ECMAScript Job Vacancies

476 to 500 of 3,094 ECMAScript Jobs

Ruby on Rails Developer

London Area, United Kingdom
Hybrid / WFH Options
Talent
delivering complex projects. Demonstrable strong experience working on APIs, including design, development, and integration (RESTful, GraphQL). Proficiency in Node.js for specific backend services and tooling. Solid understanding of JavaScript for front-end integration and broader development needs. Experience with relational databases (e.g., PostgreSQL, MySQL). Familiarity with version control systems (e.g., Git). Understanding of agile development methodologies. Excellent More ❯
Posted:

Ruby on Rails Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Talent
delivering complex projects. Demonstrable strong experience working on APIs, including design, development, and integration (RESTful, GraphQL). Proficiency in Node.js for specific backend services and tooling. Solid understanding of JavaScript for front-end integration and broader development needs. Experience with relational databases (e.g., PostgreSQL, MySQL). Familiarity with version control systems (e.g., Git). Understanding of agile development methodologies. Excellent More ❯
Posted:

Software Engineer

Belfast, United Kingdom
Citigroup Inc
Basic Qualifications Bachelor's degree in computer science or engineering field involving software programming or systems engineering Hands-on professional software development experience Proficiency in programming in Java, Python, JavaScript or React Hands on experience of building RESTful APIs using popular frameworks like Spring Experience of following TDD and clean code principles Proficiency with data structures, algorithms and SQL Able More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Web Developer - Full Stack

Market Harborough, Leicestershire, East Midlands, United Kingdom
Hybrid / WFH Options
Interaction - Kettering
to bring innovative ideas to life Contribute to a small, focused team of IT specialists embedded within the wider business Your Core Tech Stack: .NET and C# HTML5, CSS3, JavaScript WebAPI 2 and API consumption Azure SQL Deployment of applications on Microsoft Azure Bonus Skills (Nice to Have): Blazor Cosmos DB ASP.NET with Web Forms Entity Framework Agile development experience More ❯
Employment Type: Permanent, Work From Home
Salary: £40,000
Posted:

Full- stack Developer (multiple levels) with Security Clearance

Fort George G Meade, Maryland, United States
InterConnect Defense
candidates bring some combination of UI/UX, middleware/API, back-end, DevOps, CNO, or data science experience with a heavier interest/experience in UI and frontend. JavaScript/HTML/CSS experience. Experience developing with UI frameworks (e.g., React, Angular, etc.). Familiarity with Relational Databases (Postgres, SQLite, etc.). Experience writing scripts and services in Python. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Python Developer - 500 per day Outside

England, United Kingdom
Ascent People Ltd
Developer, you will work on a specific project and get this product over the line. A mix of back and front-end development therefore React/Angular or any JavaScript/Typescript experience will put you in a good position Client: Working on cutting edge sustainable technology and providing solutions worldwide. Innovative project to get stuck into. Occupying a cutting More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - eDV Cleared

London, United Kingdom
NSD
to automation. WE NEED THE SENIOR SOFTWARE ENGINEER TO HAVE. Current enhanced DV clearance Experience with at least one or more of the following: Java, Python, C++, .NET, C#, JavaScript, React Experience mentoring juniors or leading a team Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE ENGINEER TO HAVE. Cloud based experience Microservice architecture or More ❯
Employment Type: Permanent
Posted:

Senior Bespoke & Integration Specialist - Birmingham

Aston, West Midlands, UK
Crimson
solutions (Azure, AWS). Professional development : Actively pursue and maintain relevant Microsoft certifications. Essential Technical skills - C# (.NET) NET/MVC web development SQL & SQL Server Client-side scripting (JavaScript/TypeScript) Entity Framework Unit testing (NUnit/XUnit/MSTest) Mocking frameworks (Moq, NSubstitute, FakeItEasy) Desirable skills - MS Certification Angular Azure DevOps Power Platform experience - plugins, power automate Azure More ❯
Posted:

Software Engineer

Manchester, Lancashire, United Kingdom
Hybrid / WFH Options
Hamiltonian Dynamics
We are seeking someone who has experience in one or more of the following technologies but who is also open minded about learning new languages and technologies. Java, Python, JavaScript, TypeScript Angular, React, Vue Docker, Kubernetes AWS, Azure MERN, Elasticsearch, Neo4J Benefits A salary banding of £40-75k with an exciting array of projects to work on. Company Benefits More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Bespoke & Integration Specialist - Birmingham

Birmingham, West Midlands, West Midlands (County), United Kingdom
Crimson
solutions (Azure, AWS). Professional development : Actively pursue and maintain relevant Microsoft certifications. Essential Technical skills - C# (.NET) NET/MVC web development SQL & SQL Server Client-side scripting (JavaScript/TypeScript) Entity Framework Unit testing (NUnit/XUnit/MSTest) Mocking frameworks (Moq, NSubstitute, FakeItEasy) Desirable skills - MS Certification Angular Azure DevOps Power Platform experience - plugins, power automate Azure More ❯
Employment Type: Permanent
Salary: £10000/month
Posted:

Lead Software Engineer C# .Net AWS

Nottingham, Nottinghamshire, England, United Kingdom
Hybrid / WFH Options
Client Server Ltd
you: You're an experienced Software Engineer with strong C# .Net and SQL backend skills You have a good knowledge of microservices and AWS experience You have experience with JavaScript and React or Angular You have experience of creating LLD (Low Level Designs) in conjunction with software architects You are collaborative, happy to mentor others and work with other Technical More ❯
Employment Type: Full-Time
Salary: £70,000 - £80,000 per annum
Posted:

Senior Software Engineer with Security Clearance

Reston, Virginia, United States
Anonymous Employer
Master's Degree in technical field. 10+ years of experience developing in a professional environment. Experience providing technical leadership for other engineers. Preference for Experience with Python Django framework, JavaScript Vue and Quasar frameworks. Familiarity with Agile Scrum methodology. Any cloud certifications (AWS or Azure preferred). Familiarity with DevOps tooling (for example, Jenkins, Salt, Gitlab). Our benefits More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Cloud & AI Solution Engineer - Software, Development Tools and AI

London, United Kingdom
Microsoft
years of technical pre-sales or technical consulting experience - OR equivalent experience - Experience engaging enterprise development teams, including developers, architects, and technical decision makers. - Proficiency in modern languages like JavaScript/TypeScript, Python, C#, or Java, and frameworks such as .NET, Node.js, or React. - Hands-on expertise with GitHub, Visual Studio Code, CI/CD, DevOps, and platform engineering (e.g. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer

Gloucester, Gloucestershire, United Kingdom
Hybrid / WFH Options
Hamiltonian Dynamics
candidate would be someone who has experience in one or more of the following technologies but who is also open minded about learning new languages and tools: Java, Python, JavaScript, TypeScript Angular, React, Vue Docker, Kubernetes AWS, Azure MERN, Elasticsearch, Neo4J A competitive salary with an exciting array of projects to work on. Company Benefits that we offer from your More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer

Manchester, Lancashire, United Kingdom
Hdcorp
candidate would be someone who has experience in one or more of the following technologies but who is also open minded about learning new languages and tools: Java, Python, JavaScript, TypeScript Angular, React, Vue Docker, Kubernetes AWS, Azure MERN, Elasticsearch, Neo4J A competitive salary with an exciting array of projects to work on. Company Benefits that we offer from your More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Junior/Mid Developer

Southend-on-Sea, Essex, United Kingdom
Hybrid / WFH Options
Avanti Recruitment
multiple platforms, working closely with programmers and web designers to create solutions that match visual design intent and business requirements. Technical Stack: C# (essential) ASP.NET/ASP.NET Core (essential) JavaScript, HTML, CSS (essential) MVC pattern and ASP.NET controllers (essential) JSON, Bootstrap IIS REST APIs Beneficial experience: UI binding frameworks (Vue.js, AngularJS, React, Knockout) Basic SEO knowledge OWASP security awareness Mobile More ❯
Employment Type: Permanent
Salary: £30000 - £40000/annum
Posted:

Junior/Mid Developer

Essex, United Kingdom
Hybrid / WFH Options
Avanti Recruitment
multiple platforms, working closely with programmers and web designers to create solutions that match visual design intent and business requirements. Technical Stack: C# (essential) ASP.NET/ASP.NET Core (essential) JavaScript, HTML, CSS (essential) MVC pattern and ASP.NET controllers (essential) JSON, Bootstrap IIS REST APIs Beneficial experience: UI binding frameworks (Vue.js, AngularJS, React, Knockout) Basic SEO knowledge OWASP security awareness Mobile More ❯
Employment Type: Permanent
Salary: GBP 30,000 - 40,000 Annual
Posted:

