1 to 25 of 2,553 JavaScript Jobs in the UK

Full Stack Software Engineer

Hiring Organisation
L3Harris Technologies
Location
Tewkesbury, Gloucestershire, UK
/CD pipelines; Experience with Artifactory (JFrog); Experience in C++, preferably embedded C++, or willing to learn; Experience of other languages such as C, JavaScript, Python, Rust, etc; Experience with Linux development environments; Experience architecting software systems that interface with hardware; Experience with DevOps tools and practices (e.g. containerisation/ ...

Full Stack Engineer

Hiring Organisation
The Opportunity Hub UK
Location
London, UK
environments where agility and ownership are essential Proven technical leadership experience, whether mentoring developers, leading projects, or driving architectural decisions Expert proficiency in JavaScript/TypeScript with modern frameworks such as React, Next.js, or Vue for building responsive front-end experiences Strong back-end capabilities with Node.js and Express, plus ...

Software Engineer (SC or DV)

Hiring Organisation
Areti Group | B Corp™
Location
London, UK
methodologies Your Profile Experience: From 1 year in software development to Principal-level leadership Proficiency in one or more languages: C++, C#, Python, Java, JavaScript, TypeScript Familiarity with frameworks like .NET, Node.js, React, Angular, Spring Boot, Django Knowledge of cloud platforms (AWS, Azure, GCP) and DevOps tools (Docker, Kubernetes ...

Java Full Stack Engineer (SC Cleared/Eligible)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
teams to deliver scalable, secure, and user-focused solutions. Key Responsibilities Develop microservices using Java (Spring Boot). Build responsive front-end applications using JavaScript/TypeScript, React, HTML, and CSS. Use Git-based version control and CI/CD pipelines (GitHub, GitLab, Jenkins). Containerize applications using Docker ...

Software Engineering Team Lead

Hiring Organisation
TalentHawk
Location
Swindon, UK
Employment Type
Full-time
deliver seamless, integrated solutions. The Tech Stack We are looking for versatility and a strong grasp of modern engineering principles. Core: C#/.NET, JavaScript/TypeScript, Python, or Java. Front-End: Modern frameworks such as Blazor, React, Angular, or Vue. Cloud & DevOps: Azure/AWS/GCP, Docker, Kubernetes ...

Software Engineering Team Lead

Hiring Organisation
TalentHawk
Location
Salisbury, Wiltshire, UK
Employment Type
Full-time
deliver seamless, integrated solutions. The Tech Stack We are looking for versatility and a strong grasp of modern engineering principles. Core: C#/.NET, JavaScript/TypeScript, Python, or Java. Front-End: Modern frameworks such as Blazor, React, Angular, or Vue. Cloud & DevOps: Azure/AWS/GCP, Docker, Kubernetes ...

Application Solution Architect

Hiring Organisation
McGregor Boyall
Location
Cheshire West & Chester, Cheshire, UK
technologies and their practical application within financial services. Strong understanding of application architecture in modern development languages, including Java, .NET (C#), Python, and JavaScript/TypeScript frameworks (e.g., Angular, React). Experience working on initiatives delivering regulatory-driven changes (e.g., PSD2, ISO 20022, AML/KYC, GDPR). Ability ...

Application Solution Architect

Hiring Organisation
McGregor Boyall Associates Limited
Location
Chester, Cheshire, North West, United Kingdom
Employment Type
Contract
technologies and their practical application within financial services. Strong understanding of application architecture in modern development languages, including Java, .NET (C#), Python, and JavaScript/TypeScript frameworks (e.g., Angular, React). Experience working on initiatives delivering regulatory-driven changes (e.g., PSD2, ISO 20022, AML/KYC, GDPR). Ability ...

Senior Java Developer - AI Project

Hiring Organisation
Connexa
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
used across government departments What we're looking for: * Minimum 7 years' experience in Java Development * Strong experience with both front-end (React/JavaScript/TypeScript) and back-end (Java, Spring Boot) technologies * Proven experience designing, building and testing end-to-end web applications * Strong understanding of relational databases ...

Node Developer

Hiring Organisation
hackajob
Location
Slough, Berkshire, UK
Employment Type
Full-time
Agile development cycles, contributing to sprint planning, code reviews, and continuous delivery. Key Skills/Experience Proven experience in Node.js development Strong knowledge of JavaScript (ES6+), asynchronous programming, and event-driven architecture. Experience with building and maintaining RESTful APIs. Solid understanding of SQL and NoSQL databases (e.g., MongoDB, PostgreSQL, MySQL ...

Software Developer

Hiring Organisation
Primenode Ltd
Location
SP1, Salisbury, Wiltshire, United Kingdom
Employment Type
Permanent
Salary
£35000 - £55000/annum
equivalent) in Computer Science, Software Engineering, or related field. Minimum 2–3 years professional software development experience. Strong programming skills in Java, Python, C#, JavaScript, or PHP. Experience with frameworks such as React, Angular, Node.js, Django, or .NET. Understanding of databases such as MySQL, PostgreSQL, or MongoDB. Familiarity with RESTful ...

Software Engineer - AI Innovation

Hiring Organisation
Connexa
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
across government departments What we're looking for: Minimum 4 years' experience in full stack development Strong experience with both front-end (React/JavaScript/TypeScript) and back-end (Java, Spring Boot) technologies Proven experience designing, building and testing end-to-end web applications Strong understanding of relational databases ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Nottingham, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Midlands, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Edinburgh, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Bradford, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Manchester, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
London, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Aberdeen, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Swindon, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Belfast, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Cardiff, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Cambridge, Cambridgeshire, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Reading, Berkshire, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...

Senior Frontend Engineer

Hiring Organisation
Civica
Location
Maidstone, Kent, UK
Employment Type
Full-time
with front-end trends and suggesting improvements Supporting and mentoring junior engineers What you'll need Essential Strong experience with React (hooks), Zustand, TypeScript, JavaScript Solid knowledge of HTML and CSS Familiarity with testing tools such as Vitest, Playwright, or equivalent Strong analytical and debugging ability Effective communicator, able ...