# Software Engineer, Financial Platform - Issuing

**Company:** [Square](https://hotfix.jobs/companies/square)
**Location:** Remote
**Role:** Backend Engineering
**Salary:** $121k – $213k/yr
**Experience:** 3+ years
**Skills:** Java, Kotlin, AWS, gRPC, Protocol Buffers, Hibernate, MySQL, DynamoDB, Redis, Kafka, Microservices, Datadog, Gradle, Claude, Mcp
**Posted:** 2026-08-11

> Build and operate backend services for Block’s card-issuing platform, covering issuance, transaction processing, and disputes at massive scale. The role requires 3+ years of software development experience, production ownership, AI fluency, and a bachelor's degree or equivalent.

## Job Description

## Responsibilities
- Design, develop, test, ship, and maintain features across card issuance, transaction processing, and disputes.
- Write high-quality, well-tested code and participate in design and code reviews.
- Design and implement systems within microservice and event-driven architectures, with reliability and correctness suitable for financial systems.
- Own well-scoped features end to end, from design through testing, launch, and operation.
- Participate in operational ownership of tier-0 financial systems, including on-call, incident response, and postmortems.
- Use AI-powered tools throughout the development lifecycle to improve velocity and quality, applying sound judgment in their use.
- Maintain high engineering standards and support teammates through code reviews and technical discussions.

## Requirements
- 3+ years of software development or equivalent experience.
- Experience building and maintaining production software systems and delivering well-scoped projects or features end to end.
- Ability to identify flaws in complex systems and take appropriate steps to resolve them.
- Growth mindset and appetite for solving open-ended, ambiguous problems.
- Experience using AI-powered developer tools and critically evaluating and responsibly applying their outputs.
- Strong communication and collaboration skills.
- Bachelor's degree or diploma in Computer Science, Computer Engineering, Software Engineering, or equivalent experience.

## Technologies
- Java
- Kotlin
- AWS
- HTTP
- JSON
- gRPC
- Protocol Buffers
- Hibernate
- Aurora
- MySQL
- DynamoDB
- Redis
- Kafka
- Microservices
- Event-driven architecture
- Datadog
- Buildkite
- Gradle
- AI agents and tooling, including Goose, Claude, and MCP

## Compensation and Benefits
- Annual salary range: **$120,700–$213,000 USD**, varying by location and market zone.
- Benefits include remote work, medical insurance, flexible time off, retirement savings plans, and modern family planning benefits.

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**Canonical:** https://hotfix.jobs/jobs/6a2a91be-5027-4e13-8597-97106318dc84