Frontend Senior Lead Software Engineer

JPMorgan Chase & Co.; Glasgow; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading financial services firm seeks a Senior Lead Frontend Engineer in Glasgow. You will design and deliver secure and stable technology products using Javascript, Typescript, and React. Responsibilities include technical troubleshooting, producing high-quality code, and collaborating with UX designers to ensure optimal user experience. The ideal candidate should have solid experience in software engineering principles and cloud solutions, contributing to an agile team culture.

Qualifications

• Formal training or certification in software engineering concepts.
• Hands-on experience in system design, application development, testing, and operational stability.
• Solid development experience in Javascript, Typescript, React, or similar technologies.

Responsibilities

• Execute software solutions and technical troubleshooting.
• Create secure and high-quality production code.
• Improve system stability and efficiency.

Skills

Javascript

Typescript

React

Cloud deployment solutions

E2E testing

Education

Certification in software engineering concepts

Tools

Cypress

Webpack

Nx

Job description

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.

As a Senior Lead Frontend Engineer at JPMorgan Chase within the Risk Technology team, you will be a key player in an agile team, tasked with designing and delivering secure, stable, and scalable market‑leading technology products. Your role involves implementing critical technology solutions across various technical areas within different business functions to support the firm’s business objectives. Our primary front‑end technologies include JavaScript, Typescript, and React, which interface with a Spring Boot back‑end and are deployed to Kubernetes‑based platforms on both private and public clouds. A significant part of your role will be to ensure that our deployments, conducted via a build server, are efficient and well‑controlled.

We primarily use Javascript, Typescript, and React as our main front‑end technologies, interfacing with a Spring Boot back‑end and deploying to Kubernetes‑based platforms on both private and public cloud. We have a heavy focus on ensuring that our deployments, via a build server, are both efficient and well‑controlled.

Job responsibilities

• Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems
• Works closely with multiple teams to understand requirements, create solutions which meets business needs for the widest number of teams
• Creates secure and high‑quality production code and maintains algorithms that run synchronously with appropriate systems
• Continuously improves on system stability and efficiency
• Produces architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development
• Contributes to software engineering communities of practice and events that explore new and emerging technologies
• Collaborate effectively with UX designers, refining and negotiating requirements to bridge gaps between design and development, ensuring optimal user experience and technical feasibility.
• Strategize and implement end‑to‑end (E2E) testing plans, with extensive experience in tools such as Cypress; apply efficient separation of concerns, debug and improve testing performance, and drive best practices in automated testing.
• Demonstrate strong domain knowledge in managing and scaling large monorepos, ensuring maintainability and code quality across teams.
• Apply expertise in module federation, Webpack, RSpack, or Vite to optimize front‑end architecture and enable scalable, modular development.
• Establish and maintain comprehensive yet developer‑friendly linting rules to enforce code quality and consistency across the codebase.

Required qualifications, capabilities, and skills

• Formal training or certification on software engineering concepts and proficient advanced experience
• Hands‑on practical experience in system design, application development, testing, and operational stability
• Solid development experience in Javascript, Typescript, React, or similar technologies
• Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages
• Overall knowledge of the Software Development Life Cycle
• Solid understanding of agile methodologies such as CI/CD, Applicant Resiliency, and Security
• Solid experience with Cloud deployment solutions such as Kubernetes

Preferred qualifications, capabilities, and skills

• Competency in HTML, CSS, SVG, ES6, TypeScript, React, Lodash, NodeJS
• Experience with build tools such as Nx, and Maven
• Familiarity with modern front‑end technologies
• Exposure to cloud technologies
• Proven ability to interface with UX designers and product teams to refine requirements and deliver seamless user experiences.
• Extensive experience in E2E testing, including strategy, implementation, debugging, and performance optimization with tools like Cypress.
• Strong domain knowledge in large monorepo management.
• Experience with module federation, Webpack, RSpack, or Vite.
• Expertise in setting up and maintaining comprehensive, developer‑friendly lint rules for code quality enforcement.