1,751 to 1,775 of 2,873 ECMAScript Jobs

of, and experience in (link removed) CODE-level re-engineering/Code optimization will also be good-to-have. Some reasonable hands-on knowledge in Apex/Visualforce/JavaScript frameworks/HTML5/Web-Services will be needed. Experience in interacting with Business teams and Users across different geographies, and in running end-to-end Requirements-gathering and Design More ❯

calculus , probability, and statistics. Experience in time-series data analysis , including cleansing and normalization , and experience with scalable Machine Learning ( MapReduce , streaming). Software development expertise in Python and JavaScript , with experience using Git or other version control systems . Ability to drive projects independently and collaboratively, demonstrating a strong work ethic and commitment to organizational goals . More ❯

NetSuite Developer – NetSuite, SuiteCommerce Advanced, SCA, Customisation, Technical Consultant, Developer, Web Developer, Systems Engineer, Software Engineer, SuiteScript, API, PHP, Systems Developer, JavaScript - London, Manchester, Hampshire, Surrey, Midlands, Yorkshire Our client, a NetSuite partner, is seeking a NetSuite Developer to join their well-established development team to assist with their ever growing pipeline. The successful candidate will have a solid understanding More ❯

noise reduction. Experience integrating ServiceNow with enterprise monitoring tools (Splunk, Datadog, Dynatrace, SolarWinds, AppDynamics Solid grasp of ITSM processes (Incident, Change, and Problem Management Hands-on scripting experience using JavaScript, PowerShell, or Python for workflow automation. Strong analytical and troubleshooting abilities with a focus on problem resolution and continuous improvement. Excellent communication, documentation, and collaboration skills. Preferred Qualifications Experience with More ❯

test campaign. Environmental, EMC, EMI, TEMPEST etc design for and/or test experience Modelling to understand test scope, test environment requirements and/or to validate. Scripting languages: JavaScript, Python, Ruby, Perl, Bash, Rest, MySQL. Development approaches, iterative, incremental, Test-Driven Development (TDD), Behaviour Driven Development (BDD), Acceptance Test Driven Development (ATDD), hybrid and similar models. More ❯

Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a technical perspective, ensuring that user stories More ❯

Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a technical perspective, ensuring that user stories More ❯

programme in ABTasty to improve conversion rates and revenue, including: Simple redirects and layout changes Complex multi-variant tests with sophisticated targeting rules Advanced modifications requiring custom CSS and JavaScript Dynamic content personalisation based on user attributes and behaviours Consider all elements including design, content and functional aspects; optimise the full digital user journey, including discover browse and search, landing More ❯

the ability to clearly and sympathetically convey business and technical knowledge to our varying personas that are both marketing-focused and technical-focused. Proven experience with current web technologies (JavaScript frameworks, static site generators, REST APIs, CDNs, CI/CD, etc.) A high degree of emotional intelligence to help navigate meetings with multiple customer stakeholders with varying degrees of engagement More ❯

ability to articulate these concepts to both technical and non-technical audiences and the ability to tie these principles to business outcomes Experience with ecommerce ecosystems, AI/ML, JavaScript Passion for innovative technology, technical sales, value based conversations Ability to manage several projects simultaneously, work with different salespeople, and support other solutions team colleagues where needed Comfort working with More ❯

collaborative team. Functions as point of contact for escalations and crucial stakeholder requests. Skills: Proficient understanding of web markup, including HTML5, CSS3. Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery. Good understanding of JavaScript libraries and frameworks, such as AngularJS, ReactJS. Good understanding of asynchronous request handling, partial page updates, and AJAX. Basic knowledge of image authoring More ❯

in a similar development role. A degree in Computer Science or a related field (preferred but not essential). Proficiency in C#.NET, SQL, RESTful APIs, HTML/CSS/JavaScript, including modern JavaScript frameworks. A passion for learning, problem-solving, and working collaboratively. Strong communication skills and a proactive approach to challenges. Desirables: Experience with Azure/AWS Unit testing More ❯

quality, user-centric web applications. Ideally, you'll bring: Hands on experience in an IT role supporting and developing enterprise-level, customer and employee-facing web applications. Expertise in JavaScript, with a strong focus on React JS, this is essential. UI/UX development experience, with a keen eye for design and usability. Extensive knowledge of front-end technologies including … HTML/HTML5, XML, DHTML, CSS/CSS3, SASS, LESS, JavaScript, React JS, Redux, Flex, jQuery, JSON, Bootstrap. Strong proficiency in JavaScript fundamentals, including object models, DOM manipulation, event handling, data structures, algorithms, and JSX. Current experience with ReactJS workflows such as Flux, Redux, Create React App, and data structure libraries. Solid understanding of RESTful APIs and token-based authentication More ❯

Software Engineer/Full Stack Developer (C# .Net Core AWS JavaScript) St Albans/WFH to £100k Opportunity to progress your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets, with a flat structure where you will get your voice heard and can make a real impact on the bottom … local station, with the flexibility to work from home twice a week in a hybrid model. About you: You have strong C# .Net Core backend development skills You have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms … sharing knowledge You are degree educated in Computer Science or closely related discipline Apply now to find out more about this Software Engineer/Developer (C# .Net Core AWS JavaScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come More ❯

between complex algorithms and the end-user. Key Contributions You'll Make: Front-End expertise: Design, develop, and own the user interfaces for brand-new AI features, utilizing modern JavaScript frameworks or C# with Blazor to ensure seamless interaction. AI Integration: Embed machine learning capabilities into existing applications, ensuring optimal performance and a flawless user journey. Full-Stack Versatility: Develop … Profile: We are looking for an adaptable, self-starting individual with a strong foundation in modern web technologies and a genuine enthusiasm for AI. Core Expertise: C#, .NET/JavaScript/Node Experience in front-end development and demonstrated proficiency with leading JavaScript frameworks (e.g., React, Vue, Angular). Web Fundamentals: Deep understanding of HTML5, CSS3, and responsive design principles. More ❯

months. What You’ll Do Design and build high-performance software used by thousands of users daily Develop clean, efficient, and scalable code in Python, C++ or JavaScript Collaborate with engineers, data scientists, and product teams on exciting new features Contribute to technical discussions and see your ideas implemented fast Get exposure to cloud computing (AWS/Azure), CI/… AI tools What We’re Looking For A recent STEM graduate (Computer Science, Engineering, Physics, Maths, etc.) Strong coding ability in at least one of: Python, C++, Java, or JavaScript Curiosity and problem-solving mindset — you love figuring things out Comfortable learning new technologies quickly Bonus: experience with Git, SQL, or personal projects you can show off Why You’ll … CV. Let’s build something great together. Graduate Software Developer, Junior Developer, Entry-Level Developer, Python Developer, C++ Developer, Computer Science Graduate, Full Stack, Software Engineer, Cloud, Machine Learning, JavaScript, Coding Graduate, Graduate Technology Jobs More ❯

months. What You’ll Do Design and build high-performance software used by thousands of users daily Develop clean, efficient, and scalable code in Python, C++ or JavaScript Collaborate with engineers, data scientists, and product teams on exciting new features Contribute to technical discussions and see your ideas implemented fast Get exposure to cloud computing (AWS/Azure), CI/… and AI tools What We’re Looking For Strong academic background - degree from a top-ranked university Strong coding ability in at least one of: Python, C++, Java, or JavaScript Curiosity and problem-solving mindset — you love figuring things out Comfortable learning new technologies quickly Bonus: experience with Git, SQL, or personal projects you can show off Why You’ll … CV. Let’s build something great together. Junior Software Developer, Junior Developer, Mid-Level Developer, Python Developer, C++ Developer, Computer Science Graduate, Full Stack, Software Engineer, Cloud, Machine Learning, JavaScript, Coding, Technology Jobs More ❯

Software Developer - .Net, C#, JavaScript £50-£70k + Benefits - Hampshire offices + Hybrid working A Software Developer/Fullstack Developer opportunity for a business developing innovative clean energy products – the business is growing and building out its innovative SaaS products utilising .Net.8+, SQL, Azure, React tech stack. An excellent opportunity for candidates who want to work on innovative and interesting … commercial Software Development in .Net, C# Commercial exposure to DevOps, CI/CD pipelines, Azure DevOps or similar Agile processes and software engineering best practices, TDD, SOLID or similar JavaScript/React experience is beneficial but not essential Experience in Data heavy environments working with Python or Data Engineers is desirable Please apply to this advert or message me on More ❯

while ensuring accessibility, privacy, and security compliance. Scout and implement AI-driven tools to enhance development workflows and user experience. Maintain performant front-end foundations using React, TypeScript/JavaScript, CSS, and AWS Amplify. Work with headless CMS platforms to deliver content compatible with AI workflows. Break down complex projects into agile deliverables and contribute to technical documentation. 🧠 Requirements Strong … front-end engineering skills (React, TypeScript/JavaScript, CSS, responsive design). Experience with AI-enhanced development tools (e.g., AI code assistants, automated testing, intelligent pipelines). Familiarity with headless CMS platforms and web content workflows. Understanding of web analytics, personalization frameworks, and tracking methodologies. Experience with cloud platforms (AWS Amplify or similar), CI/CD pipelines, and feature flagging. More ❯

own infrastructure and delivery. Think pairing, mobbing, TDD, automating, and releasing to production multiple times a day via our highly automated build pipelines. BE: Typescript, Node.js, AWS, Java FE: Javascript, Typescript, Vue.jsOur backends are a mix of Java and serverless AWS Lambda services using Typescript & Node.js. Primarily you'll develop serverless systems in Typescript but you will interface and work … open to experience with any object oriented programming language and value a flexible approach to the right tool.We build our front end apps as single page applications in modern JavaScript frameworks, powered by our microservice architecture. Our infrastructure is hosted in AWS, defined as code, containerised on ECS, and we're embracing serverless and other cloud native technologies. We share … data through an event-driven system backed by Kafka. Our operational data stores are a combination of Mongo and AWS managed Relational Databases. You'll be working with Typescript, Javascript, Java, AWS, and Vue.js. You don't need to have experience with all of these, but you'll be an experienced developer who has the capability (and interest!) to work More ❯

in-office (Essex), no London slog. Real progression : The team promotes on ability, not just time served. Tech you’ll be working with: C#, ASP.NET Core, Entity Framework React, JavaScript, HTML, CSS SQL Server RESTful APIs, Git, Agile workflows Work setup : Hybrid – 2 fixed days in-office (Essex) What We’re Looking For 1- 2 years of commercial experience as … a developer Hands-on with C#/.NET Core and SQL Some experience with React or similar frontend frameworks Comfort with HTML/CSS/JavaScript fundamentals Team player, willing to learn and grow Bonus Points For Exposure to Entity Framework Core Awareness of web security/OWASP principles A relevant degree (Computer Science or related) Familiarity with IIS or More ❯

Python Developers Wanted DV/SC Cleared | Python + TypeScript + JavaScript | AI-Focused | London HQ | Office-Hybrid Areti Group is exclusively hiring for one of the fastest-growing AI-driven tech scale-ups in London. They've grown 290% this year alone, just secured a major investment, and are scaling fast with plans to grow to 100+ employees by … some of the smartest minds in tech. 🧠 What You’ll Be Working On: Designing and building scalable backend systems using Python Collaborating on full-stack features with TypeScript and JavaScript Creating and integrating RESTful and GraphQL APIs Working with Docker, Kubernetes, and cloud infrastructure (AWS) Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing … cleared to at least SC level - DV level would be a preference. 2+ years experience in backend or full-stack software development Strong skills in Python, with exposure to JavaScript/TypeScript Experience with API design, microservices, and cloud deployments Solid understanding of software engineering best practices A passion for clean, maintainable code and performance Experience working in high-growth More ❯

Python Developers Wanted DV/SC Cleared | Python + TypeScript + JavaScript | AI-Focused | London HQ | Office-Hybrid Areti Group is exclusively hiring for one of the fastest-growing AI-driven tech scale-ups in London. They've grown 290% this year alone, just secured a major investment, and are scaling fast with plans to grow to 100+ employees by … some of the smartest minds in tech. 🧠 What You’ll Be Working On: Designing and building scalable backend systems using Python Collaborating on full-stack features with TypeScript and JavaScript Creating and integrating RESTful and GraphQL APIs Working with Docker, Kubernetes, and cloud infrastructure (AWS) Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing … cleared to at least SC level - DV level would be a preference. 2+ years experience in backend or full-stack software development Strong skills in Python, with exposure to JavaScript/TypeScript Experience with API design, microservices, and cloud deployments Solid understanding of software engineering best practices A passion for clean, maintainable code and performance Experience working in high-growth More ❯

.NET Developer, .NET 9, C# - Break Into Banking - London (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Are you stuck in a catch 22 situation i.e. want to get into the financial services arena but your lack of experience within the industry is preventing you … the following (full training will be provided to fill any gaps in your skill set): .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and Azure SQL. No previous banking experience is required. This is a once in a lifetime opportunity to get involved in one of the most exciting Greenfield .NET More ❯

Must have: Strong proficiency in developing UI components using client-side framework ReactJS. Experience in JAVA programming and application development using Spring MVC, Spring Boot, JavaScript, ElasticSearch, RESTful APIs, HTML 5, CSS 3 and Jenkins Setup CI/CD (Continuous Integration/Continuous delivery) Skills/Qualifications: Strong proficiency in developing UI components using client-side framework ReactJS. Strong proficiency … with search indexing technologies like ElasticSearch Experience in JAVA programming and application development using Spring MVC, Spring Boot Experience with ES6-style JavaScript Experience in building high availability, scalable RESTful APIs Deep understanding of web development, including how to optimize performance and security. Extensive experience in web fundamentals like HTML 5 and CSS 3. Experience with Typescript or similar. Familiarity More ❯