ECMAScript Job Vacancies

2,826 to 2,850 of 3,058 ECMAScript Jobs

JIRA Developer (Huddersfield)

Huddersfield, West Yorkshire, UK
GBS UK
as in a team environment. Ability to communicate technical information to non-technical users. DESIRABLE SKILLS and EXPERIENCE: Atlassian Certified Associate, Jira Certified Developer Scripting and automation skills (e.g., JavaScript and PowerShell) Please note: We are unable to offer or support visa sponsorship for this role. More ❯
Employment Type: Part-time
Posted:

JIRA Developer (Wakefield)

Wakefield, West Yorkshire, UK
GBS UK
as in a team environment. Ability to communicate technical information to non-technical users. DESIRABLE SKILLS and EXPERIENCE: Atlassian Certified Associate, Jira Certified Developer Scripting and automation skills (e.g., JavaScript and PowerShell) Please note: We are unable to offer or support visa sponsorship for this role. More ❯
Employment Type: Part-time
Posted:

JIRA Developer (Halifax)

Halifax, West Yorkshire, UK
GBS UK
as in a team environment. Ability to communicate technical information to non-technical users. DESIRABLE SKILLS and EXPERIENCE: Atlassian Certified Associate, Jira Certified Developer Scripting and automation skills (e.g., JavaScript and PowerShell) Please note: We are unable to offer or support visa sponsorship for this role. More ❯
Employment Type: Part-time
Posted:

Senior User Interface Designer

City of London, London, United Kingdom
Hybrid / WFH Options
develop
Figma files that are handover-ready for engineering Develop high-fidelity prototypes to support user testing and stakeholder buy-in Apply technical awareness when designing for frameworks such as JavaScript, Tailwind CSS, and Bootstrap Present a portfolio that demonstrates functional, scalable, and visually compelling interfaces About You We’re looking for someone who combines creativity with technical know-how. You More ❯
Posted:

Senior User Interface Designer

London Area, United Kingdom
Hybrid / WFH Options
develop
Figma files that are handover-ready for engineering Develop high-fidelity prototypes to support user testing and stakeholder buy-in Apply technical awareness when designing for frameworks such as JavaScript, Tailwind CSS, and Bootstrap Present a portfolio that demonstrates functional, scalable, and visually compelling interfaces About You We’re looking for someone who combines creativity with technical know-how. You More ❯
Posted:

JIRA Developer

Bradford, south west england, united kingdom
Gedu Global Education
as in a team environment. Ability to communicate technical information to non-technical users. DESIRABLE SKILLS and EXPERIENCE: Atlassian Certified Associate, Jira Certified Developer Scripting and automation skills (e.g., JavaScript and PowerShell) Please note: We are unable to offer or support visa sponsorship for this role. More ❯
Posted:

Systems Administrator with Security Clearance

Plano, Texas, United States
SkyBridge Aviation
any required hardware support • Pro-actively monitors the infrastructure including servers to prevent issues and to resolve issues as they happen • Experience in developing applications in iOS, Microsoft, Linux Javascript, angular.js, webRTC preferred. • Installing, maintaining, and troubleshooting wired/wireless networks and related equipment • Participate in testing of new software and hardware Experience with setting up build-machines and software More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior User Interface Designer

london, south east england, united kingdom
Hybrid / WFH Options
develop
Figma files that are handover-ready for engineering Develop high-fidelity prototypes to support user testing and stakeholder buy-in Apply technical awareness when designing for frameworks such as JavaScript, Tailwind CSS, and Bootstrap Present a portfolio that demonstrates functional, scalable, and visually compelling interfaces About You We’re looking for someone who combines creativity with technical know-how. You More ❯
Posted:

Senior User Interface Designer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
develop
Figma files that are handover-ready for engineering Develop high-fidelity prototypes to support user testing and stakeholder buy-in Apply technical awareness when designing for frameworks such as JavaScript, Tailwind CSS, and Bootstrap Present a portfolio that demonstrates functional, scalable, and visually compelling interfaces About You We’re looking for someone who combines creativity with technical know-how. You More ❯
Posted:

