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Senior JavaScript Developer

2 months ago

London Area, United Kingdom Primis Full time

Position: Senior JavaScript Developer

Location: London Hybrid

Employment Type: Full-time


About Us

Primis is currently partnered with a leading digital advertising marketplace who are looking for a highly skilled Senior JavaScript Developer to join their dynamic team and help us build innovative solutions to meet our business needs.


Position Overview

We are seeking an experienced Senior JavaScript Developer who will be responsible for designing, developing, and maintaining front-end and back-end applications using JavaScript and modern frameworks/libraries. The ideal candidate should have deep expertise in JavaScript, along with strong problem-solving skills and the ability to lead projects and mentor junior developers.


Key Responsibilities

  • Develop, maintain, and optimize web applications using JavaScript, as well as owning assigned tickets end-to-end to delivery the request.
  • Lead the development of single-page applications (SPAs) using modern JavaScript frameworks such as React.js and or node.js.
  • Write clean, scalable, and well-documented code with a focus on maintainability.
  • Optimize applications for maximum speed and scalability.
  • Troubleshoot, debug, and upgrade existing applications.
  • Maintain version control using Git and follow best practices in code reviews and continuous integration.
  • Stay up-to-date with the latest trends, tools, and technologies in the JavaScript ecosystem.
  • Mentor and guide junior developers, conducting code reviews and providing technical leadership.


Required Qualifications

  • Bachelor's or Master's degree in Computer Science, Engineering, or a related field (or equivalent work experience).
  • 5+ years of experience in JavaScript development.
  • Extensive experience with front-end frameworks such as React.js, Node.js
  • Familiarity with databases such as MongoDB


Preferred Qualifications

  • Experience working with cloud platforms like AWS.


Soft Skills

  • Excellent problem-solving and analytical skills.
  • Strong verbal and written communication skills.
  • Ability to work independently and as part of a collaborative team.
  • Leadership qualities and the ability to mentor junior developers.


Perks and Benefits

  • Competitive salary, bonus, learning and development fund & welfare fund