301 to 325 of 1,069 Permanent ECMAScript Jobs

Software Engineer

Hiring Organisation
Scalian
Location
Hounslow, Greater London, UK
with a strong understanding of memory management, concurrency, and object-oriented design . Hands-on experience with AngularJS and front-end development ( HTML, CSS, JavaScript ). Familiarity with REST APIs , JSON , and web service integration . Experience working in software maintenance/support roles with bug fixing and system enhancements. ...

Senior Software Engineer

Hiring Organisation
Immersum
Location
United Kingdom, UK
Customer-Facing Technical Leader Location: Remote Travel: Customer visits 4–5 days/month; occasional team gatherings Salary: £110,000 - £130,000 Tech: Python, JavaScript, Azure, AWS, AI, LLM's, RAG Industry: AI Consultancy Immersum are supporting the growth of an AI consultancy who are on a mission to build ...

Lead Cloud Engineer

Hiring Organisation
Fruition Group
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Code, particularly Terraform. Experience with CI/CD tooling and automation platforms. Practical programming experience in at least one mainstream language (Python, Go, JavaScript). Solid understanding of networking fundamentals, security principles and distributed systems. Experience with containerisation and orchestration (Kubernetes, ECS). Nice to have experience with AI assisted ...

Lead Software Engineer

Hiring Organisation
ARM
Location
Fareham, Hampshire, United Kingdom
Employment Type
Permanent
principles and their impact on system design Technical Expertise Experience with a selection of the following technologies (across Windows and Linux environments): C++, Python, JavaScript XML, JSON, HTML, CSS Web frameworks and backend technologies (e.g. Angular, Django, Node.js, React, Apache) WebSockets and real-time data systems Docker and containerisation Networking ...

Production Support Team Lead JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
such as Ansible, Jenkins, or TFS. Experience supporting applications in cloud environments (AWS, Kubernetes/EKS preferred). Nice to Have Knowledge of HTML, JavaScript, or CSS. Exposure to CI/CD pipelines and DevOps practices. Database optimisation experience. Please apply now if you meet the above criteria, or contact ...

QA Engineer Automation

Hiring Organisation
Anson Mccade
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£60,000
experience defining and implementing modern Quality Engineering concepts, specifically automated testing. Programming Languages: Strong proficiency in at least one object-oriented programming language (e.g., JavaScript/TypeScript, Python, Java, C#, etc.). AI & Next-Gen Tech: * Hands-on experience with GenAI (e.g., Playwright with MCP). Required experience with ...

Lead Full Stack Engineer

Hiring Organisation
Be-IT Resourcing
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £100,000 per annum
implementation decisions across the product What We're Looking For 10+ years' full stack development experience, ideally on large-scale SaaS platforms 5+ years' JavaScript and TypeScript experience — essential for this role Strong system design and domain modelling experience, with a commercial mindset Experience with clean code, SOLID principles ...

PHP Developer

Hiring Organisation
SF Partners
Location
Greater Manchester, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum
Essential Commercial PHP development experience Strong understanding of modern web application development Experience integrating APIs and external services Front-end development skills (HTML, CSS, JavaScript) Strong SQL and database knowledge Excellent problem-solving skills Ability to work independently and take ownership of projects Genuine interest in AI and emerging technologies ...

Software Development Manager

Hiring Organisation
Jam Management Consultancy Limited
Location
Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £105,000 per annum
software development experience, typically gained over 4+ years. Previous experience leading, mentoring or managing software engineers. Strong technical background with technologies such as C#, JavaScript, TypeScript and modern software development frameworks. Experience working with relational databases including Microsoft SQL Server and PostgreSQL. Strong understanding of software architecture, design principles ...

Engineering Lead

Hiring Organisation
Method-Resourcing
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
cloud platforms (AWS, Azure or GCP), CI/CD, DevOps, observability, security and reliability Full-stack technical fluency with experience in modern web development (JavaScript, React, Angular, Node.js or similar) Hands-on engineering background with the ability to support technical challenges when required Experience working with or around AI-enabled ...

Senior Odoo developer

Hiring Organisation
Alexander Associates
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
Salary
£40000 - £55000/annum
Odoo business applications, including: Manufacturing Inventory Purchasing Sales Accounting User Access & Security Management Advanced Python development skills, particularly within the Odoo ORM framework. Strong JavaScript/TypeScript experience, including the OWL framework. Experience working with PostgreSQL databases and Linux-based environments. Strong knowledge of REST APIs and third-party system ...

Full Stack Engineer

Hiring Organisation
Dignity Funerals Limited
Location
Maidenhead, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
bring Strong experience delivering complex software systems at scale Proven ability to lead technical direction within a team or domain Expertise in JavaScript/TypeScript, Node.js, and React Solid understanding of architecture, APIs, and database design Experience with DevOps, CI/CD, testing, and modern engineering practices A passion ...

Quality Assurance Automation Engineer

Hiring Organisation
R13 Recruitment Ltd
Location
Norwich, England, United Kingdom
software testing methodologies, quality assurance principles and best practice. Experience working closely with software development teams. Knowledge of programming languages such as C#, JavaScript or Python. Excellent analytical and problem-solving skills. Strong attention to detail and a proactive approach to quality improvement. Ability to balance automation, manual testing ...