Senior User Interface Designer

slough, south east england, united kingdom
Hybrid / WFH Options
develop
Figma files that are handover-ready for engineering Develop high-fidelity prototypes to support user testing and stakeholder buy-in Apply technical awareness when designing for frameworks such as JavaScript, Tailwind CSS, and Bootstrap Present a portfolio that demonstrates functional, scalable, and visually compelling interfaces About You We’re looking for someone who combines creativity with technical know-how. You More ❯
Posted:

AI Solutions Engineer

London, United Kingdom
McGregor Boyall Associates Limited
Claude, LLaMA) and prompt optimisation techniques Proven track record of embedding LLMs into business processes using frameworks like LangChain, LlamaIndex, or similar technologies Advanced programming skills in Python or JavaScript for rapid prototyping and system integration Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development Practical knowledge of vector databases and embedding technologies for RAG system More ❯
Employment Type: Permanent
Salary: £95,000
Posted:

Blockchain Integration Specialist (Fully Remote, Worldwide)

London, United Kingdom
Hybrid / WFH Options
Bitfinex
good quality policies, procedures and technical documentation Minimum Requirements Previous experience in interacting with blockchain nodes (ie. Bitcoin, Ethereum) Strong passion for Bitcoin and other cryptocurrencies Advanced Node/JavaScript skills Familiar with microservices architecture and REST APIs Ability to quickly learn new technologies Advanced understanding of security practices Nice to have Solidity, Rust or Golang skills are a plus More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Technical Architect

Wokingham, Berkshire, South East, United Kingdom
Queen Square Recruitment Limited
Bus. Strong knowledge of the API/integration lifecycle , including design, deployment, and enhancement. Hands-on experience building and updating integrations/APIs in Azure Integration . Programming proficiency: JavaScript, XSLT, C#, Liquid Templates . Expertise in RESTful & SOAP API design , APIM policy, and transformations. Skilled in API/Integration security protocols & best practices . Practical experience with Postman, API More ❯
Employment Type: Contract
Rate: £500 per day inside IR35
Posted:

AI Solutions Engineer

London, South East, England, United Kingdom
McGregor Boyall
Claude, LLaMA) and prompt optimisation techniques Proven track record of embedding LLMs into business processes using frameworks like LangChain, LlamaIndex, or similar technologies Advanced programming skills in Python or JavaScript for rapid prototyping and system integration Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development Practical knowledge of vector databases and embedding technologies for RAG system More ❯
Employment Type: Full-Time
Salary: £85,000 - £95,000 per annum
Posted:

Systems Engineer with Security Clearance

Washington, Washington DC, United States
XMSTART, Inc
experience with JEMA and Intelligence Community (IC) analytic tools, such as: FADE MIST, bodhi, chatsurfer, Sentient, Clairvoyant, and Mission Presenter Experience with Data Science technologies, including: Python, SQL, R, JavaScript, HTML, XML, JSON, KML, Jupyter Notebook, Analyst Notebook, APIs Geospatial Tools experience: Geoserver, ArcGIS Feature Services, WMS, WFS Education: 10 to 12 years of experience with a BS/BA More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Junior Data Scientist with Security Clearance

Springfield, Virginia, United States
Take2 Consulting
to dynamic mission needs • Experience developing AI tools and knowledge of GEOINT collection and associated NGA/NRO systems • Proficiency with common programming languages including R, SQL, HTML, and JavaScript • Experience analyzing geospatially enabled data and ability to identify potential indicators of activity Nice to Have • Experience with multiple intelligence types (SIGINT, OSINT, ELINT, GEOINT, MASINT, HUMINT) • Experience with JEMA More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Lead Test Automation Engineer

Leeds, West Yorkshire, Yorkshire, United Kingdom
Hybrid / WFH Options
Hays
to succeed Essential skills and experience Proven hands-on experience with test automation tools and frameworks (e.g. Selenium, Karate) Strong understanding of testing methodologies and scripting languages (e.g. Python, JavaScript) Experience with performance testing tools such as JMeter or LoadRunner Ability to lead and mentor technical test teams Excellent collaboration skills across DevOps and product teams Exposure to Oracle ERP More ❯
Employment Type: Permanent, Work From Home
Salary: £55,000
Posted:

