1 to 25 of 166 Permanent JavaScript Jobs in the South East

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 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 ...

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 ...

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 ...

.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. ...

Lead SharePoint Developer

Hiring Organisation
REAL Technical Solutions
Location
Worthing, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
lifecycle, including Agile, Scrum, and DevSecOps. Experience leading technical teams and delivering enterprise-level digital collaboration solutions. Programming skills across .NET (C#, ASP.NET Core), JavaScript/TypeScript, and frameworks such as React. Experience working with Azure DevOps and cloud-based architectures. Excellent communication skills with the ability to influence stakeholders ...

Senior Full-Stack Developer

Hiring Organisation
Hireful
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
fortnight in the office in Milton Keynes Salary: £60k base + Bonus and great benefits. You'll bring deep knowledge of HTML, CSS and JavaScript, a proven track record of building User interfaces, solid SQL experience and confidence with server-side development in C# or similar. You care about clean ...

Senior Software Engineer - eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £100,000 per annum
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 ...

Full Stack Developer

Hiring Organisation
Proactive Appointments
Location
Folkestone, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP 28,000 - 30,000 Annual
dataset preparation. Experience supporting or developing Power BI dashboards and data visualisations. Familiarity with APIs, automation tools and AI/ML-driven platforms. Strong JavaScript and jQuery skills, including asynchronous handling and AJAX. Knowledge of version control tools such as Azure DevOps. Understanding of UX principles across online and mobile ...

Java Full Stack Developer

Hiring Organisation
Mastek
Location
Reading, England, United Kingdom
collaboration and engineering the best possible Java code. Must Have Skills: Experience with Java 8, Java 11, Spring Framework, Spring Boot Solid understanding of JavaScript: Angular and NodeJS preferred Practical Micro services development experience • Practical Relational Database development experience (e.g. PostgreSQL) REST APIs • Strong understanding CI and DevOps technologies (Hands ...

Lead GenAI Full Stack Engineer / Managing Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£77,000 - £88,000 per annum
using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency ...

Chief Technology Officer (CTO)

Hiring Organisation
Jobleads-UK
Location
Havant, England, United Kingdom
Strong understanding of modern development practices (CI/CD, automated testing, DevOps, cloud‐native architectures). Broad knowledge of the following technology stacks (e.g., JavaScript/TypeScript, Python, .NET, Java, Low‐Code) and experience overseeing full‐stack development. Experience with cloud platforms (AWS, Azure etc.). Strong understanding of data ...

Software Developer

Hiring Organisation
Quantock Talent Limited
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 per annum
Experience: • Mid-Level: 3-6 years of experience in software development with the Microsoft stack • Stack: C#, .Net Core, ASP.net • Microsoft SQL, Entity Framework • JavaScript, CSS, JSON, XML, etc • API Design & Best Practice (REST, SOAP) • Excellent understanding of Object-Oriented software design • Agile/SCRUM • Azure DevOps Server • Follow best ...

Full stack Software Engineer

Hiring Organisation
Fynity
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £55,000 per annum
build and communicate effectively. You should be comfortable writing solid code, explaining decisions clearly, asking the right questions, and collaborating with others. Technical stack JavaScript/TypeScript React.js Node.js with Express.js Next.js Tailwind CSS PostgreSQL Key responsibilities Collaborate with product and internal stakeholders to design, build, and deliver new features ...

Software Engineer (C#, C++, Python, TDD, Applied Engineering)

Hiring Organisation
Hays
Location
Oxford, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
commercial Software Engineering role/team using either C#, C++ or Python. Ideally you'll have full stack experience with Blazor or JavaScript/TypeScript. Above all we are looking for robust OOP programming skills, software design patterns/best practices and practical experience applying TDD. clear communication/interpersonal ...

Software Engineer (C# .Net & Applied Engineering)

Hiring Organisation
Hays
Location
Oxfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
proficiency working in a commercial Software Engineering role/team using either C# .Net. Ideally you'll have full stack experience with Blazor or JavaScript/TypeScript. Above all we are looking for robust OOP programming skills, software design patterns/best practices and practical experience applying TDD. clear communication ...

Web Developer Trainee

Hiring Organisation
ITOL Recruit
Location
Slough, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£29,000 - £35,000 per annum
move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...

Web Developer Trainee

Hiring Organisation
ITOL Recruit
Location
Uxbridge, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£29,000 - £35,000 per annum
move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...

Web Developer Trainee

Hiring Organisation
ITOL Recruit
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£29,000 - £35,000 per annum
move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...

Senior Software Engineer (PHP)

Hiring Organisation
Iris Recruitment
Location
Slough, Berkshire, South East, United Kingdom
Employment Type
Permanent
observability) Contributing to architectural decisions Managing technical debt and platform health Supporting incident resolution and continuous improvement Our Tech Stack Core: PHP (Laravel) ReactJS JavaScript Relational databases Kubernetes Docker Linux Desirable: React Native MariaDB Jenkins GitLab About You 5+ years experience in software engineering Strong experience building and shipping scalable ...

Lead SharePoint Developer

Hiring Organisation
TEC PARTNERS LIMITED
Location
Worthing, West Sussex, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £74,000 per annum, Negotiable, Inc benefits
lifecycle, including Agile, Scrum, and DevSecOps Experience leading technical teams and delivering enterprise-level digital collaboration solutions Programming skills across .NET (C#, ASP.NET Core), JavaScript/TypeScript, and frameworks such as React Experience working with Azure DevOps and cloud-based architectures Excellent communication skills with the ability to influence stakeholders ...

QA Automation Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
automation using Java or Kotlin. * Hands-on use of AI tools to enhance productivity. * A deep understanding of OOP principles. * Proficiency in HTML, CSS, JavaScript, and modern web architecture. * Strong API testing capability using tools such as RestAssured, Feign, Swagger, or Postman. * Experience writing UI tests with Selenium, Selenide ...

Full Stack Developer

Hiring Organisation
Constant Recruitment
Location
Ashford, Kent, South East, United Kingdom
Employment Type
Permanent
Salary
£45,000
Around 23 years of experience within a development team Good understanding of web security fundamentals Experience with source control, ideally Git Strong skills across JavaScript/TypeScript, Node.js, Angular, HTML, CSS, and MySQL Good communication skills and the ability to work closely with support teams and management A willingness ...

Lead Software Engineer

Hiring Organisation
Saab UK
Location
Fareham, Hampshire, South East, United Kingdom
Employment Type
Permanent
design In addition, you will be Able to demonstrate software skills in some of the following technologies on both Windows and Linux: C++ Javascript Python XML JSON HTML CSS Web backend servers (Angular, Django, NodeJS, React, Apache or similar) Web Sockets Docker TCP-IP/UDP SQL or other databases ...

Web Developer Trainee

Hiring Organisation
ITOL Recruit
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£28,000 - £35,000 per annum
move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...