Gazette • Series 2026 Friday, November 13, 2026 · London & New York Verified Employers
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The Transatlantic Chronicle of Executive Opportunities, Compensation & Corporate Governance
Gazette · Ledger · United States · JavaScript Web Engineer
Executive Appointment Mandate ID: EX-1008460126940

JavaScript Web Engineer

Concentrix · 🇺🇸 London, England · ✓ Certified Corporate Entity
Compensation Bracket £32,781 - £59,516
Tenure & Discipline Executive Full-Time
Jurisdiction United States
Statutory Visa Pathway US Immigrant / H-1B
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Executive Mandate Specification

Job Title:

JavaScript Web Engineer

Job Description

JavaScript Web Engineer

Concentrix Catalyst is the experience and service design practice of Concentrix, a global leader in CX, customer engagement and digital transformation.
We’re now looking for a JavaScript Web Engineer, who enjoys a challenge, to join us.
So, if you have a thirst for innovation and want to work with talented and passionate people in an informal and high energy environment, then read on.

You will:

  • Strong JavaScript skills and experience with at least one modern JS framework such as React.js, Next.js is required. Candidates must be familiar with writing modern ES6 syntax and be comfortable writing modular reusable components.
  • Experience writing styles using a CSS preprocessor, utilising variables, mixins, functions, etc.
  • Good understanding of how to create responsive web designs that work across a variety of browsers and devices.
  • Buildpixel-perfect,responsive,accessibleUIs.
  • Maintaincodeandwriteautomatedteststoensuretheproductisofthe highest quality.
  • Ensure the quality of the software you write via unit tests, integration tests and automated UI tests.

What skills do you need?

Required

  • Firm grasp of the JavaScript and TypeScript language and its nuances, including ES6+ syntax and able to write well-documented, clean JavaScript code compliant with the latest standards.
  • Experience using component libraries like Material UI and Tailwind UI.
  • Solid knowledge of best-practice at working with third-party dependencies

and debugging dependency conflicts.

  • Experience with web accessibility standards (WCAG 2.1) and testing for compliance.
  • Experience with Web Application Security Standards and testing for common vulnerabilities.
  • Writing code that follows SOLID principles, platform-specific conventions and common design patterns.
  • Experience implementing automated testing libraries like Jest
  • Knowledge of using git-based source control (*we use Bitbucket).
  • Good communications skills and able to work in a client-facing role.

Desirable

  • Practical experience in Continuous Integration and Continuous Delivery techniques and toolchains.
  • Experience using a headless CMS
  • Skilled in securing data in transit and at rest using a variety of encryption

techniques.

  • Knowledge of Scrum or Kanban.
  • Experience with static site generation using Gatsby
  • Experience with GraphQL

Location:

GBR London - 1 Valentine Place - Tigerspike

Language Requirements:

Time Type:

Full time

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Statutory Executive Benefits & Governance

  • Executive Health, Vision & Dental Coverage with Global Provider Options
  • Corporate Pension Auto-Enrolment / 401(k) Retirement Plan with Fiduciary Matching
  • Annual Discretionary Performance Incentive & Long-Term Equity Participation
  • Executive Leave Allotment, Statutory Holidays & Dedicated Health Care Reserves
  • US Department of Labor & E-Verify Work Authorization Sponsorship
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