Mid-weight Shopify Developer

Exeter, Devon, South West, United Kingdom
Hybrid / WFH Options
Your Tech Future
For Experience in front-end development, ideally in an agency or ecommerce environment Proven Shopify theme development skills, including Shopify 2.0 Strong Liquid, HTML5, CSS3/SCSS, and vanilla JavaScript skills Experience with subscription platforms (Skio, Recharge, etc.) Confident integrating best-in-class Shopify apps Strong attention to detail when translating Figma designs into live builds Understanding of performance optimisation More ❯
Employment Type: Permanent, Work From Home
Salary: £45,000
Posted:

Mobile Software Engineer, Qt/QML

United Kingdom
Phiture
and mobile optimization. Hands-on experience with Qt and QML, including building and optimizing UI components for web and mobile platforms. Experience with compiling C++ to Wasm. Familiarity with JavaScript, HTML5, and integrating Wasm modules into web applications. Experience with web-based rendering engines and optimizing graphics for interactive applications. Strong debugging and troubleshooting skills, with the ability to resolve More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Assistant Website Designer

Westhoughton, Bolton, Lancashire, England, United Kingdom
Kingdom People
customising themes, layouts, and functionalities. Strong understanding of website speed optimisation & Core Web Vitals. SEO knowledge - on-page optimisation, schema markup, and technical SEO. Proficiency in HTML, CSS, and JavaScript (basic to intermediate). Basic knowledge of PHP and MySQL for WordPress customisations. Experience with Google Analytics & Search Console for performance tracking and reporting. Familiarity with marketing automation tools & CRM More ❯
Employment Type: Full-Time
Salary: £25,000 per annum
Posted:

AI Solutions Engineer - Customer-Facing with Security Clearance

Washington, Washington DC, United States
LaunchCode
engage with customers at major events Candidate must have: TS or higher security clearance Experience working with clients in a technical, hands-on role Experience developing with Python and JavaScript, or other software languages Strong engineering background, preferably in Computer Science Strong project management and interpersonal skills Presentation skills with a high degree of technical credibility when speaking with a More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior ServiceNow Developer with Security Clearance

Chantilly, Virginia, United States
TAD PGS
equivalent experience). • 5+ years of hands-on experience within the ServiceNow platform, specializing in Scoped Applications Development, ServiceNow Scripting, and core module configurations (ITSM, ITOM, HRSD, etc.). • JavaScript expertise is mandatory, with a proven ability to write, debug, and understand Vanilla JavaScript. • Strong experience configuring core modules in an enterprise environment, including workflows, business rules, ACLs, and catalog More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Frontend Engineer

London, United Kingdom
Huguenot Services Limited
in carrying out their work to an exceptionally high standard. Experience of building well designed, content rich CMS (Content Management System) driven websites Fluency in VanillaJS and familiarity with JavaScript libraries typically used in CMS projects, e.g. AlpineJS and JQuery Good understanding of Web fundamentals with a focus on CSS A proven track record of building client-facing projects from More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

ADA Accessibility Web Forms Tester

Georgia, United States
Burgeon IT Services
project. Document issues: Create detailed bug reports that clearly explain accessibility defects, their impact on users, and their reference to specific WCAG success criteria. Evaluate code: Basic understanding of JavaScript, HTML, CSS, and ARIA attributes as they relate to accessible forms. Validate fixes: Retest defects after remediation to verify that accessibility issues have been properly resolved Test to ensure business More ❯
Employment Type: Any
Salary: USD Annual
Posted:

WordPress Developer

Fareham, Hampshire, England, United Kingdom
Mexa Solutions LTD
clean, structured code Strong communicator: clear, professional, and comfortable liaising with clients Organised and self-sufficient: able to manage multiple projects and meet deadlines Bonus points for experience with JavaScript , PHP , or graphic design tools like Photoshop or Canva Even more bonus points if you’ve dealt with hosting, domains, FTP, or MySQL This is a role for someone who More ❯
Employment Type: Full-Time
Salary: £30,000 - £37,000 per annum
Posted: