Permanent JavaScript Job Vacancies

1,326 to 1,350 of 2,269 Permanent JavaScript Jobs

Senior Sales Engineer AI SaaS

London, United Kingdom
Raft
technical understanding of SaaS products and underlying technologies. Capable of translating complex technical information for non-technical audiences. Familiarity with multiple programming languages and key industry tools, including Python, JavaScript, databases, message brokers, and cloud platforms. Entrepreneurial mindset with strong analytical skills, sound business judgment, and excellent communication abilities. A strong plus is Senior Sales Engineer experience, particularly if it More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solution Architect (EMEA)

London, United Kingdom
Hybrid / WFH Options
Sumsub
experience as a Solution Engineer/Solution Architect/Technical Support in various software designs, languages, and architecture (Ideally 3 years of experience) In-depth understanding of coding languages (JavaScript) Notion of various operating systems and databases Ability to work independently and solve tasks in a short time and under the pressure of a highly competitive market What We Offer More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solution Engineer

London, United Kingdom
Choco
What we are looking for 5+ years as a Solutions Engineer, Integration Engineer or similar. You love solving technical challenges no matter where they come from. Comfortable with writing JavaScript expressions and making tweaks to complex scripts. You should be able to translate customer requirements to technical documentation and solutions design. You are a teacher and 100% customer centric: You More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Blockchain Engineer

United Kingdom
Hybrid / WFH Options
Promote Project
with RPC Interaction : Experience working with Remote Procedure Calls (RPC) to interact with blockchains is valuable. This could involve using libraries like viem, ethers, solana/web3.js , or similar JavaScript frameworks to broadcast transactions Have a Working Knowledge of Token Standards & EIPs : A working knowledge of common token standards like ERC-20 and SPL-20, and Ethereum Improvement Proposals (EIPs More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

SEO Account Manager - REMOTE

Central London, London, United Kingdom
Hybrid / WFH Options
Profile 29
on in with the implementation of advanced technical SEO directly on client sites such as migrations, structured mark up, HTML/CSS changes, site speed and core web vitals, JavaScript SEO, log file analysis and more Be able to effectively audit a website, conduct keyword research/mapping, conduct analytics audits, set up tracking using UA/GA4/GTM More ❯
Employment Type: Permanent, Work From Home
Salary: £50,000
Posted:

SEO Account Manager

United Kingdom
Hybrid / WFH Options
Profile 29
on in with the implementation of advanced technical SEO directly on client sites such as migrations, structured mark up, HTML/CSS changes, site speed and core web vitals, JavaScript SEO, log file analysis and more Be able to effectively audit a website, conduct keyword research/mapping, conduct analytics audits, set up tracking using UA/GA4/GTM More ❯
Employment Type: Permanent, Work From Home
Salary: £50,000
Posted:

SEO Account Manager - REMOTE

London, South East, England, United Kingdom
Hybrid / WFH Options
Profile 29
on in with the implementation of advanced technical SEO directly on client sites such as migrations, structured mark up, HTML/CSS changes, site speed and core web vitals, JavaScript SEO, log file analysis and more Be able to effectively audit a website, conduct keyword research/mapping, conduct analytics audits, set up tracking using UA/GA4/GTM More ❯
Employment Type: Full-Time
Salary: £30,000 - £50,000 per annum
Posted:

SEO Account Manager

Central London, London, United Kingdom
Hybrid / WFH Options
Profile 29
on in with the implementation of advanced technical SEO directly on client sites such as migrations, structured mark up, HTML/CSS changes, site speed and core web vitals, JavaScript SEO, log file analysis and more Be able to effectively audit a website, conduct keyword research/mapping, conduct analytics audits, set up tracking using UA/GA4/GTM More ❯
Employment Type: Permanent, Work From Home
Salary: £50,000
Posted:

SEO Account Manager

London, South East, England, United Kingdom
Hybrid / WFH Options
Profile 29
on in with the implementation of advanced technical SEO directly on client sites such as migrations, structured mark up, HTML/CSS changes, site speed and core web vitals, JavaScript SEO, log file analysis and more Be able to effectively audit a website, conduct keyword research/mapping, conduct analytics audits, set up tracking using UA/GA4/GTM More ❯
Employment Type: Full-Time
Salary: £30,000 - £50,000 per annum
Posted:

