Permanent ECMAScript Job Vacancies

1,326 to 1,350 of 2,786 Permanent ECMAScript Jobs

Software Engineer

Aberdeen, Aberdeenshire, Scotland, United Kingdom
Hybrid / WFH Options
Bright Purple Resourcing
to £60,000 salary (depending on experience) Flexible working hours Work on industry-critical software used around the world What youll bring: Commercial full-stack experiencewith C# .Net Core , JavaScript (ideally Angular or React ), SQL Server, Entity Framework and LINQ . A self-motivated approach and the ability to thrive in an Agile team Several years of professional experience in More ❯
Employment Type: Permanent, Work From Home
Salary: £60,000
Posted:

Software Engineer

Edinburgh, Midlothian, Scotland, United Kingdom
Hybrid / WFH Options
Bright Purple Resourcing
to £60,000 salary (depending on experience) Flexible working hours Work on industry-critical software used around the world What youll bring: Commercial full-stack experiencewith C# .Net Core , JavaScript (ideally Angular or React ), SQL Server, Entity Framework and LINQ . A self-motivated approach and the ability to thrive in an Agile team Several years of professional experience in More ❯
Employment Type: Permanent, Work From Home
Salary: £60,000
Posted:

Java Developer

Mechelen, Antwerpen, Belgium
Hybrid / WFH Options
Vivid Resourcing
Java 11 or later preferred) Hands-on experience with Kubernetes for container orchestration Proficiency in Elasticsearch and Apache Solr Solid understanding of RESTful APIs and microservices architecture Experience with JavaScript (Node.js or frontend frameworks) Familiarity with AWS cloud services Knowledge of Spring Framework and Spring Boot ecosystem Offer Joining an established, yet growing company. Flexible hybrid working options. A culture More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Senior Software Developer with Security Clearance

Annapolis Junction, Maryland, United States
Clarity Innovations
Collaborate with other DAT teams to provide expertise where needed and leverage the experience of the broader team. Skills Requirements: • Development experience in Python. • Experience building web applications with JavaScript using React. • Experience querying and manipulating data from corporate repositories. • Experience developing on Linux-based platforms. • Ability to use Git for day-to-day development workflows. • Desire to work directly More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Experienced Software Developer (Python)

Milton, Cambridgeshire, United Kingdom
Polytec Personnel Ltd
Initiatives Requirements: Must-Have: Strong proficiency in Python as a core programming language Solid experience with SQL, both in raw form and through ORMs Desirable: Familiarity with HTML/JavaScript and modern web application architectures Experience using GitHub Actions for continuous integration and delivery (CI/CD) Understanding of Agile development practices Knowledge of Linux environments (server-side or embedded More ❯
Employment Type: Permanent
Salary: GBP 70,000 - 80,000 Annual
Posted:

Experienced Software Developer (Python)

Cambridge, Milton, Cambridgeshire, United Kingdom
Polytec Personnel Ltd
Initiatives Requirements: Must-Have: *Strong proficiency in Python as a core programming language *Solid experience with SQL, both in raw form and through ORMs Desirable: *Familiarity with HTML/JavaScript and modern web application architectures *Experience using GitHub Actions for continuous integration and delivery (CI/CD) *Understanding of Agile development practices *Knowledge of Linux environments (server-side or embedded More ❯
Employment Type: Permanent
Salary: £70000 - £80000/annum
Posted:

Software Developer with Security Clearance

Dahlgren, Virginia, United States
Castellum, Inc
the team, customer(s), and Sponsor(s) to help develop and refine technical requirements in support of defining day to day duties. Desire Skillsets: Experience in C, C++, Java, JavaScript, TypeScript, and or Rust. Experience with git. Experience with software debugging and associated tools such as Eclipse, Visual Studio Code. Basic knowledge of integrating hardware equipment into a software application. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

React Java Developer x3 Northampton

Northampton, Northamptonshire, United Kingdom
Hybrid / WFH Options
Adecco
in Java (particularly Spring Boot). Proficiency in React.js (with Redux or Context API). Solid understanding of RESTful APIs and backend integration. Expertise in HTML5, CSS3, and modern JavaScript (ES6+). Familiarity with front-end build tools such as Webpack and Babel. More ❯
Employment Type: Permanent
Salary: £55000 - £60000/annum + Benefits
Posted:

React Java Developer x3 - Knutsford

Knutsford, Cheshire, United Kingdom
Hybrid / WFH Options
Adecco
in Java (particularly Spring Boot). Proficiency in React.js (with Redux or Context API). Solid understanding of RESTful APIs and backend integration. Expertise in HTML5, CSS3, and modern JavaScript (ES6+). Familiarity with front-end build tools such as Webpack and Babel. More ❯
Employment Type: Permanent
Salary: £55000 - £60000/annum + Benefits
Posted:

GenAI Software Engineer

Basingstoke, Hampshire, South East, United Kingdom
Middle Recruitment Limited
ideal Developer will have: 3+ years experience as a React Developer Must have an interest or personal project examples using AI. Experience as a full-stack developer within the JavaScript framework - TypeScript, React (Next.js) and Node.js. Knowledge or know-how using AI/ML in a person project or workplace LLM, TensorFlow, and PyTorch. Previous experience within an Agile environment More ❯
Employment Type: Permanent
Salary: £55,000
Posted:

Front End Developer

London, United Kingdom
Hybrid / WFH Options
Certus Sales Recruitment
visual appeal. Maintain UI patterns and components. Optimise application performance. Develop testing strategies. Mentor colleagues in front-end technologies. Collaborate for accurate project estimations. Senior Front End Engineer Requirements: JavaScript, React/React Native, Python (Django, Django REST framework, pandas) Docker, Postgresql, Airflow, Redis, Kafka CircleCI & Terraform AWS services (RDS, Elasticache, EC2, ECS, Fargate, Lambda, Batch, etc.) JIRA, Sentry, Mixpanel More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Proof of Concept Strategic Solution & Data Engineer

London, United Kingdom
Hybrid / WFH Options
Qualtrics
Qmobility (internal transfers) You will be exposed to a myriad of business and technical roles throughout the company You'll learn and improve your programming skills in Python and JavaScript You'll increase your familiarity with AWS, the Cloud environment, Security, and global data protocols You'll find opportunities to step into other future roles like Engineering, Security, Product Management … Bachelor's Degree (not required as equivalent work experience may also qualify) or Certifications with a focus on Business, Marketing, Analytics, or Computer Science Experience with AWS Experience with Javascript Basic understanding of digital interaction technologies such as live chat, virtual agents/chatbots Experience with Prefect Experience building User Interfaces What You Should Know About This Team Our Proof More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

.NET Developer

Worthing, West Sussex, England, United Kingdom
Hybrid / WFH Options
Noir
skill that that includes: .NET, .NET Core/ASP.NET MVC, C# and SQL Server. Our client can provide training into: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and SQL Server 2022. This is an excellent opportunity for a .NET Developer to working within a challenging supportive environment. Top performers can expect to receive More ❯
Employment Type: Full-Time
Salary: £65,000 - £85,000 per annum
Posted:

Salesforce Developer

United Kingdom
Oliver James Associates Ltd
Limits Experience with Salesforce Financial Services Cloud Passion for software development and a proactive approach to learning and innovation Familiarity with technologies such as C#, ASP.NET MVC, HTML, CSS, JavaScript, and SQL is a plus This role requires eligibility to work in the UK. We offer competitive salary packages, bonuses, pension contributions, 25 days of annual leave, and various employee More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Salesforce Developer

England, United Kingdom
Oliver James Associates Ltd
Administrator Experience with Salesforce Financial Services Cloud Passion for software development and a proactive approach to learning and innovation Familiarity with technologies such as C#, ASP.NET MVC, HTML, CSS, JavaScript, and SQL is a plus This role requires eligibility to work in the UK. We offer competitive salary packages, bonuses, pension contributions, 25 days of annual leave, and various employee More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer III with Security Clearance

Herndon, Virginia, United States
Cinteot Inc
years of relevant experience; an additional 4 years of experience maybe considered in lieu of a degree requirement • 4+ years' experience with Java, 3+ years with Python and JavaScript, and 2+ years with shell scripts • 5 years building and maintaining systems running on Linux or other UNIX-like systems • 2 years working with DevOps or DevSecOps teams in deploying and More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

.NET Developer

Newbury, Berkshire, England, United Kingdom
Hybrid / WFH Options
Noir
Our client offers over 20 days of dedicated technical training per year and exposure to cutting edge technologies such as: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and SQL Server 2022. Additionally you will follow an official structured career progression program. Location: Newbury, Berkshire, UK/Remote Working Salary More ❯
Employment Type: Full-Time
Salary: £40,000 - £60,000 per annum
Posted:

Senior QA Automation Engineer

Stratford-upon-avon, Warwickshire, United Kingdom
Hybrid / WFH Options
Big Red Recruitment
. Location: WFH with occasional visits to London HQ/9-day fortnight What You Bring: Expertise in mobile/web app and API testing Proficiency in Python or JavaScript for automation Experience with tools like Postman, Selenium, Appium, PyTest, Locust, or K6 Strong Git and CI/CD skills (Azure DevOps, GitHub Actions) Familiarity with NoSQL databases Excellent problem More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer

Nottingham, Nottinghamshire, East Midlands, United Kingdom
Oscar Associates (UK) Limited
Frontend : Vue.js Database : SQL (MySQL/PostgreSQL) Tooling : Git, Docker, CI/CD pipelines ? What We're Looking For: Solid experience with PHP and Laravel . Strong understanding of JavaScript and modern Vue.js development. Confidence working with relational databases and writing clean, efficient SQL. A collaborative mindset and commitment to clean, scalable code. Able to work from our Nottingham office More ❯
Employment Type: Permanent
Salary: £60,000
Posted:

.NET Engineer

Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Ronald James
security. Solid grasp of REST/JSON API design and best practices. Familiarity with SQL databases, caching strategies, messaging systems, and distributed storage (a plus). Experience with modern JavaScript frameworks like React.js. Knowledge of cloud or virtualised environments (AWS, Azure, VMware, etc.). Understanding of enterprise system design and integration patterns. Experience working within agile development teams and contributing More ❯
Employment Type: Full-Time
Salary: £50,000 - £65,000 per annum
Posted:

.NET Developer

Knaphill, Woking, Surrey, England, United Kingdom
Hybrid / WFH Options
Noir
experienced in: .NET, .NET Core/ASP.NET MVC, C# and SQL Server. You will be trained in all aspects of: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and SQL Server 2022. Top performers can expect to receive their first promotion (and pay rise) within 6 months. Our client offers a unique working environment More ❯
Employment Type: Full-Time
Salary: £65,000 - £85,000 per annum
Posted:

Graduate Software Engineer

London, United Kingdom
Hybrid / WFH Options
Ecm Selection
A 1st or 2.1 postgraduate degree in computer science from a world-leading university and A and A grades at A-level (or equivalent) Excellent coding skills in Java, JavaScript and/or TypeScript (above and beyond the university module/practical level) Some experience of working with large existing codebases Practical experience of working in commercial software development environments More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

.NET Developer

Bristol, Gloucestershire, United Kingdom
iO Associates
and maintain technical documentation for the products and document code as required. Essential Skills: 3+ years experience in C# and .net/.net Core frameworks. Web development experience (MVC, JavaScript/Typescript, HTML 5). Strong understanding of object-orientated programming and principles. Experience with SQL and database design. Experience with RESTful APIs and web services. Working knowledge of GIT More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior QA Automation Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Big Red Recruitment
. Location: WFH – Ad hoc visit to London HQ/9-day fortnight What You Bring Expertise in mobile/web app and API testing Proficiency in Python or JavaScript for automation Experience with tools like Postman, Selenium, Appium, PyTest, Locust, or K6 Strong Git and CI/CD skills (Azure DevOps, GitHub Actions) Familiarity with NoSQL databases Excellent problem More ❯
Employment Type: Full-Time
Salary: £80,000 - £90,000 per annum
Posted:

Senior QA Automation Engineer

Remote - UK, Kingsland, Greater London, United Kingdom
Hybrid / WFH Options
Big Red Recruitment Midlands Limited
. Location: WFH – Ad hoc visit to London HQ/9-day fortnight What You Bring Expertise in mobile/web app and API testing Proficiency in Python or JavaScript for automation Experience with tools like Postman, Selenium, Appium, PyTest, Locust, or K6 Strong Git and CI/CD skills (Azure DevOps, GitHub Actions) Familiarity with NoSQL databases Excellent problem More ❯
Employment Type: Permanent
Salary: £80000 - £90000/annum £80,000 - £90,000
Posted: