76 to 100 of 995 JavaScript Jobs

Software Engineer

Hiring Organisation
Raytheon UK Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Contribute to continuous improvement within your team Collaborate with your peers on technical direction within your team Required experience Core Software Engineering such as: JavaScript frameworks (React, NextJS), TypeScript, Python or Java REST API development/OpenAPI/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure ...

Software Engineer III

Hiring Organisation
RX Global
Location
Greater London, United Kingdom
Employment Type
Full Time
deliver measurable customer and business outcomes. - Mentor engineers through code reviews, pairing, technical guidance and knowledge sharing. Requirements - Strong proficiency in C#/.NET, JavaScript or TypeScript, React and SQL/PostgreSQL. - Experience delivering large, complex, global or multi-tenant production systems. - Strong ability to translate ambiguous requirements into scalable ...

Automation QA Lead

Hiring Organisation
Aristocrat Technologies
Location
London, UK
Employment Type
Full-time
with database or microservices testing. Experience with new technologies, such as AI/ML within projects. Proficiency in programming/scripting languages: Java, Python, JavaScript, C#, or similar. Demonstrated experience in a technical leadership capacity, with the capability to guide and enhance the skills of team members. Completion ...

Senior Java Software Engineer

Hiring Organisation
Avaloq
Location
City of Edinburgh, United Kingdom
Employment Type
Full Time
practices . Qualifications Proven experience as a Senior Software Engineer , with hands-on expertise in several of the following: Java/Spring Boot, Python, JavaScript/TypeScript, Gradle, Jenkins/Groovy, REST APIs and event-driven architectures or messaging technologies. Strong experience developing CI/CD, automation and developer tooling ...

Principal Automation Test Consultant

Hiring Organisation
Centre4 Testing
Location
London, UK
Employment Type
Full-time
KatalonProficiency in performance testing tools like JMeter, Gatling, K6, Neoload, or WebloadStrong coding skills in at least one language such as Java, TypeScript JavaScript, Python, C#, Scala, or PHPExperience designing and building automation frameworksFamiliarity with Agile development environments (SCRUM, Kanban, TDD, BDD)Implementing pipelines using common tooling such as Jenkins ...

Enterprise Payments IS Programmer/Analyst SR (GCP) - Hybrid

Hiring Organisation
Genesis10
Location
Columbus, Ohio, United States
Employment Type
Permanent
Salary
USD Hourly
experience in application development or systems analysis roles 2+ years of hands on experience developing solutions on Google Cloud Platform Strong proficiency in JavaScript/TypeScript, Node.js, or Python React required Experience building RESTful APIs and event driven integrations Experience with relational databases (PostgreSQL, MySQL) and NoSQL data stores Hands ...

Senior Software Engineer I

Hiring Organisation
Elsevier
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
continually improve our delivery process Partnering with cross-functional Agile and DevOps implementation teams Requirements Demonstrate some proficiency in some of these technologies; JavaScript/TypeScript, Frontend frameworks, Java/SpringBoot, SQL with a willingness to learn the others. Display some experience with build tools, Git and continuous integration Enjoy ...

Senior DevOps Engineer (8 Month FTC)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
microservices (e.g. Docker, rkt) IaaS and PaaS (e.g. AWS, Openstack, Deis, Kubernetes, Mesos, Rancher) Experience of programming and scripting (e.g. Bash, Java, Go, Javascript, Powershell) Experience of configuration management tools such as Ansible, Chef, Puppet Experience of implementing Infrastructure as Code Experience configuring and working with monitoring tools (e.g. Newrelic ...

Generative AI Developer (m/f/d)

Hiring Organisation
Gesellschaft für wissenschaftliche Datenverarbeitung mbH Göttingen
Location
Göttingen, Niedersachsen, Germany
Employment Type
Permanent
Salary
EUR Annual
e.g. Gitlab, CI/CD pipelines, automated testing, pytest) Good knowledge of databases (SQLModel, SQL, PostgreSQL, SQLite) Experience with web development (HTTP, FastAPI, HTML, JavaScript) Basics in generative AI (e.g. LLMs, diffusion models, and use with Pytorch or Tensorflow) Excellent analytical skills Excellent problem-solving skills Very good German skills ...

Automation Tester (Front End) - (Security Cleared)

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
tools, like Cypress or Playwright. Hands-on experience of building test automation frameworks from scratch. Proficiency in scripting and programming languages such as JavaScript and TypeScript (3+years). Experience testing web applications across multiple browsers and operating systems including mobile. Experience of API testing, ideally using RestAssured or SoapUI.Expertise ...

Technical Architect

Hiring Organisation
AGILICO WORKPLACE TECHNOLOGY LIMITED
Location
Northampton, Northamptonshire, East Midlands, United Kingdom
Employment Type
Permanent
code reviews via pull requests Must-have Skills At least 10 years development experience. Strong written and verbal communication skills. Strong experience with C#, JavaScript and other modern development technologies. Experience building AI powered solutions. Good experience with asynchronous processing, message brokers and microservices (event-driven architecture). Experience with ...

Principal Software Engineer, GPS

Hiring Organisation
Scale AI
Location
London, England, United Kingdom
related quantitative field (or equivalent practical experience)10+ years of post-graduation engineering experience, with demonstrated proficiency in languages such as Python, TypeScript/JavaScript, Java, or C++5+ years of experience applying AI/ML in production environments, such as building generative/agentic AI applications, RAG systems or evaluation ...

