Contract ECMAScript Job Vacancies

76 to 100 of 182 Contract ECMAScript Jobs

Power Platform Developer

London, South East, England, United Kingdom
Lynx Recruitment Ltd
and monitoring Ensure best practices around security, performance, and maintainability Skills & Experience Required: Proven experience with Microsoft Power Platform and UiPath Strong understanding of HTTP, HTML/CSS/JavaScript Experience with structured data formats such as XML and JSON Knowledge of SQL Server, PostgreSQL, and Dataverse Familiarity with enterprise tools and practices: authentication/authorisation, cloud hosting (Azure), source More ❯
Employment Type: Contractor
Rate: £400 - £435 per day
Posted:

2x Android Developer

Leeds, Yorkshire, United Kingdom
iBSC
architectures (ie MVP/MVVM/MVI/Clean Architecture) and experience with common libraries such as (Dagger2, Retrofit, Coroutines - RxJava), Cloud message APIs and push notifications, HTML5, CSS3, JavaScript, and responsive web design as well as knowledge of RESTful APIs and web services. More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Software Technical Lead

Bristol, United Kingdom
Hybrid / WFH Options
CBSbutler Holdings Limited trading as CBSbutler
team processes, and overall developer experience. Delivering direct, constructive feedback to foster individual and team growth. Promoting a collaborative, accountable, and high-performance team culture. Tech stack: Node.js, ReactJS, JavaScript, TypeScript, npm, AWS, Jenkins, Terraform, and PostgreSQL. The client is however open to strong candidates with adjacent skill sets. The technical stack is flexible for the right person. More ❯
Employment Type: Contract
Rate: £550 - £650/day
Posted:

Software Technical Lead

Bristol, Gloucestershire, United Kingdom
Hybrid / WFH Options
CBSbutler Holdings Limited trading as CBSbutler
team processes, and overall developer experience. Delivering direct, constructive feedback to foster individual and team growth. Promoting a collaborative, accountable, and high-performance team culture. Tech stack: Node.js, ReactJS, JavaScript, TypeScript, npm, AWS, Jenkins, Terraform, and PostgreSQL. The client is however open to strong candidates with adjacent skill sets. The technical stack is flexible for the right person. More ❯
Employment Type: Contract
Rate: GBP 550 - 650 Daily
Posted:

Game UI Developer

London, United Kingdom
Trust In Soda
programming. Minimising technical debt by writing clean, maintainable code and proactively identifying potential issues. Engaging in continuous improvement and sharing knowledge with your teammates. Key Skills Strong experience of JavaScript development. Experience with TypeScript and working in MVC or MVVM architectures. Strong understanding of CSS and preprocessors (eg, PostCSS). Knowledge of accessibility best practices and considerations for multilingual UI. More ❯
Employment Type: Contract
Rate: GBP 300 - 326 Daily
Posted:

Magento Developer

London, United Kingdom
WHD Consulting Ltd
to technical documentation and recommending new tools and approaches. Staying up to date with ecommerce trends and technologies. The Ideal Candidate 4+ years of Magento development experience Proficient in Javascript Familiar with Git, Jira, Bitbucket, and agile processes. Solid problem-solving abilities and a collaborative mindset. Understanding of responsive design, performance optimisation, and cross-browser/device compatibility. More ❯
Employment Type: Contract
Posted:

Oracle Developer

Nationwide, United Kingdom
Queen Square Recruitment Ltd
Experience Proven experience as an Oracle PaaS Developer with expertise in Oracle VBCS . Strong understanding of Oracle Cloud Platform and related services. Proficiency in web technologies (HTML, CSS, JavaScript, frameworks). Experience integrating with Oracle Cloud applications (ERP, HCM, Payroll, Procurement, SCM). Knowledge of REST APIs, JSON, and related integration technologies. Personal Attributes Strong analytical and problem-solving More ❯
Employment Type: Contract
Rate: £450 - £550/day
Posted:

PHP Developer

London, South East, England, United Kingdom
Proactive Appointments
an existing project from Zend (now Laminas) to a newer version. Support the decommissioning of legacy systems alongside ongoing business change. Work across the stack: PHP, MySQL 8, HTML, JavaScript, CSS . Investigate and resolve issues where the in-house team are focused on BAU commitments. Collaborate with stakeholders to understand business needs and translate them into solutions. What We More ❯
Employment Type: Contractor
Rate: £400 - £475 per day
Posted:

Oracle APEX Developer (SC Cleared)

Plymouth, Devon, United Kingdom
ARM
toolset and its use to design and develop web applications. Demonstrable competence developing complex server-side PL/SQL code for data input validation and data import/export. JavaScript knowledge and experience. Disciplined and methodical approach to configuration control. To attend workshops/reviews/stand-ups to discuss the development project, demonstrate progress to date and communicate with More ❯
Employment Type: Contract
Rate: £550/day Inside IR35
Posted:

Fullstack Python React Software Engineer

London, United Kingdom
Teksystems
Essential Skills 10+ years of experience in designing and developing operational support systems and automation solutions using Python. Front-end development skills, including designing and implementing user interfaces using JavaScript and frameworks such as React. Back-end development skills, including maintaining server-side logic using Python, managing APIs, and integrating third-party services. Experience with database management using Postgres to More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Conversion Rate Optimisation (CRO) Specialist

City of London, London, United Kingdom
Randstad Digital
best practices, persuasion principles, and behavioural psychology. Data literacy: ability to analyse large datasets, run SQL queries, and work with dashboards. Nice to have: web development skills (HTML, CSS, JavaScript) to prototype and implement tests quickly. Attributes Analytical thinker with a bias for action. Comfortable operating at the intersection of product, marketing, and engineering. Strong communication and storytelling skills - able More ❯
Employment Type: Contract
Rate: £350 - £380 per day
Posted:

WordPress Developer

Sheffield, South Yorkshire, United Kingdom
Hybrid / WFH Options
Arise
need To excel in this role, you will need: Proficiency in building and customising WordPress websites Basic knowledge of PHP for custom WordPress development Experience with HTML, CSS, and JavaScript Problem-solving skills and attention to detail Effective communication skills for client interactions Familiarity with (or an openness to learn) our preferred development stack, which includes: WordPress - the foundation of More ❯
Employment Type: Contract
Rate: £25000 - £35000/annum
Posted:

Conversion Rate Optimisation CRO Specialist

London, South East, England, United Kingdom
Randstad Technologies
best practices, persuasion principles, and behavioural psychology. Data literacy: ability to analyse large datasets, run SQL queries, and work with dashboards. Nice to have: web development skills (HTML, CSS, JavaScript) to prototype and implement tests quickly. Attributes Analytical thinker with a bias for action. Comfortable operating at the intersection of product, marketing, and engineering. Strong communication and storytelling skills - able More ❯
Employment Type: Contractor
Rate: £350 - £380 per day
Posted:

Full Stack Web Developer

London, United Kingdom
Ascendion
Job Description: Develop and maintain AI-powered web applications using React, JavaScript, and Python, ensuring high performance and scalability. Integrate AI/ML models into production systems, working closely with data scientists to optimize deployment and performance. Design and implement end-to-end full-stack architectures, including front-end UI, back-end services, and database management. Stay updated on emerging More ❯
Employment Type: Contract
Posted:

ServiceNow Developer

City of London, London, United Kingdom
Access Computer Consulting
party integrations. Knowledge of ServiceNow Workflows: Designing and implementing Flow Designer and legacy Workflow Editor and Service Portal Development: Custom widgets, pages, and themes. You will be proficient in JavaScript: Core scripting language used in ServiceNow. Hands-on experience in ServiceNow development and administration and also experience in Agile/Scrum environments and using tools like Jira or Azure DevOps More ❯
Employment Type: Contract
Rate: £600 - £700/day
Posted:

SC Cleared ServiceNow Developer

United Kingdom
Berkeley Square IT Ltd
Must hold active SC Clearance* This is a role within the in-house ServiceNow capability, supporting the development of enterprise workflows and data-driven decisions. Essential Skills: - Proficiency in JavaScript - Core Scripting language used in ServiceNow. - Experience with modules like ITSM, ITOM, HRSD, CSM, and CMDB. - REST/SOAP API Integration: Building and consuming APIs for third-party integrations. - Service More ❯
Employment Type: Contract
Rate: GBP 700 Daily
Posted:

ServiceNow Developer - 12 months - £700 per day - SC Cleared

London, South East, England, United Kingdom
Involved Solutions
Duration : 12 months The role: A leading Central Government Institution are seeking a ServiceNow Developer, supporting the development of enterprise workflows and data-driven decisions. Technical Skills Proficiency in JavaScript: Core scripting language used in ServiceNow. Experience with ServiceNow platform: Including modules like ITSM, ITOM, HRSD, CSM, and CMDB. ServiceNow Scripting: Client Scripts, Business Rules, Script Includes, UI Policies, and More ❯
Employment Type: Contractor
Rate: £600 - £700 per day
Posted:

