Senior Lead Java/Kotlin Engineer for Fintech Platforms

United States Digital Space LLC; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

United States Digital Space LLC is seeking a Senior Lead Software Engineer to drive design and delivery of fintech-focused products. You will work in collaborative squads, applying domain modeling, secure coding, and scalable architectures to deliver customer-centric solutions.

The role emphasizes mentorship, adaptability, and a pragmatic, iterative approach to achieving long-term goals while embracing AI-assisted development and a multi-cloud strategy.

Qualifications

• Formal training or certification on problem-solving concepts and proficient applied experience.
• Identifies problems and proposes practical solutions.
• Desire to teach others and share knowledge; team player mindset.
• Ability to adapt quickly to changing priorities and technologies.

Responsibilities

• Model domain concepts to build scalable, business-focused products.
• Structure software for readability, testability, and evolvability.
• Develop secure code to protect customers and systems.
• Ensure zero-downtime releases and reliable operations.
• Keep systems up-to-date with the latest technologies and patterns.

Skills

Java

Kotlin

Problem solving

Team leadership

Adaptability

Tools

AI-assisted development tools

Open source tooling

Job description

United States Digital Space LLC is seeking a Senior Lead Software Engineer to drive design and delivery of fintech-focused products. You will work in collaborative squads, applying domain modeling, secure coding, and scalable architectures to deliver customer-centric solutions.

The role emphasizes mentorship, adaptability, and a pragmatic, iterative approach to achieving long-term goals while embracing AI-assisted development and a multi-cloud strategy.