2,301 to 2,325 of 3,033 ECMAScript Jobs

custom Shopify builds and app integrations, building backend services and scalable logic to power modern commerce experiences. This role is best suited for someone with hands-on experience in JavaScript-based development (particularly with Node.js) who is looking to deepen their expertise within the Shopify ecosystem. We are open to candidates with experience in similar backend languages, provided you can … demonstrate transferable skills and a willingness to work primarily in JavaScript/TypeScript environments going forward. Key Responsibilities Develop and maintain backend services and APIs using Node.js (with frameworks such as Remix, Express, or similar). Contribute to the design of scalable, maintainable backend systems that integrate seamlessly with Shopify. Collaborate with frontend developers to deliver performant, custom Shopify experiences. … Troubleshoot and resolve issues related to backend performance, integrations, and data handling. Requirements 1–3 years of professional experience in backend development. Proficient in JavaScript/TypeScript (or in another backend language such as PHP, with a willingness to transition). Familiarity with modern backend frameworks like Remix, Express, or similar. Solid understanding of API patterns, particularly RESTful and GraphQL More ❯

custom Shopify builds and app integrations, building backend services and scalable logic to power modern commerce experiences. This role is best suited for someone with hands-on experience in JavaScript-based development (particularly with Node.js) who is looking to deepen their expertise within the Shopify ecosystem. We are open to candidates with experience in similar backend languages, provided you can … demonstrate transferable skills and a willingness to work primarily in JavaScript/TypeScript environments going forward. Key Responsibilities Develop and maintain backend services and APIs using Node.js (with frameworks such as Remix, Express, or similar). Contribute to the design of scalable, maintainable backend systems that integrate seamlessly with Shopify. Collaborate with frontend developers to deliver performant, custom Shopify experiences. … Troubleshoot and resolve issues related to backend performance, integrations, and data handling. Requirements 1–3 years of professional experience in backend development. Proficient in JavaScript/TypeScript (or in another backend language such as PHP, with a willingness to transition). Familiarity with modern backend frameworks like Remix, Express, or similar. Solid understanding of API patterns, particularly RESTful and GraphQL More ❯

breaks and much much more! Who are you? You will need expertise in open source and object-oriented programming. This product is built on Python, Django, HTML, CSS and JavaScript and you will get to leverage the best available technology to build the solution, pretty much from scratch. You will join a small team of Python Engineers and work closely … with senior management and development teams to ensure the successful development of each project. Your Skills & Experience Python Django TypeScript JavaScript, jQuery HTML, CSS API models Salary and Scope Salary £30,000 - £55,000 plus excellent benefits and training We are looking for people on an upward career trajectory who want to be part of a journey and help to More ❯

a proven track record of designing and optimising databases in MySQL, and a confident understanding of front-end and API integration. Exposure to cloud platforms, containerisation tools, or modern JavaScript frameworks will also be valuable. This is a fantastic opportunity to join a friendly, close-knit team where you’ll enjoy a high level of autonomy, exposure to cloud-based … the team The Person: • Strong, proven experience with PHP (7/8) and the Laravel framework • Excellent knowledge of MySQL database design and optimisation • Confident working with HTML, CSS, JavaScript, and responsive front-end development • Skilled in version control (Git) and RESTful API integration • Collaborative team player with the ability to take ownership of projects • Able to pass a DBS More ❯

a proven track record of designing and optimising databases in MySQL, and a confident understanding of front-end and API integration. Exposure to cloud platforms, containerisation tools, or modern JavaScript frameworks will also be valuable. This is a fantastic opportunity to join a friendly, close-knit team where you’ll enjoy a high level of autonomy, exposure to cloud-based … the team The Person: • Strong, proven experience with PHP (7/8) and the Laravel framework • Excellent knowledge of MySQL database design and optimisation • Confident working with HTML, CSS, JavaScript, and responsive front-end development • Skilled in version control (Git) and RESTful API integration • Collaborative team player with the ability to take ownership of projects • Able to pass a DBS More ❯

SC Clearance (UK resident for the last 5 years with no trip abroad over 28 consecutive days) Essential: Experience with GDS prototyping toolkit and Coding experience with HTML, CSS, Javascript/Nunjucks Role Overview We're seeking a user experience designer who can take ownership of the design lifecycle from discovery through to delivery. You’ll be working alongside multidisciplinary … Develop digital and paper-based prototypes quickly to test ideas Contribute to inclusive design practices that meet accessibility standards Code low-fidelity or functional prototypes using HTML, CSS, and JavaScript when needed Required Skills and Experience Eligible for SC Clearance Hands-on experience applying Government Digital Service standards and design principles Familiarity with GDS prototyping toolkit Proficiency with industry-standard More ❯

