1 to 25 of 51 Permanent JavaScript Jobs in Warrington

solid foundation in software development, the ability to work collaboratively with cross-functional teams, and a commitment to learning and growth within the company. Our Tech Stack: Programming Languages: JavaScript, C# .Net, Azure Bicep, YAML, Python Frameworks and Libraries: ReactJS, NextJS, .Net Core Databases: Azure Cosmos DB, Snowflake, Azure Data Factory Cloud Services: Azure - Azure Functions, Service Bus, Azure Storage … to open-source projects or personal projects. Nice to have Certifications: Microsoft Certified: Azure Developer Associate. Microsoft Certified Azure Solutions Architect Associate. Full Job Profile Technical Skills: Programming Languages: JavaScript, C# .Net, YAML Frameworks and Libraries: React, NextJS, .Net Core Databases: Azure Cosmos DB, Snowflake, Azure Data Factory Cloud Services: Azure - Azure Functions, Service Bus, Azure Storage, Key Vault CI More ❯

experience in software engineering, preferably within the Life Sciences Sector Strong grasp of computer science fundamentals: data structures and algorithms, complexity, object oriented design Mastery of modern web technologies & Javascript is essential: React, CSS, Node, Angular, etc. Proficient in at least one all purpose imperative language: Python (ideal), Java, C++, etc. Familiar with modern DevOps/CloudOps best practices - test More ❯

Senior Software Engineer - hybrid (3 days a week on-site) I'm working with a growing FinTech in Manchester, looking to scale their engineering team with an experienced JavaScript-focused SWE to improve and add new features to their existing platform. You will be a part of a fairly small agile team, communicating with PMs, Designers, and stakeholders to understand … for continuous improvement of the innovative product, whilst helping to mentor more junior devs in the team. Here are the skills our client are looking for: Strong experience in JavaScript and TypeScript Deep understanding of React.js, ideally Next.js Proficiency in Node.js, particularly Express.js for backend services Familiarity with AWS services and cloud architecture Infrastructure as code expertise using Terraform Containerisation More ❯

and design patterns. Create middleware and intranet applications that streamline internal workflows and communication between distributed systems. Write clean, maintainable, and efficient code across multiple languages (C#, PHP, Python, JavaScript). Develop and consume REST APIs, ensuring secure, performant communication between services. Ensure scalability and resilience in applications handling large volumes of traffic and burst events. Implement and refine queue … workflows) and suggest practical implementations. Participate in architecture reviews, sprint planning, code reviews, and knowledge sharing. Required Skills & Experience Strong commercial development experience in: ASP.NET Core , C# PHP , Python , JavaScript SQL dialects : MySQL, MSSQL, PostgreSQL Familiarity with Redis , ElasticSearch , REST APIs Experience with Windows-based development : services, scheduled tasks, web servers (e.g. IIS). Magento or other open-source e More ❯

/CD pipelines and automated deployment processes Demonstrate completed features and development progress to internal and external stakeholders Essential Skills and Experience Proven experience in software development using Java, JavaScript, or Python Solid understanding of cloud computing environments, particularly AWS or Azure Practical knowledge of DevOps practices and tools, such as Jenkins, GitLab, Docker, OpenShift, or Kubernetes Experience working with More ❯

and ship new features Optimize applications for maximum speed and scalability Build reusable code and libraries for future use Your Profile Strong front-end technology skills using HTML, CSS, JavaScript, React JS, Redux, Node, test framework (e.g., Jest) Strong experience with back-end technology: Java, SpringBoot, JPA, Hibernate, Junit, Mockito, microservices Experience with SQL (MS SQL preferred), cloud technology and More ❯

and develop secure RESTful/GraphQL APIs for seamless data integration. Performance Optimisation. System Architecture & Scalability. Code Review & Quality Assurance. Security Best Practices. Skills and Experience: Essential: Proficiency in JavaScript/TypeScript, React, Node.js, PostgreSQL, and MongoDB. Experience with Directus or other headless CMS solutions. Strong understanding of RESTful & GraphQL APIs. Proven experience in leading a development team and mentoring More ❯

with queuing mechanisms such as RabbitMQ, SQS, SNS etc. Knowledge of Cloud development on AWS, Azure or Google Cloud is appreciated. Expertise in front end development using Angular 15, Javascript, HTML5, Bootstrap, and CSS would be a plus What We Offer: Competitive remuneration package that recognizes and rewards your skills and expertise. Comprehensive Medical & Life Insurance Plan to prioritize your More ❯

C# .NET Software Engineer – Hybrid (2 Days/Week) – Manchester City Centre Salary: £45,000 – £75,000 per annum Location: Manchester City Centre (2 days/week in-office, 3 days remote) Job Type: Permanent, Full-Time Role Overview We More ❯

be considered for the .NET Developer position, we are looking for a candidate with the following skills and experience. Essential Skills: C#, .NET Core SQL/NoSQL HTML, CSS, JavaScript/TypeScript Desirable Skills: React/Angular/Vue.js Azure DevOps/Azure Services The .NET Developer role comes with a range of industry leading benefits and has a salary More ❯

Unit testing, TDD, CI/CD, SOLID, BDD etc.) and experience working as part of an agile delivery team. Continuous delivery, with pipelines implemented in Kubernetes, Docker Front-End JavaScript Frameworks, especially Angular is advantageous Experience implementing and maintaining Datadog Experience using GitHub and GitHub Actions Behaviour Driven Development (BDD), with Gherkin & SpecFlow Atlassian Jira, Confluence & JFrog Artifactory Ideally some More ❯

with and supporting our clients. This role is full time, 37 hours per week and is fully remote. Essential Experience Of The Software Developer Demonstratable C#, SQL Server and JavaScript experience Experience working within an agile-based software development framework Qualifications For The Software Developer We value difference and don’t have a fixed idea when it comes to background More ❯

Work Schedule Standard (Mon-Fri) Environmental Conditions Office Job Description Role Objective: The purpose of the Software Engineer is to be responsible for the quality of software being deployed into the Real-World Data & Scientific Solutions environments. They are responsible More ❯

Senior Full Stack JavaScript Developer Manchester (Hybrid, 3 days a week) £65,000 - £70,000 + Bonus + Share Options If you're a Senior Full Stack Developer who's ready for more ownership, more say in product direction, and more impact this one's worth a look. I'm hiring for a well-funded Health Tech product company in … hooks), Next.js, TypeScript Backend: Node.js, GraphQL, RESTful APIs Database: PostgreSQL Infrastructure/DevOps: Docker, AWS, CI/CD Pipelines What they're looking for: Strong experience in full stack JavaScript development in a busy product-led environments Proven ability to design and architect scalable systems not just build features but think about long-term performance, maintainability and growth Deep understanding More ❯

paced, collaborative, and quality-focused, ideal for a senior or Lead Engineer who loves mentoring others, shaping technical direction, and shipping meaningful software. Tech Stack & Approach Full stack Node.js, JavaScript/TypeScript, Vue.js AWS SOLID principles, strong design patterns, CI/CD pipelines, test automation Trunk Based Development (TBD) A culture of continual learning, shared knowledge, and pragmatic delivery Your … incidents What You'll Bring 6+ years' experience in full stack development Experience working within a large Software Engineering Team. Deep experience in Node or C# and TypeScript/Javascript Experience working in a large Software Engineering Team. Proven track record of designing scalable and secure systems Strong grasp of software architecture, SOLID principles, CI/CD and design patterns More ❯

the most talented Software Engineers to join them. 🌳£55-75k (depending on experience) 🌳Fully remote 🌳Benefits package 🌳Key requirements:🌳 · Over 4 years of experience working with Java, React, Javascript · Experience using Cloud-based architecture, AWS or Azure · DevOps Automated Tools, Jenkins, Docker, OpenShift or Kubernetes · Experience using SQL, MongoDB or Elasticsearch · Experience using Testing technologies, Cypress, Selenium or Cucumber More ❯

who can design and build high-traffic systems that scale effortlessly under load. Must be fluent in optimizing backend performance and architecting resilient, low-latency infrastructure. · Proficient in modern JavaScript tools and libraries, especially React (our primary frontend library) and Node.js on the backend. · Experience working with non-relational databases (e.g., MongoDB, ideally via MongoDB Atlas) and AWS-managed services More ❯

marketing, ideal for someone passionate about building scalable solutions in a fast-paced, high-impact environment. What Makes You a Great Fit? Strong full-stack engineering background (Python or JavaScript preferred) Experience with large data sets and data engineering pipelines Cloud expertise is a huge plus (AWS, Snowflake, Databricks) Thrives in an agile/start-up-like environment with minimal More ❯

user manuals and help systems • Mentor Junior Developers and assist with their professional development Knowledge, Skills and Experience Essential • Significant commercial experience in the web stack; HTML, CSS and JavaScript • Have proven experience in a similar role on a similar scale system • Expert knowledge of ES2015 • Proven experience with ReactJS • Experience writing middlewares in Node.js • Use of build tools, particularly More ❯

