1 to 25 of 29 JavaScript Jobs in Essex

Senior Software Engineer (.Net)

Hiring Organisation
Primis
Location
Colchester, Essex, UK
Employment Type
Full-time
Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend: HTML, CSS, JavaScript DevOps: CI/CD pipelines, Behaviour-Driven Development, modern agile methodologies What You Bring: Senior: 6+ years of software engineering experience Principal: 10+ years ...

Senior Software Developer | Webigence and Spark Travel

Hiring Organisation
Spark Travel
Location
Chelmsford, Essex, UK
Employment Type
Full-time
degree in Computer Science or a closely related discipline. - 4+ years building modern web or data applications with .NET and at least one JavaScript framework. - Hands-on experience with Azure or another major cloud provider, plus an understanding of microservices and event-driven architectures. - You love balancing delivery speed with ...

AI Engineering Lead

Hiring Organisation
Akixi
Location
Colchester, Essex, UK
Employment Type
Full-time
developing and integrating AI solutions such as chatbots, voicebots, ML models, or LLM-based analytics. Strong proficiency in Python (preferred) and/or JavaScript/TypeScript. Hands-on experience with AI frameworks (TensorFlow, PyTorch, LangChain) and LLM APIs (Azure OpenAI, OpenAI API, Anthropic, AWS Bedrock). Experience with Microsoft ...

Web Developer Trainee

Hiring Organisation
ITOL Recruit
Location
Barking, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £35,000 per annum
move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...

Principal Software Engineer

Hiring Organisation
OpenSolar
Location
Chelmsford, Essex, UK
Employment Type
Full-time
technology skills, including substantial leadership and architecture responsibilities. Core Technology skills required – Strong full stack software engineering skills. Desirable technology skills: Python, Django, React, JavaScript, MySQL, SPAs, AWS (Lambda, CloudFormation, RDS). Best practice software development skills and practices. Excellent communication skills with an open, collaborative approach. A passion ...

Full Stack Engineer

Hiring Organisation
First Point Group
Location
Colchester, Essex, UK
Employment Type
Full-time
continuously improve solution design and delivery. Required Skills & Experience Strong commercial experience with Node.js for backend development. Front-end development experience using modern JavaScript frameworks (e.g. React, Vue, Angular). Experience designing and building data-driven web applications and APIs. Solid understanding of software development best practices, security, and scalability. ...

Senior Software Engineer

Hiring Organisation
Immersum
Location
Chelmsford, Essex, UK
Employment Type
Full-time
days/month; occasional team gatherings Salary: Senior: €130–150k base + growth trajectory Principal: €160–200k base + package discussion Tech: Python, JavaScript, Azure, AWS, AI, LLM's, RAG Industry: AI Consultancy The Role We're looking for talented engineers to join our customer-facing AI practice, from Senior ...

Full Stack Engineer

Hiring Organisation
Morson Edge
Location
Colchester, Essex, UK
Employment Type
Full-time
team grows Skills 4+ years commercial software development experience 2–3+ years experience with React.js 2–3+ years experience with Node.js and modern JavaScript (ES6+) Experience with relational databases such as Postgres Familiarity with Git and CI/CD workflows Strong collaboration and communication skills Agile development experience Writing clean ...

Senior Magento Developer (Backend)

Hiring Organisation
INDEZ
Location
Basildon, Essex, UK
Employment Type
Full-time
Minimum 3+ years of commercial experience with Magento 2, specifically with a backend focus. Tech Stack: Strong proficiency in PHP, MySQL, HTML/CSS, JavaScript, and Git. AI-Augmented Workflow: You are comfortable working with AI-native IDEs (e.g. Google Antigravity, Cursor, Windsurf) to speed up debugging and code generation. ...

Senior JavaScript Engineer (FTC)

Hiring Organisation
Zebra People | B CorpTM
Location
Chelmsford, Essex, UK
Employment Type
Full-time
6 month fixed term contract. We are looking for a senior full-stack React developer to help a client continue development of their AI research product. It enables teams to transform their research into interactive ...

Director of Development

Hiring Organisation
Digital Silk - Growing Brands Online
Location
Chelmsford, Essex, UK
Employment Type
Full-time
leadership roles Proven experience leading development teams and senior engineers within a digital agency or professional services environment Strong hands-on experience with PHP, JavaScript, HTML, and CSS Proven experience delivering complex custom websites, platforms, integrations, and ecommerce solutions Deep practical experience with WordPress, and working knowledge of Shopify ...

Website Designer / Developer

Hiring Organisation
Zero Surplus
Location
Saffron Walden, Essex, United Kingdom
Employment Type
Permanent
Salary
£40000 - £55000/annum DOE
right to work in the UK Desirable Extras Experience with Blender or 3D content Video or podcast editing skills Knowledge of accessibility standards, SEO, JavaScript, or analytics tools This is a brilliant opportunity to shape and develop the complete digital identity of a high-growth tech start-up. ...

Front End JavaScript Developer

Hiring Organisation
Enigma Software Solutions
Location
Chelmsford, Essex, UK
Employment Type
Full-time
Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join … highest standards of code quality in alignment with company-wide conventions. Required skills: · Minimum of 4 years of hands-on experience with Javascript working mainly on Frontend solutions · Solid grasp of JavaScript(Vanilla Javascript) fundamentals, including understanding of the Document Object Model (DOM) and browser Application Programming Interfaces (APIs). ...

Web Designer & Developer

Hiring Organisation
Polytec Personnel Ltd
Location
Saffron Walden, Essex, United Kingdom
Employment Type
Permanent
website accessibility standards and GDPR/privacy compliance - Familiarity with SEO practices, analytics tools and methods for optimising site performance - Basic knowledge of JavaScript or modern front-end development frameworks Please contact us as soon as possible for more details or apply below ...

Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote / EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length

Hiring Organisation
Owen Thomas | Pending B CorpTM
Location
Basildon, Essex, UK
Employment Type
Full-time
Rate £550-650pd, Outside IR35 | 12-months Contract Length Senior-level backend experience with Python and Django in production systems Proven work with JavaScript and React (production experience strongly preferred) Familiarity with MySQL Databases and scale Strong grasp of APIs, cloud-native systems, and scalable architecture Freelance mindset: able ...

Trainee Software Developer

Hiring Organisation
ITOL Recruit
Location
Barking, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£26,000 - £35,000 per annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Full Stack Engineer (JavaScript) - Early-Stage Tech Start-Up

Hiring Organisation
Urban Digital Recruitment Ltd
Location
Colchester, Essex, UK
Employment Type
Full-time
Full Stack Engineer (JavaScript) – Early-Stage Tech Start-Up Remote (UK-based only) | Flexible Hours c£90k + Benefits (Pension, Private Healthcare, Death-in-Service, Equity Potential) Please note: Applicants must be UK-based with full right-to-work. Sponsorship is not available. The Role We're looking … bill syncs, integrations, and personalised experiences. About You You will be a great fit if you: Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. Are backend-leaning, with deep Node.js and API experience. Have previously worked in early-stage start-ups or very lean engineering teams. ...

Software Engineer

Hiring Organisation
limitless
Location
Colchester, Essex, UK
Employment Type
Full-time
engineers – collaborating to build modern, scalable digital services using the latest technologies and practices. Tech Stack Languages & Frameworks: Python 3 (Flask/FastAPI), Typescript, JavaScript (Angular) & opportunity to work with Golang Infrastructure: Docker, Kubernetes Cloud & Tooling: Google Cloud Platform (GCP), GitHub Enterprise Cloud, Datadog, Slack Database: PostgreSQL About … looking for someone who: Has commercial experience with Python (Flask & FastAPI ideally) and JavaScript (Angular). Understands scalable design and modern DevOps practices (Docker, Kubernetes, CI/CD) Values clean code, strong testing practices, and collaborative working Enjoys working in lean, agile teams and contributing to product thinking Bonus ...

.NET Developer

Hiring Organisation
Noir
Location
Chelmsford, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £70,000 per annum
.NET Developer - Chelmsford (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract … .NET Core, C# and Azure SQL. You will receive training in all aspects of: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI and MongoDB. At the centre of our client's culture is freedom and openness which takes ...

Coding and Programming Trainee

Hiring Organisation
ITOL Recruit
Location
Barking, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£26,000 - £35,000 per annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Coding and Programming Trainee

Hiring Organisation
ITOL Recruit
Location
Southend-on-Sea, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£26,000 - £35,000 per annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Trainee Coding & Programmer Placement Programme

Hiring Organisation
ITOL Recruit
Location
Southend-on-Sea, Essex, United Kingdom
Employment Type
Permanent
Salary
£26000 - £35000/annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Senior Front End Engineer Vue.js

Hiring Organisation
Client Server
Location
Billericay, England, United Kingdom
Senior Front End Engineer/Developer (Vue 3) Billericay/WFH to £75k Are you a JavaScript web technologist seeking an opportunity to work with a modern tech stack on Greenfield projects? You could be progressing your career in a senior, hands-on role at an eCommerce payments solutions provider … that has experienced great success in the last year and is growing as a result. As a Senior JavaScript Developer you will take ownership of projects within an Agile development environment, with a focus on Vue 3 front end development to help evolve and scale the existing platforms as well ...

Coding Trainee Placement Programme

Hiring Organisation
ITOL Recruit
Location
Southend-on-Sea, Essex, United Kingdom
Employment Type
Permanent
many entry level programming roles and help you get a step ahead. Learn the Command Line (*1.5 weeks) Learn Git & GitHub (*1.5 weeks) Learn JavaScript (*1.5 weeks) Learn Python 3 (*1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet. Therefore, this is an essential addition ...

Trainee Website Administrator

Hiring Organisation
ITOL Recruit
Location
Southend-on-Sea, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £35,000 per annum
many entry level programming roles and help you get a step ahead. Learn the Command Line (*1.5 weeks) Learn Git & GitHub (*1.5 weeks) Learn JavaScript (*1.5 weeks) Learn Python 3 (*1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet. Therefore, this is an essential addition ...