SC Clearance (UK resident for the last 5 years with no trip abroad over 28 consecutive days) Essential: Experience with GDS prototyping toolkit and Coding experience with HTML, CSS, Javascript/Nunjucks Role Overview We're seeking a user experience designer who can take ownership of the design lifecycle from discovery through to delivery. You’ll be working alongside multidisciplinary … Develop digital and paper-based prototypes quickly to test ideas Contribute to inclusive design practices that meet accessibility standards Code low-fidelity or functional prototypes using HTML, CSS, and JavaScript when needed Required Skills and Experience Eligible for SC Clearance Hands-on experience applying Government Digital Service standards and design principles Familiarity with GDS prototyping toolkit Proficiency with industry-standard More ❯

Responsibilities: As a Front-End Web Developer & Designer, you will... Build and enhance websites, customer portals, and interactive web systems. Create bespoke, responsive front-end components using HTML, CSS, JavaScript, Vue.js, and Laravel Blade. Collaborate with designers and marketing teams to ensure brand consistency and high-quality UX. Optimise web performance to meet Core Web Vitals and accessibility standards. Requirements … End Web Developer & Designer, you will need... 4+ years’ commercial experience in front-end development and a strong portfolio of real-world projects. Deep expertise in modern HTML, CSS, JavaScript (ES13+), responsive design, and optimisation. 2+ years' experience working with Vue.js and Laravel in dynamic, user-facing environments. The ability to translate briefs—both detailed and conceptual—into sleek, functional More ❯

a proven track record of designing and optimising databases in MySQL, and a confident understanding of front-end and API integration. Exposure to cloud platforms, containerisation tools, or modern JavaScript frameworks will also be valuable. This is a fantastic opportunity to join a friendly, close-knit team where you’ll enjoy a high level of autonomy, exposure to cloud-based … the team The Person: • Strong, proven experience with PHP (7/8) and the Laravel framework • Excellent knowledge of MySQL database design and optimisation • Confident working with HTML, CSS, JavaScript, and responsive front-end development • Skilled in version control (Git) and RESTful API integration • Collaborative team player with the ability to take ownership of projects • Able to pass a DBS More ❯

will be driving ALM best practices, implementing CI CD pipelines, and embedding DevOps processes. While the focus will be on low code , you will occasionally use custom code in JavaScript or C# where required. Looking ahead, there is also potential to mentor or manage a small team as the function grows. What you'll bring: *Strong experience designing and building … enterprise solutions on the Power Platform *Hands on with Dataverse, Dynamics 365, ALM and Azure DevOps *Experience coding in JavaScript or C# *Comfortable communicating with stakeholders and influencing technical direction *Exposure to Power Apps Test Studio or other testing solutions *Microsoft certifications are a desirable but not essential What's in it for you? *Salary (Happy to discuss over a More ❯

will be driving ALM best practices, implementing CI CD pipelines, and embedding DevOps processes. While the focus will be on low code , you will occasionally use custom code in JavaScript or C# where required. Looking ahead, there is also potential to mentor or manage a small team as the function grows. What you'll bring: *Strong experience designing and building … enterprise solutions on the Power Platform *Hands on with Dataverse, Dynamics 365, ALM and Azure DevOps *Experience coding in JavaScript or C# *Comfortable communicating with stakeholders and influencing technical direction *Exposure to Power Apps Test Studio or other testing solutions *Microsoft certifications are a desirable but not essential What's in it for you? *Salary (Happy to discuss over a More ❯

gather requirements and translate them into scalable solutions Providing technical support for Power Platform-related issues Creating and maintaining clear technical documentation Occasionally building custom components with C#.NET and JavaScript for complex business needs Managing app access, roles, and data policies Promoting Power Platform adoption across the business Supporting training in partnership with L&D What We're Looking For … Proven experience with Power Automate, Dataverse, and environment management Understanding of application life cycle management in Power Platform Strong documentation and process improvement skills Some experience with C#.NET and JavaScript Confident working cross-functionally with IT and business stakeholders Must have delivered complete Power Platform projects from requirements gathering through to post-go-live support Nice to Have: Exposure to More ❯