Technical Lead

Hiring Organisation
Vanguard
Location
Manchester, UK
Employment Type
Full-time
improve the public-site capability through new tooling, automation, build/caching improvements, and rendering/performance enhancements. What it takesKey Skills Experience with JavaScript/TypeScript, Angular, HTML, CSS, and modern Node.js; working knowledge of Java. Familiarity with microservice architecture, API design, and integration patterns. Knowledge of AWS services ...

Principal Engineer - Full Stack Java

Hiring Organisation
Broadridge
Location
London, UK
Employment Type
Full-time
back-end systems. Strong SQL skills are essential, with extensive experience designing and working with large relational databases, including MS SQL Server and Sybase. JavaScript experience is desirable, with the ability to provide technical direction for front-end components and full-stack solution delivery. Python experience is good to have. ...

Principal Engineer, IT Software

Hiring Organisation
American Airlines
Location
Fort Worth, Texas, United States
Employment Type
Permanent
Salary
USD Annual
technical discipline, or equivalent experience/training Airline Industry experience Skills, Licenses, and Certifications Proficiency with the following technologies: Programming Languages: Java, Python, C#, Javascript/Typescript Frameworks: Spring/SpringBoot, FastAPI Front End Technologies: Angular/React Deployment Technologies: Kubernetes, Docker Source Control: GitHub, Azure DevOps CICD: GitHub Actions ...

Automation Assurance Specialist - Consultant - AI & Digital Factory

Hiring Organisation
Capgemini
Location
City of Bristol, United Kingdom
Employment Type
Full Time
considered. Experience with these core testing techniques: Exploratory, Integration, Manual, Functional Experience setting up and contributing to test frameworks in Java or JavaScript Experience writing a variety of backend and frontend automated tests using Selenium, Playwright, Cucumber, REST etc. Experience working in an Agile environment Experience using online version control ...

Senior, Forward Deployed Engineer (Agentic Automation for CMC R&D)

Hiring Organisation
GSK
Location
London, UK
Employment Type
Full-time
Experience of full-stack or AI/ML engineering experience, including production deployments. Strong proficiency in Python and at least one of TypeScript/JavaScript, Go, or similar. Demonstrated ability to take ideas from sketch to working software at speed with R&D scientists as end users — startup ...

Senior, Forward Deployed Engineer (Physical AI & Self-Driving Labs)

Hiring Organisation
GSK
Location
London, UK
Employment Type
Full-time
experience of full-stack or AI/ML engineering experience, including production deployments. Strong proficiency in Python and at least one of TypeScript/JavaScript, Go, or similar. Hands-on experience with GenAI patterns: agents, multi-agent orchestration, retrieval-augmented generation (RAG), prompt engineering, and evaluation. Strong experience ...

Senior, Forward Deployed Engineer (Digital Twin & Optimization)

Hiring Organisation
GSK
Location
Greater London, United Kingdom
Employment Type
Full Time
goals: Strong full-stack or AI/ML engineering experience, including production deployments. Strong proficiency in Python and at least one of TypeScript/JavaScript, Go, or similar. Strong awareness of the main process modeling approaches (mechanistic and first-principles models, hybrid models, data-driven and ML models, and process ...

Senior, Forward Deployed / Full Stack Engineer (Document Authoring & Knowledge Systems)

Hiring Organisation
GSK
Location
Greater London, United Kingdom
Employment Type
Full Time
ship production full-stack applications and APIs, from backend services to user interfaces. Strong proficiency in Python and at least one of TypeScript/JavaScript, Go, or similar. Hands-on experience with GenAI patterns: retrieval-augmented generation (RAG), agents, document authoring and generation, human-in-the-loop review design ...

Fullstack Developer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
services like ECS, EKS, S3, SQS Understanding of REST APIs Understanding of CICD Good understanding of Kubernetes Nice to have Skills: Docker JavaScript: ReactJS and NodeJS preferred AWS API Gateway and Serverless technologies Message broker like Apache Kafka BPM framework Mustache template Experience in large scale integration projects involving messaging ...

Senior Test Engineer (SDET)

Hiring Organisation
NonStop Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
changes on test coverage Essential skills Test tools: Cucumber, Playwright and K6 Version control: GitHub and Azure DevOps Microsoft-stack coding: C#, Node.js, JavaScript or TypeScript SQL and relational databases Testing on .NET, SQL and microservices, both on-prem and in the cloud Proven experience as an automation test engineer ...

Senior Node JS Developer

Hiring Organisation
E Solution
Location
Pittsburgh, Pennsylvania, United States
Employment Type
Any
Salary
USD 120,000 Annual
deliver features on time Help improve deployment, monitoring, and security practices Must-have skills 6+ years of hands-on experience in Node.js and JavaScript (ES6+) Strong experience with Express.js, NestJS or a similar framework Good knowledge of async programming (Promises, async/await) Experience with databases: SQL (PostgreSQL/MySQL ...

Senior Full Stack Engineer

Hiring Organisation
Spectrum IT Recruitment Limited
Location
Newbury, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£80,000
standards. This role suits an experienced engineer who enjoys solving challenging problems, taking ownership, and supporting colleagues. Skills required: Strong commercial experience with TypeScript, JavaScript, and Node.js Proven full-stack development experience using React and Node.js Experience designing scalable applications and APIs Good knowledge of MongoDB, Redis or similar technologies ...

Technical Lead

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£90,000
Technical Lead or Senior engineer Strong software engineering and system design background Experience delivering enterprise applications on AWS, Azure or GCP Proficiency in JavaScript, Java or .NET Agile delivery experience (Scrum/Kanban) Knowledge of DevOps, CI/CD, infrastructure-as-code and modern testing practices Strong communication and stakeholder ...