1 to 25 of 27 JavaScript Jobs in Portsmouth

interfaces. Integrate with RESTful APIs and cloud-based services. Participate in code reviews, design discussions, and agile ceremonies. Key Skills & Experience: Strong proficiency in JavaScript and TypeScript . Advanced knowledge of React.js and familiarity with modern React patterns (hooks, context, etc.). Solid understanding of HTML5 , CSS3 , and responsive web More ❯

in C# and .NET. Expertise in: .NET Framework and WinForms Modern .NET (.NET 9) SQL Server (including performance optimisation) Front-end tech (HTML, CSS, JavaScript) Proven experience with application modernisation, including migrating legacy WinForms applications to modern web platforms (Blazor preferred). ·Strong understanding of layered architecture and best practices More ❯

solving skills Level-headed and team-first mentality Good time-management skills Great interpersonal and communication skills Experience/Knowledge 3+ years using modern JavaScript, ideally with preference for TypeScript 3+ Years using C# Using a full-stack meta framework (Next.js, Remix, Astro) Developing REST and/or GraphQL web More ❯

Extensive expertise in Ruby on Rails , with a strong track record of building and scaling web applications. Advanced front-end development skills , specializing in JavaScript, React, Vue.js, and similar frameworks. Deep knowledge of relational databases , including PostgreSQL, MySQL, and other database systems. Familiarity with a range of technologies , such as More ❯

code reviews and continuous improvement What We’re Looking For Required: 2+ years software development experience 1+ year Angular (v10+) experience Strong TypeScript/JavaScript skills Familiar with RxJS and reactive programming Experience with APIs (REST or GraphQL) Some Node.js back-end experience or willingness to learn Good understanding of More ❯

positive attitude and empathy. Self-awareness and a desire to continually improve. Mandatory Skills Experience with TypeScript, Redux, React, Angular2+. Experience benchmarking and improving JavaScript performance. Experience designing scalable applications and systems. Experience with back-end technologies including Node.js and .NET. Experience migrating legacy applications to modern frameworks and architectures. More ❯

Experience and able to describe the Baseline Business Architecture, and Target Business Architecture. Ability to understand terminologies in web and mobile technologies in Angular, JavaScript, AWS, .Net, HTML5/CSS, SAP, Sales Force etc. and able to work along with team to meet the business requirements. Ability to test the More ❯

Social network you want to login/join with: col-narrow-left Client: Location: portsmouth, hampshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide Job More ❯

interpreted languages). Proficient with at least 1 “solution” language (eg C++, Java, C#). Proficient with at least 1 “utility” language (eg Python, Javascript, Perl, Powershell). Able to use and configure more than one major operating system (eg Windows, OSX, Linux, FreeBSD). Able to pick up new More ❯

Social network you want to login/join with: col-narrow-left Client: RedRock Resourcing Location: portsmouth, hampshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 06.06.2025 Expiry Date: 21.07.2025 col More ❯

Social network you want to login/join with: col-narrow-left Client: Attis Location: portsmouth, hampshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 5 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide More ❯

hybrid setup (3+ days/week in their stunning Portsmouth studio). What you'll need: 1 –5 years’ full stack experience Proficiency with JavaScript/TypeScript, React, Node.js, and CSS A passion for games and playful user experiences Be Creative & Passionate Salary & Benefits: £35,000 - £45,000 Hybrid working More ❯

hybrid setup (3+ days/week in their stunning Portsmouth studio). What you'll need: 1 –5 years’ full stack experience Proficiency with JavaScript/TypeScript, React, Node.js, and CSS A passion for games and playful user experiences Be Creative & Passionate Salary & Benefits: £35,000 - £45,000 Hybrid working More ❯

Strong Azure knowledge and experience – AKS, Azure Functions, Azure Services, etc Infrastructure as Code: Bicep, ARM or similar Scripting experience with PowerShell or similar – JavaScript or C# is desirable Their offices in Hampshire are commutable from Southampton, Bournemouth, Basingstoke, areas with flexible hybrid working. Please apply to this advert or More ❯

beneficial (e.g. Atlassian Jira, Confluence, BitBucket) Experience of Jenkins configuration and administration Experience in user interface design, implementation and test using HTML, CSS and JavaScript Experience of test automation using Node.js, npm, Python Working Pattern Hybrid working - a minimum of 3 days a week on site Travel None More ❯

Social network you want to login/join with: col-narrow-left Client: We Source Talent Location: Portsmouth, Hampshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 04.06.2025 Expiry Date: 19.07.2025 More ❯

a fantastic opportunity for those who join their journey. Role Overview They are looking for an experienced Front-End Developer with strong expertise in JavaScript to work on their core web-based platforms. The role involves designing, developing, and maintaining high-quality, user-friendly front-end applications that enhance the … and performance needs while ensuring compliance with web development best practices. Responsibilities Technical Excellence Develop and maintain scalable, high-performance front-end applications using JavaScript, TypeScript, and modern frameworks (React, Node, or Next). Work closely with designers, product managers, and back-end developers to implement seamless user experiences. Ensure … shared across the team. Communicate technical details effectively with both technical and non-technical team members. Essential Knowledge, Skills & Experience Skills Strong expertise in JavaScript, TypeScript, and modern front-end frameworks (React, Node, or Next). Deep understanding of HTML, CSS, and CSS preprocessors (SASS, LESS). Proficiency in responsive More ❯

You'll Have: Developed business solutions to delivery teams using Power Platform, created and maintained canvas and model driven applications and experience of developing JavaScript web resources and other advanced model driven app customisations. Additionally, experience in FM/Asset Management/Industrial Engineering environments is desirable, along with a More ❯

Social network you want to login/join with: col-narrow-left Client: MRJ Recruitment Location: portsmouth, hampshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 04.06.2025 Expiry Date: 19.07.2025 col More ❯

Social network you want to login/join with: col-narrow-left Client: bet365 Location: portsmouth, hampshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide More ❯

features using Ruby on Rails. Build and optimize APIs and cloud-native services to support robust analytics delivery. Enhance front-end functionality with modern JavaScript frameworks (React, Vue.js, or similar). Manage and scale infrastructure on AWS (EC2, RDS, Lambda, S3, CloudFormation). Maintain database performance and reliability (PostgreSQL, MySQL … Youll Bring to the Role Essential Skills & Experience: Strong expertise in Ruby on Rails and full-stack web development. Proficiency in front-end technologies: JavaScript, React, Vue.js, or similar. Solid knowledge of relational databases (PostgreSQL, MySQL). Experience with cloud platforms, particularly AWS (EC2, Lambda, S3, etc.). Skilled in More ❯

Social network you want to login/join with: Client: Explore Group Location: Portsmouth, Hampshire, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 2 Posted: 04.06.2025 Expiry Date: 19.07.2025 Job Description: I am looking for fullstack More ❯

Social network you want to login/join with: col-narrow-left Client: bet365 Location: portsmouth, hampshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide More ❯

environments. Qualifications Proven experience with cloud platforms (preferably AWS) and Infrastructure as Code tools such as CloudFormation, CDK, or Terraform. Proficiency in TypeScript and JavaScript; experience building web services with Node.js (NestJS and microservices knowledge is a plus). Strong understanding of RESTful APIs and cloud security principles, including IAM … methodologies; familiarity with Scrum is a plus. Enthusiasm for continuous learning, innovation, and professional growth. Our Technology Stack Cloud: AWS Infrastructure: CloudFormation Languages: TypeScript, JavaScript Frameworks: Node.js, NestJS Authentication & Identity: Auth0, Transmit Security Collaboration: GitHub Join us in securing digital identities and protecting client trust through cutting-edge engineering and More ❯

Senior Platform Engineer Experience in Cloud Native technologies? Come join us! Are you looking for a new role? We have an exciting opportunity at Checkatrade for a Senior Platform Engineer to join our mission of making home improvements easy by More ❯