51 to 75 of 469 JavaScript Jobs in London

Java Developer

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £70,000 per annum
Backend: Strong Hands-on Core Java (OOPs concepts), Spring Framework, Hibernate, and Microservices Architecture. Frontend: Extensive implementation experience using Angular (version 8 or above), JavaScript, Bootstrap, HTML5, CSS, JSON, and AJAX. Testing: Strong hands-on experience with Jasmine and Karma, along with TDD practices. Database: Deep knowledge of SQL, major ...

Principal Automation Test Consultant

Location
Greater London, England, United Kingdom
Proficiency in performance testing tools like JMeter, Gatling, K6, Neoload, or Webload Strong coding skills in at least one language such as Java, TypeScript JavaScript, Python, C#, Scala, or PHP Experience designing and building automation frameworks Familiarity with Agile development environments ( SCRUM, Kanban, TDD, BDD ) Implementing pipelines using common tooling ...

Senior Software Engineer (Python/Terraform/AWS)

Location
Greater London, England, United Kingdom
Services (AWS) Strong experience using GitHub Actions within a CI/CD pipeline Solid Python knowledge Experience with front-end technologies such as JavaScript and Node Experience working with Web Application Firewall (WAF) technologies and Cloudflare features Solid working experience with Git and SQL Knowledge of Terraform and experience working ...

Product Engineer - Full Stack

Location
London, United Kingdom
professional environment. You should have strong foundations in either backend or full stack development, ideally with hands-on experience in Python and a modern JavaScript framework such as React. You will be comfortable working with RESTful APIs, understanding application architecture, and writing clean, maintainable, and testable code. Experience working within ...

Product Engineer - Full Stack

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
professional environment. You should have strong foundations in either backend or full stack development, ideally with hands-on experience in Python and a modern JavaScript framework such as React. You will be comfortable working with RESTful APIs, understanding application architecture, and writing clean, maintainable, and testable code. Experience working within ...

Software Engineer - Mid-Level - Full Stack

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
professional environment. You should have strong foundations in either backend or full stack development, ideally with hands-on experience in Python and a modern JavaScript framework such as React. You will be comfortable working with RESTful APIs, understanding application architecture, and writing clean, maintainable, and testable code. Experience working within ...

Full-Stack Software Engineer III

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
applied experience Hands-on practical experience in system design, application development, testing, and operational stability Proficiency in modern programming languages, with strong experience in JavaScript/TypeScript (React, Node.js) required Experience developing, debugging, and maintaining code in a large-scale environment using modern programming and database querying languages Solid understanding ...

Polyglot Engineer (JS/Python/Go)

Location
Greater London, England, United Kingdom
whole department; Participating in regular show and tells, promoting your work to both your department and the wider company. Preferred Skills Proficiency in JavaScript/TypeScript, Python, and/or Go, with the ability to rapidly learn new languages; Experience with modern frameworks across the stack (FastAPI, Gin, Express, etc. ...

Software Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£90,000
tech and cyber skills in the region. About you You will have experience in many of the following: Programming in one or more of JavaScript, Java, .Net, Python Collaboratively designing and building Proof of Concept or Production systems Source controlling your code with Version Control Systems, for example Git, Mercurial ...

Senior Software Engineer / Senior AI Engineer

Location
Greater London, England, United Kingdom
SDLC, TDD, and code review. Data: Working with relational, columnar, and vector stores, grounded in sound data‐modelling principles. Languages: Python, Java, TypeScript/JavaScript, SQL, and relevant AI SDKs. Mentoring: Developing skills in mentoring engineers through pair programming and day‐to‐day collaboration. Communication: Clear written and verbal communication ...

Lead Software Engineer - (Core Java with C#/WPF skills), Equities Derivatives Front Office Flow Technology

Location
Greater London, England, United Kingdom
meet business the business requirements. Develop Java Services integrated in the end to end processing of the derivative products Build C#/WPF and JavaScript front-end desktop applications to interface with the Java services Build a stable, efficient, scalable cloud based solution which will be deployed globally. Design ...

Lead AI Software Engineer - TRP Labs London

Location
Greater London, England, United Kingdom
technical field, or equivalent practical experience. 8+ years of progressive software engineering experience developing applications in object‐oriented languages such as Java, Python, or JavaScript, including experience leading technical delivery across teams or major initiatives. Extensive hands‐on experience architecting and delivering cloud‐native solutions using AWS or equivalent, containerized ...

Full Stack Software Engineer

Location
Greater London, England, United Kingdom
judgment to say what a passing suite does and does not prove about meeting the requirements. Front-end development with TypeScript and JavaScript, building user interfaces in React and working with the Node.js tooling around them. Back-end service development in Java, implementing and consuming REST APIs. Preferred Qualifications Fluency ...