Project Manager

London, United Kingdom
Hybrid / WFH Options
iCIMS, Inc
project management experience. Previous experience working with business and technical executives to outline and executive against strategic roadmaps. Previous stakeholder and vendor management experience in a project environment preferred. JavaScript, XML, SQL experience preferred. Benefits Medical and Dental coverage available for employees, dependents, domestic partners, and spouses Paid Time Off - Flexible options plus 10 paid company holidays where available All More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Fast Data Training Lead

Graz, Steiermark, Austria
Stats Perform
staff, you've got all the ingredients to make it a magical experience! Our teams of technical experts specialize in harnessing live sporting data, using advanced cloud technologies, Java, JavaScript and Python. It is these tech teams that enable us to extract patterns through AI and Machine Learning and deliver our insights via APIs. In short, they turn complex data More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Principal Systems Engineer IVV

Maidenhead, Berkshire, United Kingdom
Ultra Electronics Group
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. Notice Due to More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Frontend Engineer

London, United Kingdom
Henry Schein One group
located across from Guildford Mall, in Surrey, BC. Whatyou will do Lead the design and development of beautiful, snappy, and native-feeling UI experiences usingReact, Next.js, Redux, and modern JavaScript/TypeScript. Provide significant architectural oversight for frontend applications, making key decisions on frameworks, patterns, and tooling. Mentor and guide junior and mid-level frontenddevelopers, fostering their technical growth and … quality, testing (React Testing Library, Jest, etc.), accessibility, and maintainability. Drive improvements and innovation in ourfrontend architecture, tooling (NPM, Webpack, Vite), and development processes. Technologies We Use Languages & Frameworks: JavaScript (ES6+), TypeScript, React, Next.js, Redux, HTML5, CSS3/SCSS Testing: React Testing Library, Jest, Cypress (or similar) Build & Tooling: NPM, Webpack, Vite (or similar modernbundlers), Babel DevOps & Tools: AWS (S3 … from Grails/Java services) Qualifications Must haves: 5-7+ years of proven track record in frontend development, with a strongportfolio of building complex, scalable web applications using JavaScript, CSS, and HTML. Expert-level experience with React, Next.js, and state management libraries like Redux. Proficient with React Testing Library, Jest, or similarfrontend testing frameworks. Demonstrated ability to lead technical More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior UI Developer lead for BestX product, AVP

London, United Kingdom
IIBA (International Institute of Business Analysis)
change through the organization. Advocating Test Driven Development and facilitating effective CI/CD processes. Education & Preferred Qualifications Core/Must have skills 10+ years hands-on experience with Javascript, TypeScript, Websocket, React, Angular, Material UI, and REST APIs. Solid understanding of modern JavaScript build tools like node, npm, rush, yarn, webpack, babel, Cyprus. Programming experience with modern languages such More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior .NET Developer in Oxford - Applause IT Recruitment Ltd

Oxford, Oxfordshire, United Kingdom
Java Script Works
Minimum Requirements 5+ years of Full Stack experience using the Microsoft stack Strong front-end skills using HTML5, CSS3, and a modern JavaScript framework (Angular, Vue, or React) Proficient in SQL development, including procedures and query optimization Experience with source control tools like Git Responsibilities Build and maintain scalable web applications using C#, .NET 6, and ASP.NET Core/MVC … Conduct front-end development using TypeScript/JavaScript and modern frameworks (Angular, Vue, or React) Design and develop APIs and backend logic using SQL Server and MySQL Salary $60,000 - 70,000 per year Requirements Build and maintain scalable web applications using C#, .NET 6, and ASP.NET Core/MVC Conduct front-end development using TypeScript/JavaScript and modern More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Manager, Software Engineering GitHub

United Kingdom
Coding Black Females Ltd
analyze code, enabling the early detection of security vulnerabilities and correctness errors in software. CodeQL supports a wide range of programming languages, including C/C++, C#, Go, Java, JavaScript/TypeScript, Kotlin, Python, Ruby, and Swift. Copilot Autofix is GitHub's LLM-powered remediation engine that produces high-quality fix suggestions for code scanning alerts, empowering developers to fix … in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript/TypeScript, Go, Ruby, Rust, or Python. OR Associate's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 5+ years … in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript/TypeScript, Go, Ruby, Rust, or Python. OR Bachelor's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 4+ years More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

.NET Software Development Engineer

United Kingdom
American Express Global Business Travel
SQL Server 2008/12 Jira and/or TFS management software Desirable Skills Source control such as Azure DevOps Repos and GIT REST API techniques ReactJs, Typescript/Javascript Building scalable applications Relational database design ORM and DI frameworks DDD and TDD processes SOLID development principles SPA JavaScript framework Deployment tools and test automation framework Key Attributes/Behaviours More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack .NET Developer

Dorchester, Dorset, England, United Kingdom
Verisk
You’ll play a key role in building and maintaining modern, high-performing web applications using C#/.NET at the core. If you have front-end experience with JavaScript frameworks like React or Angular, even better — but our priority is strong backend engineering skills with a passion for quality code and scalable solutions. RESPONSIBILTIES : Develop, enhance, and maintain web … code that follows best practices Take part in code reviews, sprint planning, and agile ceremonies Work across the full stack when needed, particularly on user-facing features using modern JavaScript frameworks (React, Angular, etc.) QUALIFICATIONS : Strong commercial experience with C# and the .NET stack Good knowledge of software development principles, design patterns, and version control (Git) Experience working in Agile … teams, using tools like Jira, DevOps, or similar A collaborative mindset with good communication skills Experience with JavaScript frameworks like React, Angular etc. is a nice-to-have, not a must Familiarity with SQL databases Understanding of CI/CD pipelines, automated testing, or cloud environments is a plus Why Join Us? Be part of a supportive, close-knit team More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

Senior Software Engineer - Hybrid Manchester

Manchester, Lancashire, United Kingdom
Hybrid / WFH Options
Software Delivery (Non-Technical)
are looking for Engineers at both Senior and Principal Level for a hybrid role in Manchester to support us with expansion of AWS services and dependencies working with Java, JavaScript, TypeScript, NodeJS, React and CloudFormation, Lambda andAWS Serverless Technologies. In this role, you'll work on high-impact projects, architecting and delivering scalable, secure, and efficient cloud-based solutions. You … building scalable serverless applications using AWS Lambda, CloudFormation, API Gateway, S3, DynamoDB, and more. Automating infrastructure provisioning using AWS CloudFormation and other IaC tools. Developing and maintaining applications using JavaScript (Node.js, React), TypeScript, and Java. Collaborating with cross-functional teams to deliver end-to-end solutions. Applying best practices for CI/CD, testing, and deployment in a cloud-native … environment. What We're Looking For: Proven experience with AWS core services, especially Lambda and CloudFormation. Strong knowledge of serverless architectures and cloud-native development. Proficiency in JavaScript frameworks such as Node.js and React. Experience with TypeScript and Java in backend or full-stack development roles. Solid understanding of modern development practices including version control (Git), unit testing, and agile More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

VP Frontend Engineer

London, United Kingdom
Cornwallis Elt Ltd
Lead Frontend Engineer - Credit Trading, Investment Banking, Agile, UI, React, TypeScript, JavaScript - Permanent, Hybrid, up to £125,000 base Our client, a leading global financial institution, is seeking a highly skilled Lead Frontend Engineer to join its Credit Technology team in London. This role will be responsible for leading critical UI initiatives within a global technology team, driving development projects … Credit Flow business. • Contribute to strategic UI architecture development and infrastructure improvements. • Ensure the trading platform adheres to security and compliance standards. Key Skills & Experience: • Strong proficiency in TypeScript, JavaScript, React, HTML/CSS, Node.js. • Familiarity with backend technologies such as Java 8, Vert.x, Linux. • JIRA, Confluence, Git, NPM, Yarn, Webpack, TeamCity/Jenkins, Artifactory. • Demonstrable experience running a development More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Full Stack Web Developer - ONSITE

Loughton, Essex, England, United Kingdom
Hybrid / WFH Options
Profile 29
Developing website features and fixing bugs using C#, Entity Framework, Azure Service Bus and SQL Server Writing unit and integration tests using NUnit Styling website changes in CSS Developing JavaScript code using frameworks such as Vue Attending scrum meetings and briefings with project owners and peers Writing SQL scripts to modify database schema in SQL Server 2014 Required Recent legacy … essential) ASP.NET 4.6+ MVC 5 C# 6 including advanced language features e.g., generics, lambdas, delegates Design Patterns and SOLID Principles Entity Framework 6+ SQL Server 2014+ TDD/NUnit Javascript/JQuery/AJAX HTML5/CSS3 Desirable ASP.NET Core Azure Service Bus Entity Framework Core Vue Agile methodologies/Scrum Automated browser testing/SpecFlow/Selenium SignalR ECMAScript6 … .com/privacy) Profile 29 recruitment keywords: senior web developer lead web developer London Essex ASP.NET MVC MVC5 C# 6 Design Patterns SOLID Entity Framework SQL Server TDD NUnit Javascript Jquery AJAX HTML5 CSS finance fintech More ❯
Employment Type: Full-Time
Salary: £70,000 - £120,000 per annum
Posted:

