BTSE

Senior Backend Engineer (Python/Java)

Singapore

Full-Time

Hybrid

TLDR

Design Python web applications and REST microservices while automating manual processes and translating operational challenges into technical solutions.

About BTSE:

DGTL SG is a specialized service provider dedicated to delivering a full spectrum of front-office and back-office support solutions, each of which are tailored to the unique needs of global financial technology firms. DGTL SG is engaged by BTSE Group to offer several key positions, enabling the delivery of cutting-edge technology and tailored solutions that meet the evolving demands of the fintech industry in a competitive global market.

BTSE Group is a leading global fintech and blockchain company that is committed to building innovative technology and infrastructure. BTSE empowers businesses and corporate clients with the advanced tools they need to excel in a rapidly evolving and competitive market. BTSE has pioneered numerous trading technologies that have been widely adopted across the industry, setting new benchmarks for innovation, performance, and security in fintech. BTSE’s diverse business lines serve both retail (B2C) customers and institutional (B2B) clients, enabling them to launch, operate, and scale fintech businesses. BTSE is seeking ambitious, motivated professionals to join our B2C and B2B teams.

About the Opportunity:

We are seeking a Senior Software Engineer who excels at the intersection of technical execution and strategic problem-solving. This is an Individual Contributor (IC) role with a clear growth trajectory as our team and business operations continue to scale.
In this role, you are a technical partner to the business. You will take the lead in discovering operational challenges within the organization, identifying hidden pain points, and translating them into robust technical solutions that improve internal processes. We value engineers who are proactive, independent, and have a strong desire to explore new tools and methodologies to drive organizational excellence.

Responsibilities

Proactively identify and lead the resolution of business challenges by translating complex operational needs into streamlined technical roadmaps that improve company-wide efficiency.

Design and maintain high-performance Web Applications and Microservices following MVC architecture using Python (FastAPI) and HTML/JavaScript.

Architect and implement internal services and integrations following REST best practices to ensure long-term scalability and maintainability.

Act as a bridge between technical and business teams, effectively communicating the value of technical solutions to non-technical stakeholders to ensure alignment and buy-in.

Continuously research and adopt new tools or methodologies to automate high-touch manual processes and resolve persistent business pain points.

Manage the complete software development lifecycle, from initial discovery and data schema design to deployment and Unix-based operational support.

Requirements

5+ years of backend development experience with Python and / or Java, including
deep knowledge of modern asynchronous frameworks (preferably FastAPI).

Proven experience building integrated web applications using REST APIs, HTML, and JavaScript.

Practical understanding of MVC architecture and a commitment to REST best practices.

Advanced proficiency in modern SQL (PostgreSQL), with the ability to design schemas and optimize queries for complex business logic and data integrity.

Solid experience with Unix/Linux systems for development, debugging, and operational management.

Practical experience with Docker and GitLab CI/CD for containerization and automated delivery.

A proactive mindset with the ability to independently discover challenges and drive high-impact solutions in a fast-paced environment.

Strong communication skills with the ability to articulate technical concepts to both technical peers and non-technical business partners.

Nice to have

Prior experience in Fintech industries.

Familiarity with Treasury Management or Compliance (KYC/AML) systems.

Experience in building and scaling internal business automation tools.

A passion for staying up-to-date with the latest developments in the Python and DevOps ecosystems.

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BTSE

BTSE is a global fintech and blockchain company that delivers innovative technology and infrastructure to empower both retail and institutional clients. By pioneering advanced trading technologies and setting industry benchmarks for performance and security, BTSE enables businesses to launch, operate, and scale their fintech solutions in a rapidly evolving market.

Founded: Founded 2018
Employees: 51-200 employees
Industry: financial services
Funding stage: Series A
Total raised: $22M raised

Crypto & Web3 Enterprise Software Fintech

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Senior Back-end Software Engineer