angular, SQL, a solid understanding of architecture, and familiarity with … back-end engineers, and business stakeholders to deliver high-quality, scalable digital solutions. Key Responsibilities: Design, develop, and maintain web applications using .NET Core/.NET Framework and modern JavaScript frameworks (React, Angular). Build and consume RESTful APIs and Microsoft Graph API for integration with Microsoft 365 and enterprise systems. Develop and optimize SQL Server databases, queries, and stored … in Computer Science, Engineering, or a related field. 5+ years of experience in full stack development. Strong proficiency in C#, ASP.NET Core, and .NET Framework. Hands-on experience with JavaScript/TypeScript and frameworks such as React or Angular. Experience developing and integrating RESTful APIs and Microsoft Graph API. Strong database design and development skills using Microsoft SQL Server. Familiarity More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Full Stack Software Developer

Cowes, Isle of Wight, South East, United Kingdom
Deerfoot Recruitment Solutions
Location: Cowes, Isle of Wight We're looking for an experienced Full Stack Software Developer to join an experienced team, with strong skills in C#, web technologies (HTML5, CSS3, JavaScript/TypeScript), and SQL Server. You'll work on Microsoft Windows-based applications, contributing to the design, development, and testing of high-quality software solutions. The role involves both backend … of the full software development lifecycle Excellent communication and problem-solving skills Experience working within structured development and quality systems Desirable Skills: ASP.NET Core, Visual Studio, Azure DevOps, GitHub JavaScript frameworks (e.g. Vue.js, React) Power BI or SQL Server Reporting Services Cloud technologies and JSON Salary: up to 45K plus 25 days holiday, Company pension, bonus, healthcare, and opportunities for More ❯
Employment Type: Permanent
Salary: £45,000
Posted:

Software Engineer

Newcastle Upon Tyne, England, United Kingdom
Hybrid / WFH Options
NRG
required updates and improvements. What You'll Do: Design, build, and maintain efficient, reusable, and reliable code using C#, .NET Core/Framework. Develop front-end components using modern JavaScript frameworks (e.g., React, Angular, or Vue). Build and maintain RESTful APIs and backend services. Ensure the quality of your work through automated testing and code reviews. Contribute to architecture … For: Proven experience with .NET (Core or Framework), C#, and modern web development. Experience with a front-end framework like React, Angular, or Vue. Solid understanding of HTML, CSS, JavaScript, and RESTful API design. Experience working with SQL and/or NoSQL databases. Familiarity with Git, CI/CD pipelines, and cloud platforms (e.g., Azure ). Strong problem-solving skills More ❯
Posted:

Graduate Software Engineer

United Kingdom
Vector Resourcing
pivotal role in delivering secure, scalable applications that are shaping the future of cyber security. Responsibilities Design, build, and maintain backend services using Python (FastAPI) Develop user interfaces with JavaScript (ReactJS) Collaborate on software, database, and product design Create scalable, maintainable systems used in production environments Write clean, secure, high-performance code following best practices Use Git for version control … pipelines by writing unit and integration tests Skills & Experience Proven experience building applications in Python Proficiency in developing and consuming RESTful APIs Solid front-end development skills using HTML, JavaScript, and CSS Understanding of relational and non-relational databases (SQL/NoSQL) Familiarity with Git for code version control Awareness of secure development practices, including OWASP Top 10 Excellent written More ❯
Posted: