51 to 75 of 2,883 Permanent ECMAScript Jobs

third-party partnerships What we're looking for: Demonstrable experience managing multiple software delivery teams or engineering managers Hands-on background in full-stack engineering - including C#, Java, C++, JavaScript/TypeScript with React Familiarity with event-driven architecture, low-latency systems, and microservices Proficiency in scripting languages (e.g., Python, Ruby, Perl) and strong SQL knowledge Experience working with CI More ❯

or weekends. Skills: Understanding of cloud architectures and enabling tools and technologies, such as, AWS Cloud (GovCloud/C2S) Familiar with Amazon Web Managed Services (AWS) Proficient experience utilizing JavaScript, Angular, Typescript, Node.js, MongoDB, JSON, SQL, XML High experience level with back-end programming languages (Java/Spring, Python) Working knowledge with datastores MongoDB, DynamoDB, PostgreSQL, S3, Redshift, Redis, and More ❯

engineering function. Candidate Profile - Essential: Proven experience leading multiple software delivery teams (Head of Engineering/Lead of Leads level). Hands-on technical background in C#, Java, C++, JavaScript/TypeScript (React) and event-driven architectures. Experience in scripting (Python, Perl, Ruby) and solid SQL skills. Strong understanding of engineering principles and architectural patterns (e.g. Microservices, Backend for Frontend More ❯

total, relevant professional experience may be substituted in lieu of a degree. • 2-4 years of hands-on full-stack development experience. • Proficiency in: o Front-End: HTML, CSS, JavaScript, and a modern framework such as React or Angular o Back-End: Python and Node.js (highly preferred) o Databases: Experience with at least one of the following: SQL Server, MySQL More ❯

/proof of concept as necessary to mitigate risk or implement new ideas Required Qualifications: 3+ years of experience as Java Developer focused on Spring MVC Framework. 3+ of JavaScript Framework coding and webapp integration 2+ years basic/working Knowledge of Linux environments. 2+ years working Knowledge of Source Control Management (SCM), Rapid Development cycles and automated deployment services More ❯

of the following specific technologies: OData, REST, SOAP, FTP/SFTP, JDBC, CSV, XML, JSON, XSL, encryption standards such as PGP, x509. Minimum 5 years of experience working on JavaScript, CSS3 and HTML5 and third-party libraries such as React Js, Angular, jQuery Minimum 5 years of experience working server-side programming languages such as Net, Java, Ruby and Python More ❯

applications and cloud-native solutions, with strong experience in Java server-side technologies, including Spring Boot Proficient in writing maintainable code in multiple languages such as HTML, Java, and JavaScript/TypeScript, with a solid understanding of data structures, design patterns, and algorithms Experience with public cloud technologies, as well as a passion for automation and familiarity with CI/ More ❯

Job Title: Senior Full-Stack Java Developer Location: Fairfax, VA 22033 (Hybrid - 2 days onsite/week) Duration: Full-Time, Permanent Salary: $Market/Year + Benefits Qualifications Required skill sets: Bachelors degree in Computer Science, Engineering, or a related More ❯

Full Stack JavaScript Developer Our client is looking for a talented Full Stack JavaScript Developer to join a growing team building cutting-edge platforms that thousands use every day. This is a great opportunity for someone who loves solving real-world problems, writing clean code, and working across both the frontend and backend. Key Requirements 4+ years of commercial experience … working across both frontend and backend JavaScript (React + Node.js). Strong expertise in React, TypeScript, and modern CSS (SASS, styled components or similar). Solid backend development with Node.js, building and maintaining RESTful and/or GraphQLAPIs. Familiarity with cloud services (AWS, Azure, or GCP) and deploying applications in a containerised environment (Docker/Kubernetes). Good understanding of More ❯

mission-critical applications. The ideal candidate will have at least 8 years of hands-on software development experience, with advanced proficiency in Java/J2EE, Oracle, PostgreSQL, Spring Framework, JavaScript/React, and AWS. This role requires strong database development expertise, UI development experience, and the ability to deliver enterprise-grade solutions in an Agile federal environment. Key Responsibilities: • Develop … and RESTful APIs. • Lead the design and development of enterprise applications using Oracle and PostgreSQL, with advanced SQL and PL/SQL scripting. • Implement web-based user interfaces with JavaScript, AJAX, and React while ensuring Section 508 compliance. • Support full application lifecycle, including requirements gathering, analysis, design, development, testing, and production support. • Collaborate within Agile Scrum and Kanban teams using … security clearance. • Bachelor's degree in Computer Science, Engineering, or related field. • 8+ years of hands-on development experience in: • Java 8 (J2EE), Spring Framework 5+, Spring Boot 2 • JavaScript/AJAX, React, HTML, CSS • Hibernate 5+, RESTful Web Services • SQL/RDBMS, specifically Oracle and PostgreSQL • Apache Tomcat, Red Hat JBoss, Linux (RHEL/CentOS) • Eclipse IDE, Maven, Git More ❯

Are you a talented Front-End Developer passionate about building secure, scalable digital platforms? Join a major government-backed digital transformation project where your expertise in modern JavaScript frameworks-especially React-and agile delivery will be key to shaping innovative, cloud-based services used across the public sector. You'll play a key role in the handover, evolution, and future … communicating complex technical concepts to non-technical stakeholders Experience mentoring or supporting knowledge sharing within a team Desirable Skills: Experience building accessible web apps (WCAG compliance) Exposure to other JavaScript frameworks (e.g., Angular, Vue) Java 8+ experience AWS, Docker, Bash/Shell scripting knowledge Experience with MySQL-compatible databases (e.g., RDS, Aurora) This is a fantastic opportunity to contribute to More ❯

quality software using C# and .NET in a collaborative agile environment Act as a subject matter expert for back-end development, with some exposure to front-end technologies preferred (JavaScript/TypeScript) Lead technical design and take ownership of system architecture and engineering decisions Work closely with product managers to translate business needs into actionable stories and deliverables Provide guidance … cloud-native deployment approaches What You’ll Need Expertise in C# and .NET with a strong grasp of software architecture and design principles Full-stack experience preferred, especially with JavaScript or TypeScript Demonstrable experience leading technical teams delivering scalable distributed systems Proficiency with RESTful APIs, microservices, and secure coding best practices Familiarity with at least one major cloud platform (Azure More ❯

mentor team members, while contributing to a culture of engineering excellence, continuous delivery, and user-focused development. Key Responsibilities Build scalable, reusable, and accessible web interfaces using React , TypeScript , JavaScript , and CSS/HTML5 Apply structured UI/UX patterns with a focus on maintainability and performance Ensure consistent cross-browser experiences and responsive design Work with component libraries (e.g. … tuning, security, and UI testing Take a hands-on role in feature ownership, code reviews, and mentoring junior engineers Essential Experience Strong commercial experience with React 16+ , TypeScript 4+ , JavaScript (ES6) , and JSX Demonstrated delivery of modern, performant front-end solutions in a production setting Expertise in building reusable UI components and responsive layouts Familiarity with automated testing tools and More ❯

Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience. 6+ years of experience in systems software development in JavaScript Full stack experience with front end UI development JavaScript development experience with Typescript, Angular, React, Vue.js, ExtJS and/or Node.js Hands-on experience working with Elasticsearch, Mongo DB, Node More ❯

as a Full Stack Software Developer/Software Engineer with a proven track record of delivering high-quality software solutions. Proficiency in front-end technologies such as HTML5, CSS3, JavaScript and front-end frameworks/libraries such as Angular, React or Vue.js. Experience of Angular and/or AngularJS is a distinct bonus! Strong experience working with back-end development … NOT a fully remote position. KEYWORDS Full Stack Software Developer, Software Developer, Software Engineer, Front-end, Back-end, .NET, C#, APIs, Coding Standards, Best Practice, Design Patterns, HTML5, CSS3, JavaScript, Angular, AngularJS, React, Vue.js, Databases, SQL Server, SQL, TSQL, Redis, Database Optimisation, Version Control, GIT, DevOps, CI/CD, Automated Testing, Testing, Pipelines, Cloud, Azure, AWS, Google Cloud. Please note More ❯

interfaces maintained under configuration control Develop automated tests using Ansible, Selenium, JMeter, Junit and/or other applicable tools. Design, develop, document, test and deploy software written in Python, JavaScript, Java and SQL. Deploy, configure, test, troubleshoot, maintain, update/upgrade of Kafka and Elastic clusters and environments. Work with an Agile team, attend daily scrums and demonstrate working software … in the AWS Cloud Experience automating and containerizing application deployments using technologies such Jenkins (CloudBees), Artifactory, Kubernetes, Docker, Ansible Experience developing system integrations using JSON REST, SOAP, SQL, Java, JavaScript and other integration technologies/languages. Working knowledge of Git and experience with development workflows in GitHub, Bitbucket or an equivalent tool At least 7 years of experience is required More ❯

of software design Required Skills & Experience Essential You must have all of the following: Professional experience building server-side applications in Python Professional experience building client-side applications in JavaScript Professional experience with SQL and RDBMS technology (PostgreSQL, SQLite, or similar) Professional experience integrating front-end and back-end components Professional experience creating and running automated tests Excellent analytical and … other distributed version control systems UK citizenship or permanent residency required Fluent written and spoken English Desirable Ideally, you'll have some of the following: Experience with React in Javascript Experience working with Docker containers Experience with Geospatial Information Systems (GIS) or web mapping Experience within the telecommunications and/or utilities industries Knowledge of Node.js design and development Enterprise More ❯

The program is specifically seeking candidates with OpenTable format/PySpark experience, backend API technology such as Python (FastAPI), Java, SpringBoot, and RESTful design patterns best practices. Experience with JavaScript + UI framework (Angular, React, Vue, etc), Docker, AWS, and Terraform. Additionally, the program is seeking experience with Kubernetes. Details: Labor Category: Software Engineer Position Title: CDEP Software Developer Position … PySpark. • Demonstrated experience with backend API technology such as Python, Java, and SpringBoot, and experience using RESTful API design patterns, standards, and best practices. • Experience in client-side technologies (JavaScript, UI Framework, Angular, React, Vue, etc.). • Demonstrated experience and technical understanding of AWS. • Demonstrated experience with Docker, Terraform, and Kubernetes. • Demonstrated experience working with Agile software development and DevOps More ❯

The program is specifically seeking candidates with OpenTable format/PySpark experience, backend API technology such as Python (FastAPI), Java, SpringBoot, and RESTful design patterns best practices. Experience with JavaScript + UI framework (Angular, React, Vue, etc), Docker, AWS, and Terraform. Additionally, the program is seeking experience with Kubernetes. Details: Labor Category: Software Engineer Position Title: CDEP Software Developer Position … and PySpark. • Demonstrated experience with backend API technology such as Python, Java, and SpringBoot, andexperience using RESTful API design patterns, standards, and best practices. • Experience in client-side technologies (JavaScript, UI Framework, Angular, React, Vue, etc.). • Demonstrated experience and technical understanding of AWS. • Demonstrated experience with Docker, Terraform, and Kubernetes. • Demonstrated experience working with Agile software development and DevOps More ❯

International on a. This is a hands-on leadership role suited to a self-starter with strong technical expertise and a passion for building robust, scalable solutions using Node.js, JavaScript/TypeScript, and React. The successful candidate will be responsible for guiding technical direction, mentoring developers, fostering a high-performing team culture, and owning end-to-end project delivery. You … a related discipline - or equivalent practical experience. 8+ years of professional experience in software development, with demonstrable technical leadership. Essential Experience : Strong hands-on experience with Node.js, TypeScript/JavaScript, React (or Remix), SQL/NoSQL databases, and CSS. Proven track record of leading Agile development teams. Experience designing and building cloud-based, scalable applications. Familiarity with test-driven development More ❯

Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX. Must have experience or familiarity with multiple of the following languages such as JavaScript, Python, C/C++, Groovy, Structured Query Language (SQL). Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm. Must … Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift). Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery. Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse. Experience with build tools: Maven, CMake, RPM, Jenkins More ❯

technical discipline Over 10 years of experience performing the duties described in the functional description and qualifications 6 years' experience with SQL and with C# 3 years' experience with JavaScript and with Single-Page Application/Angular Framework/Material 2 years' experience with HTML and CSS, Agile Scaled Development and GIT Experience with Cloud services, Amazon Web Services (AWS More ❯

technical guidance to team members. Required Skills and Experience: U.S. Citizenship with Top Secret clearance and SCI eligibility 8+ years of hands-on Java development experience Strong experience with JavaScript and AJAX for front-end development Expertise with microservices architecture and RESTful API development Proven experience with AWS Cloud (Console, RDS, S3, EBS, AMIs, IaaS); AWS Developer Certification preferred Strong More ❯

needs quickly and effectively. Qualifications: • Education: Bachelor's Degree in Computer Science, Information Science, or a related field. • Experience: 12+ years of development experience in modern languages (Python, Java, JavaScript). Additional Skills We'd Like to See: • Full-Stack Web Frameworks: Django, Python, Flask • Front-End Frameworks: React, Angular, Typescript • Cloud Computing Environments: Openstack, AWS, Azure • DevOps & Automation Tools More ❯

software development experience, particularly in C# . Familiarity with cloud development using Azure Experience with API development, Azure Functions and Windows Services. Front-end development skills in React, Angular, JavaScript, TypeScript, HTML and CSS . Understanding of CI/CD pipelines and DevOps Exposure to relational and NoSQL database design. Strong problem-solving abilities, communication skills and attention to detail. More ❯