1 to 25 of 941 ECMAScript Jobs

Senior Developer

Hiring Organisation
Reed.co.uk
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 per annum
software development experience, with at least 3 years in a senior or technical lead role. Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development ...

Senior Java Software Engineer

Hiring Organisation
Information Tech Consultants
Location
England, United Kingdom
Knowledge: Hands on experience of Core Java, Multithreading, and Spring Framework (Boot, Security, Data JPA). Modern Web Stack: Proficiency in HTML5, CSS3, and JavaScript/TypeScript . Cloud & DevOps: Familiarity with AWS, Azure, or GCP and containerization tools like Docker/Kubernetes . Tools: Expert knowledge of Git, Maven ...

Senior Software Engineer

Hiring Organisation
Oscar Technology
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
Core Solid front-end development experience with Angular and/or React Experience with Entity Framework/Entity Framework Core Knowledge of HTML, CSS, JavaScript/TypeScript Familiarity with REST APIs , Git , and modern development workflows Experience or strong interest in AI technologies (e.g., OpenAI APIs, ML integrations) Nice ...

Full Stack Developer (.NET / C# / React)

Hiring Organisation
Legado (joinlegado.com)
Location
Edinburgh, Scotland, United Kingdom
taking. Tech Stack Back-End .NET/.NET Core C# ASP.NET REST APIs SQL (Azure SQL) Azure hosting & services Front-End React TypeScript/JavaScript HTML5/CSS3 Infrastructure & DevOps Azure DevOps Pipelines CI/CD Secure cloud environments Modern Tooling AI-assisted development (Claude, GitHub Copilot etc.) Automated testing ...

Java Fullstack Developer

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
enjoy owning the full development lifecycle - we want to hear from you. Essential Skills & Experience Strong proficiency in Java (mandatory) Solid experience with JavaScript, HTML, and CSS Hands-on experience with Spring/Spring Boot Experience with modern front-end frameworks such as React, Angular, or Vue Strong understanding ...

Web Developer - C#

Hiring Organisation
CV Screen Ltd
Location
Erith, Kent, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
Required At least 3 years' experience in C# and .NET development with strong OOP knowledge Solid front-end skills including HTML5, CSS3 and JavaScript/TypeScript, plus a modern framework (e.g. React, Angular or Blazor) Experience with SQL databases, RESTful APIs and software testing practices Salary & Benefits Salary ...

Full Stack Engineer

Hiring Organisation
Randstad Digital
Location
Manchester Area, United Kingdom
enjoy owning the full development lifecycle — we want to hear from you. Essential Skills & Experience Strong proficiency in Java (mandatory) Solid experience with JavaScript, HTML, and CSS Hands-on experience with Spring/Spring Boot Experience with modern front-end frameworks such as React, Angular, or Vue Strong understanding ...

Software Engineer

Hiring Organisation
Gold Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
form of IaC, CI/CD and test automation. Extra info: Expert knowledge of current Java. Proficient in another language such as Python, C++, JavaScript, TypeScript, React. Advanced knowledge of AWS Services such as EC2, EKS, Fargate, IAM, S3, Lambda. Advanced knowledge of CI/CD software pipelines for Cloud ...

ASP.Net Developer

Hiring Organisation
Ascent Sourcing Ltd
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 per annum
with colleagues. Essential Skills/Qualifications: Microsoft .Net (including Core, WebAPI, Kestral) C# Azure DevOps, Git, CI/CD pipelines (Azure DevOps, GitHub Actions) JavaScript/TypeScript, HTML, CSS Entity Framework Core, Microsoft SQL Server Strong problem-solving skills and curiosity Solid ICT knowledge (MS Office) Excellent communication and numeracy ...

Software Team Lead

Hiring Organisation
Zenovo
Location
North Bristol, Nibley, Gloucestershire, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum Up to £85,000 (Depending on Experien
culture of ownership, collaboration, and continuous improvement Skills & Experience Technical 5+ years of commercial software development experience Strong proficiency in Python & Java, or JavaScript/TypeScript Full-stack experience, ideally with React on the frontend and REST APIs backed by relational databases (e.g. PostgreSQL) Experience working with cloud platforms ...

Java Developer (Full Stack)

Hiring Organisation
RP Recruitment Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
like Flask. Implement best practices in software development, including exception handling, data structures, and object-oriented programming (OOP). Front-end development using VueJS, JavaScript, CSS, and HTML to create seamless user interfaces. Develop and optimize SQL databases, ensuring efficient data storage and retrieval. Utilize AWS Core services and Terraform ...