Senior Automation Tester

Cheshire, United Kingdom
The Bridge IT Recruitment
with business goals. Continuously improve testing methodologies and contribute to knowledge-sharing sessions. What We're Looking For Experience in automated testing and framework development. Solid understanding of SQL, JavaScript, and version control (e.g. Git). Ability to troubleshoot complex issues and suggest improvements. Strong communication and collaboration skills. A proactive mindset with a focus on continuous improvement. Experience withAzure. More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Senior Automation Tester

Cheshire, Neston, Cheshire West and Chester, United Kingdom
The Bridge IT Recruitment
with business goals. Continuously improve testing methodologies and contribute to knowledge-sharing sessions. What We're Looking For Experience in automated testing and framework development. Solid understanding of SQL, JavaScript, and version control (e.g. Git). Ability to troubleshoot complex issues and suggest improvements. Strong communication and collaboration skills. A proactive mindset with a focus on continuous improvement. Experience withAzure. More ❯
Employment Type: Contract
Posted:

Senior Automation Tester

Neston, Merseyside, North West, United Kingdom
Hybrid / WFH Options
The Bridge (IT Recruitment) Limited
with business goals. Continuously improve testing methodologies and contribute to knowledge-sharing sessions. What We're Looking For Experience in automated testing and framework development. Solid understanding of SQL, JavaScript, and version control (e.g. Git). Ability to troubleshoot complex issues and suggest improvements. Strong communication and collaboration skills. A proactive mindset with a focus on continuous improvement. Experience withAzure. More ❯
Employment Type: Contract, Work From Home
Posted:

Head of Network Automation Development

Reading, Berkshire, England, United Kingdom
Hybrid / WFH Options
Hays Specialist Recruitment Limited
development squads, you will require the following knowledge:- Knowledge of Telecom Networks, technologies, and standards e.g TMF/Tosca/MEF Netconf, API's, XML, JSON, Jinja 2, Python, JavaScript Must be aware of Cisco NSO or Ansible, Net Miko, Docker Workflow automation Itential IAP, Appian, Resolve Redhat Microservices Understand Artificial Intelligence and Machine Learning concepts ANG/TOSCA for More ❯
Employment Type: Contractor
Rate: £700 - £795 per day
Posted:

ServiceNow Developer

London, South East, England, United Kingdom
Searchability NS&D
agile sprints, upgrades, integrations, and troubleshooting while ensuring compliance with platform governance. SERVICENOW DEVELOPER ESSENTIAL SKILLS: Active MOD SC clearance required Proven professional experience as a ServiceNow Developer Strong JavaScript, Glide API, and ServiceNow development tooling Experience creating workflows, client scripts, UI policies, and business rules Understanding of ITIL processes and service management principles Familiarity with REST/SOAP APIs More ❯
Employment Type: Contractor
Rate: £475 - £500 per day
Posted:

Head of Network Automation/Engineering

London, United Kingdom
Summer-Browning Associates
working in Networks or IT network transformations Proven track record of delivering high quality code and leading development squads Key skills Netconf, API's, XML, JSON, Jinja 2, Python, JavaScript Cisco NSO, Ansible, Net Miko, Docker Workflow automation Itential IAP, Appian, Resolve Knowledge of telecom networks, technologies, and standards eg TMF/Tosca/MEF YANG/TOSCA for service More ❯
Employment Type: Contract
Rate: GBP 750 - 795 Daily
Posted:

Head of Network Automation/Engineering

City Of Westminster, London, United Kingdom
Summer Browning Associates
working in Networks or IT network transformations Proven track record of delivering high quality code and leading development squads Key skills Netconf, API's, XML, JSON, Jinja 2, Python, JavaScript Cisco NSO, Ansible, Net Miko, Docker Workflow automation Itential IAP, Appian, Resolve Knowledge of telecom networks, technologies, and standards e.g TMF/Tosca/MEF YANG/TOSCA for service More ❯
Employment Type: Contract
Rate: GBP 750 - 795 Daily
Posted:

Head of Network Automation/Engineering

South West London, London, United Kingdom
SUMMER-BROWNING ASSOCIATES LIMITED
working in Networks or IT network transformations Proven track record of delivering high quality code and leading development squads Key skills Netconf, API's, XML, JSON, Jinja 2, Python, JavaScript Cisco NSO, Ansible, Net Miko, Docker Workflow automation Itential IAP, Appian, Resolve Knowledge of telecom networks, technologies, and standards e.g TMF/Tosca/MEF YANG/TOSCA for service More ❯
Employment Type: Contract
Rate: £750 - £795 per day
Posted: