Staff Software Engineer, Card Payments & Acquiring (Remote)

Block; Sacramento (CA); Remote; USD 264,000 - 395,000; Full time

Benefits offered by this job

Remote work

Medical insurance

Flexible time off

Retirement savings plans

Modern family planning

Job summary

Block is seeking a Staff Software Engineer for the Acquiring team to own end-to-end payment systems at scale. You will read network specifications, implement durable solutions, and lead engineers through design to production rollout.

The role requires hands-on coding, testing tooling, and strong collaboration with product and operations under US Pacific time. Ideal candidates have deep card payments experience, knowledge of ISO 8583, and a track record of delivering complex, reliable financial

Qualifications

• Deep card payments expertise at the message level (ISO 8583 or equivalent).
• Strong software engineering practices with reliable, scalable systems.

Responsibilities

• Own the technical direction from design through production rollout.
• Lead engineers working on high‑impact payment projects.
• Collaborate with product, finance operations, and partners to meet network requirements.
• Build tooling and testing to certify payments and improve reliability.

Skills

Card payments

ISO 8583

Software engineering

On-call support

AI in engineering

Job description

Block is seeking a Staff Software Engineer for the Acquiring team to own end-to-end payment systems at scale. You will read network specifications, implement durable solutions, and lead engineers through design to production rollout.

The role requires hands-on coding, testing tooling, and strong collaboration with product and operations under US Pacific time. Ideal candidates have deep card payments experience, knowledge of ISO 8583, and a track record of delivering complex, reliable financial