Senior Full Stack Web Developer - ONSITE

Loughton, Essex, South East, United Kingdom
Hybrid / WFH Options
Profile 29
Developing website features and fixing bugs using C#, Entity Framework, Azure Service Bus and SQL Server Writing unit and integration tests using NUnit Styling website changes in CSS Developing JavaScript code using frameworks such as Vue Attending scrum meetings and briefings with project owners and peers Writing SQL scripts to modify database schema in SQL Server 2014 Required Recent legacy … essential) ASP.NET 4.6+ MVC 5 C# 6 including advanced language features e.g., generics, lambdas, delegates Design Patterns and SOLID Principles Entity Framework 6+ SQL Server 2014+ TDD/NUnit Javascript/JQuery/AJAX HTML5/CSS3 Desirable ASP.NET Core Azure Service Bus Entity Framework Core Vue Agile methodologies/Scrum Automated browser testing/SpecFlow/Selenium SignalR ECMAScript6 … .com/privacy) Profile 29 recruitment keywords: senior web developer lead web developer London Essex ASP.NET MVC MVC5 C# 6 Design Patterns SOLID Entity Framework SQL Server TDD NUnit Javascript Jquery AJAX HTML5 CSS finance fintech More ❯
Employment Type: Permanent, Work From Home
Posted:

Graduate .NET Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
Graduate .NET Developer - Investment Bank - London (Tech stack: Graduate .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, Graduate .NET Developer) Our client is the world's most respected banking institution. Their story dates back to the 1890s and today they operate from over 10,000 offices in 100 countries. …/ASP.NET MVC, C# or C#.NET winforms) and Azure SQL. Our client offers training in: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. This is a truly amazing opportunity to work for a prestigious banking brand that will do wonders for your CV. They invest heavily in training and More ❯
Employment Type: Full-Time
Salary: £35,000 - £60,000 per annum
Posted:

Senior Software Developer

Nottingham, Nottinghamshire, East Midlands, United Kingdom
Hybrid / WFH Options
Oscar Associates (UK) Limited
work from our office in Nottinghamshire if you prefer a hybrid or in-person setup. What You'll Be Doing Designing and building scalable, high-performance systems using PHP, JavaScript, HTML, and CSS Contributing to the development and integration of AI-driven features and systems Working closely with DevOps, product, and UI/UX teams in a collaborative environment Participating … code reviews, sprint planning, and architectural discussions Writing clean, maintainable code with a focus on performance and security What We're Looking For Solid experience with PHP and modern JavaScript (ES6+) Strong front-end development skills using HTML, CSS , and responsive design principles Familiarity with AI systems (e.g., integration of ML APIs, AI-powered features, automation tools) Experience working in More ❯
Employment Type: Permanent, Work From Home
Salary: £50,000
Posted:

Full Stack Developer

Cardiff, South Glamorgan, Wales, United Kingdom
Oscar Associates (UK) Limited
Full Stack Developer - C# .Net/JavaScript/SQL - Cardiff - Hybrid - £60,000 The Role A innovative tech focused software house is looking for a talented Full Sack Developer to join their growing development team. You will also have the opportunity to work on new and existing projects based in Amazon Web Service as the company continues to scale into … customer facing platform features and improvements as well as internal systems, educational content tools and 3rd party integrations Role requirements At least 4 years' commercial experience in C# TypeScript, JavaScript Postgres Desirables Angular, React or Vue Azure DevOps & Git AWS SQL Server Familiarity with responsive layout and accessible design Unit/Functional Testing The Company The company is the tech More ❯
Employment Type: Permanent
Salary: £60,000
Posted:
JavaScript
10th Percentile
£37,500
25th Percentile
£48,500
Median
£65,000
75th Percentile
£87,500
90th Percentile
£118,750