Lead Engineer Front-End (JavaScript)

JPMorganChase; City Of London; On-site; GBP 55,000 - 80,000; Full time

Job summary

A global financial services leader in London is seeking a Lead Front-End Engineer to collaborate with design teams in delivering high-performing user experiences. You will be responsible for developing interactive web interfaces, ensuring SEO compliance, and optimizing front-end components for performance. The ideal candidate has strong skills in JavaScript, jQuery, and React, along with a good understanding of accessibility and DevOps practices. Explore an opportunity to work in an inclusive environment with a focus on diversity.

Qualifications

• Proven experience as a front-end developer or similar role.
• Strong proficiency in JavaScript, jQuery, React, HTML5, CSS3, and animation techniques.
• Strong understanding of SEO best practices for front-end development.
• Strong understanding of Accessibility compliant implementations.
• Experience integrating and configuring analytics tools.
• Familiarity with DevOps methodology and CI/CD pipelines.
• Excellent problem-solving skills and attention to detail.
• Strong communication and teamwork abilities.

Responsibilities

• Collaborate with designers and product owners to create user-friendly interfaces.
• Develop responsive, high-performance front-end components using JavaScript.
• Ensure all front-end implementations are SEO-compliant and integrate with analytics.
• Implement pixel-perfect designs with attention to detail.
• Apply CI/CD and DevOps best practices.
• Optimize applications for maximum speed and compatibility.

Skills

JavaScript

jQuery

React

HTML5

CSS3

animation techniques

SEO best practices

Accessibility compliance

analytics tools

DevOps methodology

CI/CD pipelines

problem-solving skills

communication abilities

Job description

Deliver innovative, engaging, and high-performing user experiences as a Lead Front-End Engineer, translating creative concepts into interactive web interfaces.

The Lead Front-End Engineer role involves working closely with the design team to deliver innovative, engaging, and high-performing user experiences. This position is responsible for translating creative concepts into high-quality, interactive web interfaces using front-end technologies and animation techniques, ensuring all solutions are SEO-friendly and analytics-ready.

Key Responsibilities

• Collaborate with designers, product owners, and back-end engineers to create user-friendly, visually appealing, and performance-optimized interfaces.
• Develop responsive, high-performance front-end components using JavaScript, jQuery, and modern animation frameworks.
• Ensure all front-end implementations are SEO-compliant and integrate seamlessly with analytics platforms for data-driven insights.
• Implement pixel-perfect designs with attention to detail and smooth user interactions.
• Apply CI/CD and DevOps best practices to streamline build, test, and deployment processes.
• Optimize applications for maximum speed, scalability, and cross-browser compatibility.
• (Good to Have) Apply AI principles and integrate AI agents into front-end applications where applicable.

Required Skills

• Proven experience as a front-end developer or similar role.
• Strong proficiency in JavaScript, jQuery, React, HTML5, CSS3, and animation techniques (CSS animations, GSAP, etc.).
• Strong understanding of SEO best practices for front-end development.
• Strong understanding of Accessibility compliant implementations.
• Experience integrating and configuring analytics tools (e.g., Adobe Analytics).
• Familiarity with DevOps methodology and CI/CD pipelines (e.g., Jenkins, GitHub Actions).
• Basic knowledge of the React ecosystem.
• Excellent problem-solving skills and attention to detail.
• Strong communication and teamwork abilities.

Preferred / Good-to-Have

• Knowledge of AI principles and hands-on experience integrating AI-driven solutions into user interfaces.
• Experience working in Agile/Scrum environments.

About Us

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives.

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit FAQs for more information about requesting an accommodation.

About the Team

J.P. Morgan Asset & Wealth Management delivers industry-leading investment management and private banking solutions. Asset Management provides individuals, advisors and institutions with strategies and expertise that span the full spectrum of asset classes through our global network of investment professionals. Wealth Management helps individuals, families and foundations take a more intentional approach to their wealth or finances to better define, focus and realize their goals.