Javascript developer javascript html5 Work, Jobs (with Salaries)

Senior Lead Software Engineer - Full Stack ReactJS, Java, Python, AWS, AI/ML
JPMorganChase —London
- Full-time
- System design
- Java
- AWS
Senior Software Engineer
Shield Safety Group —Manchester
- Up to £55,000 a year
- Hybrid work
- Azure
- Administrative experience
- SQL
- Employee assistance programme
Senior Technical Consultant
Clio —Manchester
- £81,600 - £110,400 a year
- Full-time
- Azure
- SQL
- JavaScript
- Life insurance
Senior Software Engineer / Team Lead
The Family Chemist —Nottingham
- Full-time
- Azure
- DevOps
- English
- Free parking
- Health & wellbeing programme
Quick apply
2d
Mobile Architects
vServices —London
- Computer Science
- JavaScript
- Software development
Principal Front End Engineer
Solirius Reply —London
- Hybrid work
- Azure
- AWS
- Analysis skills
- Annual leave
- Employee assistance programme
Quick apply
Senior .Net Developer
Bluegrass Digital —London
- Azure
- SQL
- Project management
Quick apply
Senior Interaction Designer
Version 1 —Newcastle upon Tyne
- Full-time
- Hybrid work
- AWS
- JavaScript
- AI
- Employee assistance programme
- Employee discount
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Full Stack Engineer - AI Enabled – Senior Vice President
Citi —London
- Full-time
- Hybrid work
- Azure
- Computer Science
- DevOps
- Annual leave
- Employee assistance programme
Pre-Sales Engineer
Objective —Reading
- Full-time
- Hybrid work
- Management
- Sales
- JavaScript
- Employee assistance programme
Pre-Sales Engineer
Objective Corporation —Reading
- Full-time
- Hybrid work
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Senior Lead Software Engineer - Full Stack ReactJS, Java, Python, AWS, AI/ML

JPMorganChase -
London

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Job details

Full-time

Qualifications

CSS
React
System design
Java
Application development
AWS
Maths
Machine learning
JavaScript
Quality control
REST
APIs
GraphQL
AI
Leadership
TypeScript
Python
HTML

Full job description

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 to revolutionize business decisions and workflow for cloud migration.

As a Senior Lead Software Engineer at JPMorganChase within the Infrastructure Platform, 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

Hands-on full stack development experience, with at least 3 years in a technical leadership or lead developer role.
Expert proficiency in React, TypeScript, modern JavaScript (ES6), HTML5, and CSS3, with a track record of building accessible, high-performance, production-grade interfaces.
Experience integrating APIs or services into front-end applications.
Building enterprise grade system using Java, Python, AWS
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

Demonstrated leadership working with engineers, product, stakeholders.
Knowledge of best practices for building user experiences that incorporate generative and agentic AI.
Practical experience applying generative AI and agentic workflows to accelerate development (e.g., AI-assisted code and test generation, refactoring, documentation), with strong judgment, governance, and quality control over AI-produced outputs.
Experience optimizing performance and reliability of AI-powered user interfaces & proficiency in React framework
Understanding of REST APIs and GraphQL
Comfortable working with projects partially or fully using TypeScript & using latest React features such as Suspense and Hooks
End to end testing applications

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 our FAQs for more information about requesting an accommodation.

ABOUT THE TEAM

Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we're setting our businesses, clients, customers and employees up for success.

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javascript developer javascript html5 jobs

Senior Lead Software Engineer - Full Stack ReactJS, Java, Python, AWS, AI/ML

Senior Software Engineer

Senior Technical Consultant

Senior Software Engineer / Team Lead

Mobile Architects

Principal Front End Engineer

Senior .Net Developer

Senior Interaction Designer

Full Stack Engineer - AI Enabled – Senior Vice President

Pre-Sales Engineer

Pre-Sales Engineer

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