Full Stack Engineer - Engineers Wanted For Challenging Work

Hiring Organisation
Connecting Education
Location
City of London, London, United Kingdom
where impatient, ambitious people thrive Regular Mario Kart action! What we’re looking for... Hands-on experience with React and Node.js Strong TypeScript/JavaScript expertise, with a proven track record in a development role Exceptional problem-solving ability — proven in diagnosing and fixing complex technical issues Strong communication skills ...

Sr. Forward Deployed Engineer - Financial Services

Hiring Organisation
Jobleads-UK
Location
Washington, England, United Kingdom
roadmap. What we look for: 6+ years experience in data engineering, data platforms & analytics, or software engineering Comfortable writing code in either Python, Scala, JavaScript/TypeScript, and modern frameworks Working knowledge of two or more common Cloud ecosystems (AWS, Azure, GCP) with expertise in at least one Deep experience ...

Front End Developer (Angular)

Hiring Organisation
CGI
Location
Surrey, United Kingdom
Employment Type
Full Time
want to learn new things. Required qualifications to be successful in this role Essential: • Candidates should have a strong experience in modern Angular (14+), JavaScript, TypeScript, CSS and HTML5. • Excellent team working and communication skills are essential. The requirements, the technologies, and the problems we will be solving can change ...

Java Software Engineer

Hiring Organisation
Elsevier
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
proficiency in some of our requirements, with a willingness to learn new ones as needed. Demonstrate some proficiency in most of these technologies: Java, JavaScript/TypeScript tool (React, Angular, etc), SQL, with a willingness to learn the others. Display some experience with a version control system (i.e., Git) Enjoy ...

Engineering Manager: AI‐Driven Delivery & Leadership

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
team culture, accountability, and performance. Strong database and data modeling expertise, including design, optimization, and best practices. Strong proficiency in modern development stacks (e.g., JavaScript/TypeScript, C#, .NET, Angular and/or React). Working knowledge of AI trends and practical ways AI can improve development and delivery outcomes. ...

Dynamics 365 CE Developer (Power Platform & CRM)

Hiring Organisation
CGI
Location
United Kingdom
Employment Type
Full Time
Model-Driven Apps, Power Automate and Power Fx. •Experience developing PCF controls (desirable). •Proficiency in C# for custom plugins, workflows and APIs. •Strong JavaScript skills for model-driven apps and Power Pages. •Experience with Power Pages (Portals), including Liquid, HTML, CSS and JavaScript. •Familiarity with XRM ToolBox and solution ...

Application Architect (.NET & Digital Platforms)

Hiring Organisation
CGI
Location
United Kingdom
Employment Type
Full Time
service environments. Essential qualifications •Proven experience as an Application Architect, Solution Architect, or senior technical architecture professional •Strong expertise in ASP.NET, .NET, VB.NET, C#, JavaScript, and web services architecture •Experience designing and supporting both monolithic and microservices-based applications •Strong understanding of Agile delivery practices using Jira and Confluence •Experience ...

Senior Engineer, Investment Technology

Hiring Organisation
Invesco
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
documentation, quality standards, and continuous improvement efforts Provide informal guidance and knowledge sharing within the team What you will bring: Experience with React Javascript, Springboot, or Python and modern application development. Experience with microservices, APIs, CI/CD, and Agile development. Experience working with or integrating AI/ML services.LLM ...

Full Stack Engineer (Monitoring)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
trade off discussions Job Requirements 3+ years experience as a Full Stack Engineer building production applications Strong proficiency in front-end development, e.g. JavaScript/TypeScript or ReactSolid Python experience for backend development with frameworks like FastAPI, Flask, or Django Experience designing RESTful APIs and working with databases, e.g. using ...

Senior Testing and Environments Manager

Hiring Organisation
A&O Shearman
Location
Bangor, United Kingdom
operational management. ~ Knowledge of IT strategic planning, design, and operations processes. ~ Proven project and program management capabilities. ~ Familiarity with testing frameworks in the C#, JavaScript/TypeScript, PowerShell, and Python ecosystems. ~ Strong knowledge of current IT and data market trends and technology innovations. ~ Hands-on and current test automation practitioner ...

Senior Testing and Environments Manager

Hiring Organisation
A&O Shearman
Location
Craigavon, United Kingdom
operational management. ~ Knowledge of IT strategic planning, design, and operations processes. ~ Proven project and program management capabilities. ~ Familiarity with testing frameworks in the C#, JavaScript/TypeScript, PowerShell, and Python ecosystems. ~ Strong knowledge of current IT and data market trends and technology innovations. ~ Hands-on and current test automation practitioner ...

Senior Testing and Environments Manager

Hiring Organisation
17918
Location
Belfast, County Antrim, United Kingdom
operational management. Knowledge of IT strategic planning, design, and operations processes. Proven project and program management capabilities. Familiarity with testing frameworks in the C#, JavaScript/TypeScript, PowerShell, and Python ecosystems. Strong knowledge of current IT and data market trends and technology innovations. Hands-on and current test automation practitioner ...