1 to 25 of 1,058 ECMAScript Jobs

Senior Software Developer

Hiring Organisation
Nextech Group Limited
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
Salary
£60,000
Troubleshoot complex technical issues and optimise systems for performance and scalability Requirements Essential (Non-Negotiable) Strong experience with C#/.NET Strong experience with JavaScript/TypeScript Experience working within the Microsoft technology stack Proven experience in full-stack development Experience with modern front-end frameworks (e.g. React) Understanding ...

Senior Developer

Hiring Organisation
REED.CO.UK
Location
London, UK
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 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 ...

Senior Python Full Stack Developer

Hiring Organisation
Gillespie Recruitment Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£42,000 - £62,000 per annum
multithreading Excellent technical capability across: Python , Flask, MVT architecture SQLAlchemy and ORM principles PostgreSQL and database design Front-end development using HTML, CSS, JavaScript (jQuery, AJAX, DataTables) Jinja2 and Node Package Manager Docker and Docker Python API AWS (ECS, RDS, EFS, EC2, VPC, Firewalls, Boto3 API) Azure DevOps, CI/ ...

Lead Software Engineer (Full Stack)

Hiring Organisation
Fairmont Recruitment Technology
Location
United Kingdom
evolution of mission-critical, always-on systems Tech environment C#, .NET (Core/modern), SQL Azure (cloud-native services) React/modern JavaScript & TypeScript DevOps, CI/CD, Docker Agile delivery environment What we’re looking for Proven experience as a Senior or Lead Software Engineer Strong full-stack background ...

Java Full Stack Engineer

Hiring Organisation
Consulting Point
Location
England, United Kingdom
that makes a real impact. Key Requirements: Strong experience developing microservices with Java and the Spring Boot framework Proficiency in front-end development using JavaScript or TypeScript with React, HTML, and CSS Experience with Docker and Docker Compose Familiarity with CI/CD tools such as GitHub Actions, GitLab ...

Senior Software Engineer

Hiring Organisation
Gold Group
Location
Crawley, West Sussex, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum
.NET (C#) and modern frameworks. Strong skills in building APIs and microservices (REST, gRPC) and working with databases (PostgreSQL). Frontend experience with Angular, JavaScript, HTML5, CSS3. Hands-on experience with Docker, Kubernetes, and CI/CD pipelines (Azure DevOps or similar). Familiarity with open-source tools, cloud platforms ...

Senior Full Stack Developer / Head of Engineering

Hiring Organisation
Volpe & Castello Limited
Location
Edinburgh, Scotland, United Kingdom
solutions Build internal tools to support staff and customers Support the transition from spreadsheet-based workflows to integrated systems Required Technical Skills Core Languages JavaScript SQL HTML/CSS Frameworks & Technologies Spring Boot (or equivalent Java framework) REST API development Front-end frameworks (React, Angular, or Vue) Database systems (PostgreSQL ...

Application Developer

Hiring Organisation
Genesis10
Location
New York, United States
Employment Type
Permanent
Salary
USD 7,055 Hourly
databases Knowledge of SQL programming and ability to write and simplify complex queries, improve query performance, etc. Strong front-end skills in HTML5, CSS3, JavaScript, and modern frameworks (React, Angular, or Vue.js) Design and implement RESTful APIs Familiarity with version control systems (e.g., Git) Understanding of DevOps practices ...

Senior Software Engineer

Hiring Organisation
Low Carbon Contracts Company
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
from the roadmap. Solve ambiguous problems with scalable solutions. Skills Knowledge and Expertise Essential: Strong expertise in Python web development frameworks (e.g., Django) and JavaScript/TypeScript, with experience working in cloud environments such as AWS, Azure, or GCP. Skilled in applying software technical design principles to build scalable, secure ...

Senior Software Engineer

Hiring Organisation
Low Carbon Contracts Company
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
from the roadmap. Solve ambiguous problems with scalable solutions. Skills Knowledge and Expertise Essential: Strong expertise in Python web development frameworks (e.g., Django) and JavaScript/TypeScript, with experience working in cloud environments such as AWS, Azure, or GCP. Skilled in applying software technical design principles to build scalable, secure ...

Software Engineer

Hiring Organisation
CarFinance 247
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£40,000
Software Engineer at Carfinance247 is a passionate full-stack technologist; interested in web technologies with skills based in .NET but also encompassing JavaScript and modern SPA (Vue.Js/Typescript/CSS3). The main responsibilities will be to help design and develop new customer facing applications and components, or enhancements ...