Solution Architect with Mobile Architect

London Area, United Kingdom
Hellowork Consultants
Zereheight for design systems • Experience creating automation processes for component governance • In-depth knowledge of design patterns, UI/UX principles, and front-end technologies such as HTML, CSS, JavaScript, and BeastNative. • Strong understanding of software architecture principles. • Experience with version control systems (e.g., Git), package managers, and dependency management tools. • Excellent communication and interpersonal skills, with the ability to More ❯
Posted:

Solution Architect with Mobile Architect

City of London, London, United Kingdom
Hellowork Consultants
Zereheight for design systems • Experience creating automation processes for component governance • In-depth knowledge of design patterns, UI/UX principles, and front-end technologies such as HTML, CSS, JavaScript, and BeastNative. • Strong understanding of software architecture principles. • Experience with version control systems (e.g., Git), package managers, and dependency management tools. • Excellent communication and interpersonal skills, with the ability to More ❯
Posted:

Full Stack Developer

Brussel (Stad), Brussel, Belgium
Innova Solutions
and best practices Proven knowledge of cloud technologies Thorough experience working in or with Agile development teams Technical profile requirements Backend development advanced experience: NodeJS, ExpressJS Frontend development experience: JavaScript/TypeScript - ReactJS Cloud advanced experience: Kubernetes, Docker, Helm, Terraform Devops Toolchain advanced experience: Jenkins, Gitlab, Ansible, Nexus Monitoring and Service Reliability experience: Prometheus, Grafana, Kibana Quality tools experience: Fortify More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

.Net Development Manager

West Midlands, United Kingdom
Halian Technology Limited
Frequency. About You: A proven engineering leader with a background in Digital Software Development, ideally in fast-paced, customer-facing environments. Strong experience with modern technologies including .NET, Node.js, JavaScript frameworks (React, Vue.js), Kotlin, Swift, and API integrations. Skilled in building cloud-native solutions on Azure or AWS, with IaC, observability, and HA/DR patterns in mind. Strong knowledge More ❯
Employment Type: Permanent
Salary: £75,000
Posted:

Senior Full Stack Web Developer

City, Cardiff, United Kingdom
Gingerkid Executive Search
knowledge, and support each other s growth. What We re Looking For Proven experience leading development projects and mentoring other developers. Strong technical skills in Symfony, Vue.js, HTML, SCSS, JavaScript, and MySQL. Solid understanding of Git, APIs, and package managers (e.g. Composer, NPM). Comfortable working with and improving legacy codebases. A proactive problem-solver who performs well under pressure. More ❯
Employment Type: Permanent
Salary: GBP 60,000 Annual
Posted:

Senior Full Stack Web Developer

Cardiff, South Glamorgan, Wales, United Kingdom
Gingerkid Executive Search
knowledge, and support each other's growth. What We're Looking For Proven experience leading development projects and mentoring other developers. Strong technical skills in Symfony, Vue.js, HTML, SCSS, JavaScript, and MySQL. Solid understanding of Git, APIs, and package managers (e.g. Composer, NPM). Comfortable working with and improving legacy codebases. A proactive problem-solver who performs well under pressure. More ❯
Employment Type: Permanent
Salary: £60,000
Posted:

Software Developer

United Kingdom
PortSwigger Ltd
Effective coding, navigation and refactoring within an IDE (we use IDEA and Rider). Experience with technologies such as Kubernetes, Docker, and AWS. Experience with SQL, API design and JavaScript is crucial for our .NET developers and beneficial, but not required, for Java. Ability to learn new technologies quickly and adapt to different programming stacks. Strong collaboration and communication skills More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer

Trafford Park, Trafford, Greater Manchester, United Kingdom
Dorchester Search & Selection
experience as a Software Developer or Software Engineer . Strong experience with Azure cloud services , including app services, databases, and security protocols. Proficiency in programming languages such as Python, JavaScript, C#, or equivalent. Experience with SQL and NoSQL databases. Strong problem-solving skills with the ability to work independently and collaboratively. Experience with Agile development methodologies and version control systems More ❯
Employment Type: Permanent
Salary: £30000 - £40000/annum Flexible Basic + Bonus + Benefits
Posted: