126 to 150 of 1,146 ECMAScript Jobs

Systems Architect

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £130,000 per annum
senior stakeholders. Key Skills: Enterprise & Solution Architecture AWS/Cloud-Native Platforms Microservices & APIs DevOps, CI/CD & Infrastructure as Code Java, C#, TypeScript, JavaScript, or C++ Financial Services, Capital Markets, Trading Platforms, or Front Office systems experience Desirable: Kubernetes, Docker, and modern distributed architectures You'll play ...

Senior Software Engineer - eDV Cleared

Hiring Organisation
NSD
Location
London, United Kingdom
Employment Type
Permanent
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 ...

Software Developer (C#/Asp.net)

Hiring Organisation
Tech Connect Group
Location
Southampton, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum
/C# (including .NET Framework and newer .NET versions) Experience building web applications and APIs (ASP.NET MVC/Web API) Good working knowledge of JavaScript, HTML and CSS Working knowledge of relational databases (e.g. SQL Server/T-SQL) Familiarity with reporting tools and data-driven development Exposure to development ...

Senior Frontend Developer

Hiring Organisation
Lorien
Location
Manchester, England, United Kingdom
platform beyond the frontend, including API integrations and production environments What We're Looking For ✔ Strong commercial experience with ReactJS ✔ Expert knowledge of modern JavaScript (ES2015+) ✔ Experience building and scaling complex web applications ✔ Strong understanding of HTML, CSS, and frontend best practices ✔ Experience with Git, REST APIs, and Agile development ...

Test Automation Architect

Hiring Organisation
NXA Talent
Location
East Midlands, England, United Kingdom
experience with API and integration test automation. Experience with Blue Yonder WMS or comparable enterprise WMS platforms. Strong programming skills (Java, TypeScript , Python, or JavaScript). Experience with CI/CD tools such as Jenkins, Azure DevOps, or GitHub Actions. Good understanding of Agile/SAFe and DevOps practices. Cloud ...

Software Engineering Specialist

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£605/day
based environments Strong focus on automation and continuous improvement Good collaboration and problem-solving skills Technical Experience (some of): Programming/scripting (Python, Java, JavaScript, etc.) CI/CD tools (GitLab, Jenkins) IaC (Terraform, Ansible) Containers (Docker, Kubernetes) Cloud (AWS, Azure, GCP) Observability (Prometheus, Grafana, ELK) Git/source control ...

Software Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
Salary
£60,000
Good knowledge of relational databases (e.g. MySQL) Comfortable working in collaborative, agile environments Passion for writing clean, maintainable, and scalable code Desirable Frontend exposure (JavaScript, TypeScript, React) Experience with Docker or containerised environments Understanding of microservices or serverless architecture Experience with automated testing/TDD Laravel PHP Developer | Bristol | Hybrid ...

Senior Full Stack Engineer

Hiring Organisation
Daniel James Resourcing Ltd
Location
United Kingdom
Employment Type
Permanent
Salary
£45,000
code reviews and delivery planning Collaborating closely with Product, QA, Data, Platform and Operations teams What we're looking for Commercial React experience Strong JavaScript or TypeScript skills Experience building and maintaining production software Understanding of software design, testing and maintainability Experience working with APIs and backend services Confidence using ...

Lead Software Engineer

Hiring Organisation
Principal IT
Location
Huntingdon, England, United Kingdom
talented development team. This is a fantastic opportunity for someone who enjoys balancing hands-on development with people leadership. 💻 Tech Stack • C# • .NET • React • JavaScript • SQL • Microsoft Azure • Terraform 🔹 What you'll be doing ✔ Leading and mentoring a team of developers ✔ Delivering scalable cloud-based applications ✔ Building back-end APIs ...

Developer - Exposure Analytics

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
Skills & Experience 3–5 years' software development experience Strong Python development skills with FastAPI, Flask or Django Experience building full-stack applications using React, JavaScript/TypeScript and Node.js Knowledge of GitHub, CI/CD, automated testing and Agile delivery methodologies Databricks experience highly desirable, including Lakehouse architecture and Delta ...

Data Engineer

Hiring Organisation
Norton Blake
Location
Herefordshire, UK
Clearance Strong proficiency in Python and API development Experience or strong interest in data engineering, data pipelines, and automation Solid understanding of TypeScript/JavaScript and back-end integration principles Familiarity with databases (SQL/NoSQL) and data transformation techniques Comfortable collaborating in cross-functional technical teams Desirable: Background ...

Founding Software Engineer

Hiring Organisation
Adria Solutions
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Evolving into a senior leadership role with ownership of the technology function. What We're Looking For Strong commercial experience with React Native. Solid JavaScript/TypeScript expertise. Experience with modern frontend and mobile development practices. Knowledge of related technologies such as: React Node.js Cloud platforms (AWS, Azure ...

Software Developer

Hiring Organisation
Ballantyne Technology Limited
Location
Bristol, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
Experience with Microsoft SQL Server Experience or exposure to Azure Understanding of unit testing/integration testing Desirable: Azure DevOps CI/CD pipelines JavaScript, HTML, CSS Experience working in Agile or Scrum teams Salary & Benefits £45,000 – £55,000 base salary Annual bonus of approximately 10% Remote/hybrid ...