Application Developer

Hiring Organisation
Saga Travel
Location
Folkestone, Kent, South East, United Kingdom
Employment Type
Permanent
Salary
£45,000
Ideal Candidate You will have already worked as an Application Developer with proven experience in React and .NET. Additional experience with c#, HTML, JavaScript and CSS would of advantage. Ideally, you would have experience in working on a digital customer-facing platform, although we are open to candidates with relevant ...

Full Stack Developer (Python)

Hiring Organisation
RP Recruitment Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Core Python and frameworks such as Flask Apply best practices: OOP, exception handling, and efficient data structures Build responsive front-end interfaces using Vue.js, JavaScript, HTML, and CSS Design and optimize SQL databases for performance and reliability Manage cloud infrastructure using AWS Core services and Terraform Implement serverless architectures ...

Senior Full Stack Developer

Hiring Organisation
Erin Associates
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
/CD pipelines and cloud-based deployments. Key Skills & Experience 5+ years commercial experience with TypeScript/React and Node.js. Proficiency in JavaScript libraries such as React or Next.js. Expert knowledge of REST API development using Node.js. Experience working with C# in enterprise environments. Familiarity with cloud computing, infrastructure ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

.NET Developer

Hiring Organisation
Noir
Location
Wakefield, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

Lead Developer

Hiring Organisation
Erin Associates
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent
Salary
£70,000
innovative Birmingham-based team, working on data-rich, user-focused applications. Keywords: Lead Developer, Senior Developer, Full Stack Developer, Node.js, React, Azure DevOps, JavaScript, API, Birmingham, West Midlands, Solihull, Warwickshire To apply, please send your CV to Bethany at or call 0161 438 1177 for more details. ...

.NET Developer

Hiring Organisation
Noir
Location
Lavant, Chichester, West Sussex, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

.NET Developer, CMS, Sitecore, EpiServer, Umbraco

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £75,000 per annum
such as Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

Software Engineer - Defence

Hiring Organisation
Tec Partners
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£45000 - £66000/annum
processes Demonstrate completed features and development progress to internal and external stakeholders Essential Skills and Experience Proven experience in software development using either Java, JavaScript, or Python Solid understanding of cloud computing environments, particularly AWS or Azure Practical knowledge of DevOps practices and tools, such as Jenkins, GitLab, Docker, OpenShift ...

Software Engineer

Hiring Organisation
Tec Partners
Location
Cheltenham, Gloucestershire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £66000/annum
deployment processes Demonstrate completed features and development progress to internal and external stakeholders Essential Skills and Experience Proven experience in software development using Java, JavaScript, or Python Solid understanding of cloud computing environments, particularly AWS or Azure Practical knowledge of DevOps practices and tools, such as Jenkins, GitLab, Docker, OpenShift ...

.NET Developer, CMS, Sitecore, Optimizely

Hiring Organisation
Noir
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or DotNetNuke. Our client is passionate about continuous learning and will provide industry-recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum and Kanban. This ...

Lead Engineer - Java

Hiring Organisation
The Recruitment Company
Location
Galway, Galway County, Republic of Ireland
Employment Type
Permanent
Salary
£80000 - £95000/annum
track record of leading engineering teams delivering full-stack solutions. Extensive experience with Java, Spring Boot, Spring Core, and RESTful web services. Proficiency in JavaScript/TypeScript, Node.js, HTML, CSS/SASS, and related front-end tooling (RxJS, Jest, Storybook, Playwright). Experience with API design and management (Swagger, OpenAPI ...

C# Senior Software Developer

Hiring Organisation
Adria Solutions
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
Dependency Injection Entity Framework Core (DbContext, DbSet, OnModelCreating, LINQ) and ADO.NET/Raw SQL experience MS SQL Server or MySQL database experience HTML5, CSS3, JavaScript REST API expertise and integration (HttpClient, RestSharp, JSON serialization/deserialization, CORS, HTTPS, API security) Git version control and CI/CD workflows (Azure DevOps ...

Senior Full Stack Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£65,000
forward-thinking technical environment. Requirements Strong commercial experience with C# .NET (Core) Solid frontend development skills using Angular Strong experience with TypeScript/JavaScript Experience working with Azure (App Services, Functions, DevOps, CI/CD) Strong SQL/database knowledge Experience building and consuming RESTful APIs Comfortable working across ...