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Java Software Engineer

InnoForge

Greater London

Remote

GBP 80,000 - 110,000

12 days ago

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An early-stage payments company is seeking a Java Back-End Engineer to join their dynamic team. In this role, you will collaborate with the CTO and an agile group to develop essential features for their innovative payments infrastructure. Your contributions will include building a multi-method checkout solution, creating a merchant-facing application, and designing secure APIs. This fully remote position offers a competitive salary and the chance to make a significant impact in the rapidly evolving digital payments landscape. If you're ready to shape the future of payments technology, this opportunity is for you.

Generous stock options

Fully remote work

Quarterly team meetups

Hands-on role with direct impact

5+ years of back-end development experience with Java.
Strong understanding of distributed systems and secure API design.

Develop critical features for payments infrastructure.
Build multi-method checkout solutions and merchant-facing apps.

Java

Cloud Environments (preferably GCP)

Distributed Systems

Secure API Design

gRPC

Postgres

CI/CD Pipelines

This range is provided by InnoForge. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

About the Company

Our client is an early-stage payments company revolutionizing the digital payments landscape by connecting merchants, software platforms, and acquirers. Their streamlined ecosystem reduces fees, simplifies access to capital, and unlocks new revenue streams, driving innovation in payments technology.

About the Role

As a Java Back-End Engineer, you’ll collaborate closely with the CTO and an agile team to develop critical features for their payments infrastructure.

This role offers the opportunity to make a tangible impact through diverse projects such as:

Checkout Systems: Building a multi-method checkout solution supporting card payments, financing, and open banking.
Merchant Platform: Creating a merchant-facing app for transaction tracking, settlements, and financing.
Developer Portal: Designing secure, observable APIs for merchants and developers.
Terminal Features: Enabling advanced capabilities like split payments and financing for terminal applications.

The company is starting with a pilot group of SMB merchants, with plans to scale rapidly.

Who You Are

5+ years of experience in back-end development with Java and cloud environments (preferably GCP).
Strong understanding of distributed systems and secure API design.
Proficient in gRPC, Postgres, and CI/CD pipelines.

Bonus Points For:

Experience in fintech/payments.
Knowledge of PCI-DSS compliance and security best practices.

Why Join?

Competitive salary £80,000-£110,000, plus generous stock options.
Fully remote, with quarterly team meetups.
Hands-on role with a direct impact on the future of digital payments.

Ready to shape the next generation of payments? Apply now!

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Engineering and Information Technology

Industries

IT Services and IT Consulting and Financial Services

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