Clearance Required Were working with a leading consultancy on a Machine Learning Software Engineer contract, delivering high-impact projects in secure government environments. Youll bring: Python and/or JavaScript/TypeScript experience, strong AWS skills, Kubernetes, CI/CD, and experience with data platforms, high-volume processing, API development, and Terraform. Exposure to Helm, Argo, or Tekton is a More ❯

levels in a multi-stakeholder environment - Administration of various Unix systems (Red Hat, Oracle, Rocky, etc.). - Scripting and automation experience in modern languages such as Python, Ruby, Rust, JavaScript, PowerShell, Bash among others. - Bachelor's degree in a STEM-related field preferred (Computer Science, Cybersecurity, Computer Engineering, etc.) or equivalent experience - 5+ years of relevant experience - Familiarity with virtual … Red Hat, Oracle, Rocky, etc.) - Proficiency in Virtualized and Containerized environments - Administration of SQL and noSQL databases - Scripting and automation experience in programming languages such as Python, Ruby, Rust, JavaScript, PowerShell, Bash, Ansible - Experienced with Container Orchestration and Deployment (Docker, Kubernetes, Rancher) - Ability to work with and configure CI/CD pipelines that leverage repositories. - Experience with configuring and managing More ❯

database-driven applications. Gain exposure to Vue.js What You’ll Bring: Proven experience as a PHP/Laravel Developer or similar role. Proficiency in PHP, Laravel, MySQL, HTML, CSS, JavaScript, and Vue.js (not required). Strong problem-solving and analytical skills. Excellent communication and collaboration abilities. Experience with Git and web security best practices. More ❯

an Junior - Mid Level Software Engineer offering salaries ranging between £40,000 - £65,000 + benefits and bonus The ideal candidate will have the below - - Proficiency in HTML, CSS, JavaScript, SQL, and PL/SQL or T-SQL. - Experience or interest in Oracle and APEX technologies. - Degree educated in an IT or Business-Related field - Eligible for Security Clearance (been More ❯

Support Digital Transformation deployment, go live, service introduction and post go live activities.* Develop and provide technical guidance and oversight of customisations, including plugins, workflows, Power Automate flows, and JavaScript, ensuring efficient, reusable, and well-documented code.* Integrate D365 CE with other applications and systems using tools like Azure Logic Apps, Power Automate, and custom APIs.* Oversee the Dynamics … arise.What you need:* In-depth understanding of the Dynamics 365 Customer Engagement (CE) platform, including its architecture, entities, relationships, security model, and customisation.* Proficiency in programming languages including C#, JavaScript and JSON with strong knowledge in Dynamics CRM and Power Platform, Unified Service Desk (USD), SQL Server Reporting Services (SSRS), SSIS packages development and Azure Cloud and integration.* Proficiency in More ❯

Hands-on Dev Ops background ~5+ years e.g. Containers, Kubenetes, SSL, Infrastructure as Code Hands-On AWS experience 3+ years, preferably serverless experience e.g. ECS, Lambda Have 3+ years Javascript experience Ideally have AWS Cloudformation, Cloud Security Knowledge, Google Cloud, VPNs, Cisco, Networking protocols Please note that every other week the whole team co-locate in either London or Hampshire More ❯

projects with minimal assistance. You architect high quality web applications, and design key tools and systems that support said web applications. Mandatory Skills/Qualifications: 3+ years experience writing JavaScript or TypeScript, Golang, and/or SQL, Angular 3+ years experience developing resource oriented APIs 3+ years experience designing and debugging databases Experience in multiple general purpose programming languages and More ❯

house system. Communicate with clients and manage projects effectively. Skills and Experience: Proficiency in .Net MVC using C# and MS SQL Server. Strong HTML/CSS skills. Experience with JavaScript, Foundation, and IIS management. Some knowledge of ASP.Net WebForms. More ❯

projects with minimal assistance. You architect high quality web applications, and design key tools and systems that support said web applications. Mandatory Skills/Qualifications: 3+ years experience writing JavaScript or TypeScript, Golang, and/or SQL, Angular 3+ years experience developing resource oriented APIs 3+ years experience designing and debugging databases Experience in multiple general purpose programming languages and More ❯

projects with minimal assistance. You architect high quality web applications, and design key tools and systems that support said web applications. Mandatory Skills/Qualifications: 3+ years experience writing JavaScript or TypeScript, Golang, and/or SQL, Angular 3+ years experience developing resource oriented APIs 3+ years experience designing and debugging databases Experience in multiple general purpose programming languages and More ❯

house system. Communicate with clients and manage projects effectively. Skills and Experience: Proficiency in .Net MVC using C# and MS SQL Server. Strong HTML/CSS skills. Experience with JavaScript, Foundation, and IIS management. Some knowledge of ASP.Net WebForms. More ❯

projects with minimal assistance. You architect high quality web applications, and design key tools and systems that support said web applications. Mandatory Skills/Qualifications: 3+ years experience writing JavaScript or TypeScript, Golang, and/or SQL, Angular 3+ years experience developing resource oriented APIs 3+ years experience designing and debugging databases Experience in multiple general purpose programming languages and More ❯

right organisation for you. Responsibilities You will be building upon their existing application and integrating with their own API services. Today they utilise React for a Web UI with JavaScript but going forward they will utilise React with TypeScript and the Microsoft FluentUI framework. Whilst the primary focus is on front-end development with React, TypeScript and FluentUI, you will More ❯