Power Platform Developer

Hiring Organisation
Henderson Drake
Location
Ipswich, Suffolk, United Kingdom
Employment Type
Permanent
Salary
GBP 40,000 - 44,000 Annual
solutions. Desirable Experience Any exposure to the following would be beneficial but is not essential: Azure services APIs and system integrations HTML, CSS, and JavaScript Azure DevOps C#/.NET Salesforce integrations Agile development environments Why Apply? Work alongside an experienced Senior Power Apps Developer Gain exposure to a wide ...

Senior Ruby-on-Rails Developer

Hiring Organisation
Reed
Location
Peterborough, Cambridgeshire, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £85,000 per annum
Full Stack Developer (or similar) Proficiency in Ruby and TypeScript Solid with Ubuntu , MySQL , and AWS Comfortable with front-end tech (HTML, CSS, JavaScript) A sharp eye for detail and a problem-solving mindset Strong communicator and self-starter in a remote setup Bonus Points For: Bringing AI into ...

Full Stack Engineer

Hiring Organisation
Wave Talent
Location
Maidenhead, England, United Kingdom
NoSQL databases Infrastructure: Modern CI/CD pipelines, automated testing and observability tooling What you’ll bring Strong full-stack experience with JavaScript/TypeScript, React and Node.js Proven ability to take ownership of engineering projects end-to-end Experience working across multiple services or codebases in a product team ...

Dynamics 365 Solution Architect & Developer

Hiring Organisation
Matchtech
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£60 - £86/hour
Sales Dataverse Power Platform Power Apps (Model-Driven Apps) Power Automate Customer Insights Sales Accelerator Strong hands-on development capability including: C# .NET JavaScript Plugins Custom Workflow Activities REST APIs Experience designing enterprise integrations using: Azure Functions Logic Apps Service Bus Azure Data Factory Azure Key Vault Strong stakeholder management ...

Senior Ruby Engineer - £110K

Hiring Organisation
Run-Time Group Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
strong ability to align technical direction with business strategy in fast-moving, product-centric environments. Key requirements: Ruby & Ruby on Rails Full-Stack Engineering: JavaScript, TypeScript, React, Hotwire, Stimulus Node.js & React exposure beneficial API Design: REST, GraphQL, external integrations Data Stores: PostgreSQL, MySQL, Redis, Elasticsearch Async Processing: Sidekiq, Resque Cloud ...

Frontend Developer

Hiring Organisation
Searchability®
Location
Leeds, England, United Kingdom
stakeholders, you'll help deliver secure, scalable and accessible solutions using modern technologi es. 🔧 Essential Sk ills• Commercial experience with R eact• Strong JavaScript, TypeScript, HTML & CSS sk ills• Experience working with REST APIs• PostgreSQL or other open-source datab ases• Git and collaborative development workf lows• Strong understanding ...

Senior Software Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
Supported by a talented Development team with 6 developers and other technical staff. Requirements Minimum 5 years of experience in commercial C# .NET Development JavaScript/TypeScript, HTML + CSS Angular Azure DevOps (CI/CD) Desirables C# .NET Core Azure Serverless experience (App Services, Functions, Storage, Service Bus, etc. ...

Technical Lead (Copilot)

Hiring Organisation
Cloud Decisions
Location
England, United Kingdom
Experience with Azure DevOps, Git, CI/CD and ALM. Strong understanding of low-code development alongside pro-code technologies such as Power Fx, JavaScript, C# or Azure Functions. Experience working within Agile product teams. Excellent stakeholder engagement and communication skills. A passion for AI, automation and continuous improvement. Desirable ...

Senior Dynamics Developer

Hiring Organisation
Reed
Location
Newport, Gwent, Wales, United Kingdom
Employment Type
Full-Time
Salary
£47,766 - £58,575 per annum, Inc benefits
Platform (Power Apps, Power Automate) Solid understanding of architecture patterns such as microservices and SOA Proficiency in at least one of the following: C#, JavaScript/TypeScript, or Python Experience writing and maintaining unit tests Strong integration experience across Azure services Working Arrangements Hybrid working model with some on-site ...

Java Software Engineer

Hiring Organisation
Halian | Managed Services, Recruitment Agency & Contract Staffing
Location
Bracknell, England, United Kingdom
standards Key Skills & Experience Strong commercial experience in Java Proven experience developing microservices architectures Solid experience with SQL/relational databases Frontend experience with JavaScript Experience with CI/CD pipelines and DevOps practices Strong understanding of software engineering principles and best practices Experience working in Agile environments Desirable Experience ...

Apigee Developer

Hiring Organisation
ARM
Location
Slough, Berkshire, United Kingdom
Employment Type
Contract
Hybrid) Strong understanding of API design principles (RESTful services, OpenAPI/Swagger) Experience implementing API security (OAuth2, JWT, SAML, TLS) Hands-on experience with JavaScript (for Apigee policies) and API policy configuration Familiarity with microservices architecture and cloud platforms (GCP preferred) Experience with API management concepts: traffic management, caching, throttling ...

Frontend Vue.js Developer

Hiring Organisation
Urban Environments Ltd
Location
Brighton, England, United Kingdom
ApexCharts, or D3.js). Performance Optimisation: Experience handling large, complex datasets in the frontend without compromising performance. Core Frontend Stack: Strong command of TypeScript, JavaScript (ES6+), HTML5, CSS3, and modern async workflows (REST APIs). Tooling & Version Control: Solid experience with Git and Node.js-based environments. Collaboration & Communication: Ability ...