Senior Lead Software Engineer - UI Developer - React

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

Job summary

A leading financial services firm is seeking a Senior Software Engineer to join their Equities Sales and Trading Technology team. This role requires an individual who can apply deep technical expertise and problem-solving skills to complex challenges across multiple technologies. Ideal candidates will have over 5 years of software engineering experience, hands-on technical capabilities, and familiarity with modern front-end development practices like React. Competitive salary and dynamic work environment offered.

Qualifications

• 5+ years of applied experience in software engineering.
• Advanced knowledge in one or more programming languages.
• Practical cloud native experience.

Responsibilities

• Provides technical guidance to support business and technical teams.
• Develops secure, high-quality production code.
• Drives decisions influencing product design and functionality.

Skills

Software engineering concepts

React 17+

Cloud technologies

Agile methodologies

Education

Computer Science or related technical field

Tools

AG Grid

Job description

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.

As a Senior Software Engineer at JPMorganChase within the Equities Sales and Trading Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Drive significant business impact through your capabilities and contributions, and apply deep technical expertise and problem-solving methodologies to tackle a diverse array of challenges that span multiple technologies and applications.

Job responsibilities

• Regularly provides technical guidance and direction to support the business and its technical teams, contractors, and vendors
• Develops secure and high-quality production code, and reviews and debugs code written by others
• Drives decisions that influence the product design, application functionality, and technical operations and processes
• Serves as a function-wide subject matter expert in one or more areas of focus
• Actively contributes to the engineering community as an advocate of firmwide frameworks, tools, and practices of the Software Development Life Cycle
• Influences peers and project decision-makers to consider the use and application of leading-edge technologies
• Adds to the team culture of diversity, opportunity, inclusion, and respect

Required qualifications, capabilities, and skills

• Formal training or certification on software engineering concepts and 5+ years of applied experience
• Hands-on practical experience delivering system design, application development, testing, and operational stability
• Advanced in one or more programming language(s)
• Advanced knowledge of software applications and technical processes with considerable in-depth knowledge in one or more technical disciplines (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)
• Ability to tackle design and functionality problems independently with little to no oversight
• Practical cloud native experience
• Experience in Computer Science, Computer Engineering, Mathematics, or a related technical field

Preferred qualifications, capabilities, and skills

• Expertise in React 17+ and modern front-end development practices
• Experience with AG Grid or similar advanced data grid libraries
• Proven ability to optimize web applications for performance and responsiveness
• Familiarity with handling high-frequency data updates in UI applications
• Strong understanding of application profiling and tuning techniques
• Knowledge of AI integration or cloud technologies, especially AWS
• Experience working in fast-paced, agile environments within financial services