Technical Lead (AI & MACH)

Location
City Of London, England, United Kingdom
Langflow, Tensorflow Knowledge of Infrastructure as Code, CI/CD Use of Middleware and RESTful or GraphQL APIs Microservices and MACH Architectures. HTML, CSS, Javascript frameworks such as React, or Mobile technologies such as SwiftUI, Kotlin, Flutter or React‐native CMS, DXPs and common MarTech SaaS products integration Atlassian, Azure ...

Staff Software Engineer - Commercial Planning

Location
Greater London, England, United Kingdom
experience implementing DevSecOps practices at scale across enterprise-grade applications and platforms. Technical proficiency across a variety of technologies including Java, PL/SQL, JavaScript, Git and CI/CD tooling. Experience designing and implementing scalable cloud-based applications with a strong focus on performance, security and operational excellence. Strong ...

Senior AI Engineer

Location
City Of London, England, United Kingdom
SDLC, TDD, and code review. Data: Working with relational, columnar, and vector stores, grounded in sound data-modelling principles. Languages: Python, Java, TypeScript/JavaScript, SQL, and relevant AI SDKs. Mentoring: Developing skills in mentoring engineers through pair programming and day-to-day collaboration. Communication: Clear written and verbal communication ...

Senior AI Engineer

Location
City Of London, England, United Kingdom
SDLC, TDD, and code review. Data: Working with relational, columnar, and vector stores, grounded in sound data-modelling principles. Languages: Python, Java, TypeScript/JavaScript, SQL, and relevant AI SDKs. Mentoring: Developing skills in mentoring engineers through pair programming and day-to-day collaboration. Communication: Clear written and verbal communication ...

Net developer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum Negotiable
/TeamCity. Concepts: Multithreading, async programming, SQL/NoSQL, automated testing. Nice-to-Haves Fixed Income or electronic trading domain knowledge. Exposure to JavaScript frameworks (React/Angular) or broader AWS services. Apply Now: Submit your CV for immediate consideration. Randstad Technologies Ltd is a leading specialist recruitment business ...

.Net developer

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
/TeamCity. Concepts: Multithreading, async programming, SQL/NoSQL, automated testing. Nice-to-Haves Fixed Income or electronic trading domain knowledge. Exposure to JavaScript frameworks (React/Angular) or broader AWS services. Apply Now: Submit your CV for immediate consideration. Randstad Technologies Ltd is a leading specialist recruitment business ...

Outsystems Developer

Location
Greater London, England, United Kingdom
request and work in an environment with some levels of governance Must have: Web applications expertise using modern web technologies (e.g. CSS, HTML, HTML5, JavaScript, jQuery). Knowledge in UX design principles and ability to apply them when building applications/solutions. Knowledge in database modelling and SQL programming (e.g. ...

Frontend Developer

Hiring Organisation
Ncounter
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
reviews, CI/CD and frontend engineering standards Your background: • 5+ years of commercial frontend development experience with strong React and TypeScript expertise • Strong JavaScript, HTML and CSS fundamentals, ideally including Tailwind CSS or similar • Experience integrating REST APIs and building secure, production-grade applications • Jest and React Testing Library ...

Sr. Java Full Stack Developer - London, UK

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
development with server administration and DevOps, this is the role for you. The Tech Stack: Backend: Core Java (8+), Spring Boot, Microservices. Frontend: ReactJS, JavaScript, HTML/CSS (Angular knowledge is a plus). Data & Messaging: SQL (MS SQL Server), Kafka, IBM MQ. Infra & Ops: WebSphere (WAS) admin, Ansible, Linux ...

QE Governance Lead

Location
Greater London, England, United Kingdom
leadership capabilities Experience across diverse technology landscapes including OutSystems, D365, Power Platform, GCP Data & AI, and Azure API Platforms Technical awareness of TypeScript, JavaScript, C#, Python, Pytest, SQL, Playwright, API testing, CI/CD, DevOps, and AI-assisted testing Experience operating within regulated, risk-sensitive environments Core Competencies Demonstrates expertise ...

Mobile Application Developer London

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £90000/annum
Skills & Experience We're interested in speaking with candidates who have experience in some of the following areas: React, TypeScript and modern JavaScript development Mobile application development using iOS and/or Android technologies API development and systems integration Software design principles and application architecture CI/CD pipelines, DevOps ...

Digital Application Developer London

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £90000/annum
Skills & Experience We're interested in speaking with candidates who have experience in some of the following areas: React, TypeScript and modern JavaScript development Mobile application development using iOS and/or Android technologies API development and systems integration Software design principles and application architecture CI/CD pipelines, DevOps ...