Full Stack JavaScript Developer - Contract Manchester hybrid (3 days onsite per week) Outside IR35 £450 - £525 per day Contract Length: 6 months I'm working with a SaaS start-up in the B2B retail space they've just closed Series A and are kicking off a new payments platform for their client base. They're building smart tools for retailers … to manage suppliers, stock, and payments all in one place. They need a strong full stack JavaScript contractor to help lead this greenfield build. You'll be working closely with the CTO and product team to bring the new feature to life. The stack: Frontend: Vue3, TypeScript Backend: Node.js, PostgreSQL, Stripe API, GraphQL exposure, RESTful API design Infrastructure: Docker, AWS … CI/CD Pipelines What they need from you: 5+ years of full stack JavaScript experience with strong commercial use of Vue and Node Ability to design, develop and document scalable APIs and microservices Comfortable integrating third-party services (Stripe experience essential) Experience managing PostgreSQL databases and designing relational data models Strong TypeScript fundamentals and ability to enforce typing and More ❯

.NET Developer - Global Sports Company – Liverpool (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global sports brand that operates in over 115 countries worldwide. They are the biggest sports company in Europe and the second largest on the planet! Over the past 30 years … .NET Developer that have a strong background in .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Training will be provided into: .NET 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD, SQL Azure and MongoDB. All positions come with the following benefits: 15% bonus Generous pension Private healthcare Training allowance of £9,700 per year Free More ❯

join a forward-thinking, collaborative team working on impactful projects that enhance user experience, optimise platform performance, and deliver at scale. You’ll work with cloud-native tools, modern JavaScript frameworks, and contribute directly to the evolution of a high-performing digital product. What You’ll Be Doing: Designing and building robust backend services to support personalisation, fulfilment, and customer … across product and engineering teams to deliver new features with real business value. Driving best practices in engineering, mentoring others, and contributing to a healthy team culture. Tech Stack: JavaScript/TypeScript Node.js (server-side development) AWS (Lambda, DynamoDB, and other serverless services) Why Apply? Up to £80K base salary 15% performance bonus Hybrid setup: 1–2 days in London More ❯

This will involve working closely with the Heads of Technology, Software Architects and team leads, so strong stakeholder management ability is crucial. Duties: Designing, developing, and optimising full-stack JavaScript systems and components (React, Node.js, Typescript) Scaling and performance optimisation of web front-end and interaction with API layers Resolve high-level, complex software challenges and optimise system performance Implement … development and maintenance of technical documentation Mentor Junior Developers and assist with their professional development. REQUIREMENTS: Significant commercial experience in the web stack of React, Node.js, HTML, CSS and JavaScript Understanding of low latency, high-scale approaches such as WebSockets Thorough grasp of distributed web caching tools and techniques, e.g. Redis, etc Understanding of fundamental software development best practices, architectures More ❯

back-end or full-stack.. tech stack below is what you would be working with Strong commercial experience working with C#/.NET/.NET Core/Visual Studio Javascript/VueJS SQL/RDMS Xamarin/App development Any experience within cloud environments... particularly with AWS would be beneficial! The Benefits? (Skinny) 25 days annual leave + Bank Holidays More ❯

ENGINEER – Mid level Salary up to £45,000 Hybrid working arrangements in the Chester area 2 days per week on site 3 days work from home C#, .NET, SQL, JavaScript, TypeScript ABOUT THE CLIENT: We are a company with a fast-paced working environment, we work hard, challenge the norm and go the extra mile to make our customers happy. … to best practices, driving and ensuring high quality solutions Collaborate with Principal, Development Manager and Architect to help meet team objectives ESSENTIAL SKILLS: Strong technical experience of C#, .NET, JavaScript, TypeScript Experience with modern JavaScript Frameworks ideally Vue.js, React.js TO BE CONSIDERED: Please either apply by clicking online or emailing me directly at Patrick.doyle@searchability.com. For further information please call … you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only. KEY SKILLS: .Net, C#, JavaScript, TypeScript More ❯