As a senior software engineer on the Cash App Banking server engineering team, you will lead technical design and execution of new banking features while collaborating closely with product managers, designers, and business leads. You will drive architectural decisions, mentor teammates, and apply an AI-first mindset to enhance system robustness and scalability within microservice and event-driven architectures. The role requires extensive experience in software development, particularly leading large-scale feature projects, and a strong ability to identify and resolve systemic issues. Key technologies include Java, Kotlin, AWS, Kafka, and various monitoring tools like DataDog and Prometheus, making this position ideal for those passionate about building innovative solutions at scale within the financial technology domain.
Lead technical design and execution of new banking features and maintain existing functionality.
Drive architectural decisions to enhance system robustness and scalability.
Mentor team members by coaching and expanding their technical skills.
Participate in critical discussions on technical, design, and product aspects.
Apply AI-first principles to innovate and elevate AI applications within the team.
What we're looking for
8+ years of software development experience or equivalent
Proven leadership in managing and delivering large-scale feature projects
Expertise in designing systems for microservice and event-driven architectures
Strong coaching and mentoring skills to develop team members technically
Experience with Java, Kotlin, AWS, and various data storage solutions
Knowledge of OkHttp, Jetty, JUnit, Guice, Kafka, and monitoring tools
Commitment to applying an AI-first approach in technical problem-solving
Market check
Salary context
This
$217,800–$326,800
range sits above
98%
of similar postings on FindRole.
Peer median band
$117,000–$230,000
Median floor and ceiling across peers.
Typical midpoint (25–75%)
$142,400–$211,200
Middle half of comparable postings.
Based on 240 comparable postings.*
* 240 is the maximum number of comparable postings sampled.
Employer
About Block
Block, Inc. (formerly Square) is a financial technology company operating the Square merchant payments ecosystem, Cash App peer-to-peer payments, TIDAL music streaming, and Bitcoin-focused financial services. Industry: Financial Technology & Payments
Block currently has
43 open roles
on FindRole.
Listed pay typically runs
$180,000–$270,000
across 42 roles with salary data.