Senior Full Stack Developer

Hiring Organisation
Ntegra
Location
United Kingdom, UK
line management responsibilities as the role matures, including conducting 1:1s, providing performance feedback and supporting career development. Essential Skills/Experience Strong JavaScript/TypeScript skills, including front-end development with React and back-end experience with Node.js or similar frameworks Working knowledge of Python with a willingness ...

Senior Software Developer in Test - Security & Infrastructure

Hiring Organisation
TEN10 SOLUTIONS LIMITED
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
clearance . Significant experience in Agile environments (e.g., SCRUM, Kanban). Solid technical development background with strong coding skills in Java, C#, TypeScript, JavaScript , or similar. Strong knowledge of integration testing and automation frameworks . Experience leading small teams of testers and contributing to the overall QA strategy . Knowledge ...

Software Engineer

Hiring Organisation
Low Carbon Contracts Company
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
solving supports overall team and business priorities. Skills Knowledge and Expertise Essential Hands-on experience in Python and web-development framework(e.g., Django) and JavaScript/TypeScript, ideally in cloud environments such as AWS, Azure or GCP. Strong understanding of core software engineering principles. Experience with CI/CD pipelines ...

Oracle Developer

Hiring Organisation
GIS Recruiter Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum + Benefits (Neg)
Server Experience designing and consuming RESTful APIs/REST API services Proficiency in at least two of the following programming languages: Python Java JavaScript .NET (C#) Experience working in Agile/Scrum environments Excellent problem-solving skills and attention to detail Desirable Skills Experience with cloud platforms (Oracle Cloud ...

Oracle Developer

Hiring Organisation
GIS Recruiter Ltd
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum + Benefits (Neg)
Server Experience designing and consuming RESTful APIs/REST API services Proficiency in at least two of the following programming languages: Python Java JavaScript .NET (C#) Experience working in Agile/Scrum environments Excellent problem-solving skills and attention to detail Desirable Skills Experience with cloud platforms (Oracle Cloud ...

Oracle Developer

Hiring Organisation
GIS Recruiter Ltd
Location
Birmingham, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum + Benefits (Neg)
Server Experience designing and consuming RESTful APIs/REST API services Proficiency in at least two of the following programming languages: Python Java JavaScript .NET (C#) Experience working in Agile/Scrum environments Excellent problem-solving skills and attention to detail Desirable Skills Experience with cloud platforms (Oracle Cloud ...

Senior Software Engineer

Hiring Organisation
Exalto Consulting
Location
Leeds, England, United Kingdom
good engineering practices What they’re looking for Commercial experience with C# and modern .NET (.NET Core/ASP.NET Core) Front end experience with JavaScript/TypeScript and a modern framework (React/Angular/Vue) Experience building and consuming REST APIs Cloud experience (Azure preferred) and familiarity with ...

Senior/ Lead Software Engineer

Hiring Organisation
SR2
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£50000 - £90000/annum
technical solutions and strategy Core Responsibilities (Both Levels) Design and deliver scalable, secure cloud-based systems Work across .NET, Java, Python, Node.js, and modern JavaScript frameworks Build microservices and serverless architectures Implement and improve CI/CD pipelines Work in Agile environments (Scrum, Kanban, TDD) Support continuous improvement of engineering ...

Dotnet Developer

Hiring Organisation
Information Tech Consultants
Location
City of London, London, United Kingdom
Preferred Skills (Good to Have) Experience with Azure/cloud services Knowledge of Docker/Kubernetes Familiarity with front-end technologies (Angular, React, or JavaScript) Understanding of CI/CD pipelines Experience with Agile/Scrum methodologies Education & Experience Bachelor’s degree in Computer Science, IT, or related field ...

Scala Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £79 per hour
Writing clean, testable, maintainable code Participating in code reviews, pairing, and team delivery Tech Stack & Environment Backend: Scala, Java (Python desirable) Frontend: HTML, CSS, JavaScript Frameworks: Play, Spark Data: Postgres, MongoDB, Hudi Cloud: AWS (S3, ECS, Aurora, Lambda) DevOps: Jenkins, Airflow, Terraform Monitoring: Kibana, Grafana Ways of working: Agile (Scrum ...

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 ...

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 ...

Java Developer

Hiring Organisation
1X2 Network
Location
Brighton, England, United Kingdom
version control systems, preferably Git Understanding of software development methodologies, including Agile/Scrum Desirable Experience Experience with front-end technologies like HTML, CSS, JavaScript, and frameworks such as Angular or React Familiarity with cloud platforms such as AWS Knowledge of microservices architecture and containerization tools like Docker or Kubernetes ...