Senior Payments Software Engineer: Scale Fintech Systems
PayJoy, Inc
PayJoy, Inc in San Francisco seeks a Staff Engineer to lead technical innovations, particularly in collaboration with the Money - Payments teams. This role involves solving critical problems, mentoring junior engineers, and designing scalable systems to influence initiatives across the company. The ideal candidate has over 12 years of experience as a Software Engineer and a strong background in backend development with Python, cloud platforms, and distributed systems. Enjoy comprehensive benefits including 100% company-funded health insurance and generous vacation policies. #J-18808-Ljbffr PayJoy, Inc
$200k - $280k
A leading FinTech company is seeking a Senior/Staff Engineer in San Francisco or New York. You will design and build scalable backend systems that enable high-volume global payments. The ideal candidate has extensive backend experience, particularly with Python, and thrives...SeniorFull timeContract work$200k - $225k
...Senior Software Engineer San Francisco What We Do Insurance... ...automation, payments, and premium financing... ...expertise in insurance, fintech, and AI to build infrastructure... ...modern era. Legacy systems aren't just... ...processes as the platform scales Mentor engineers through...SeniorWork at office$150k - $220k
...building the global operating system for fintech, starting with payments. From startups to... ...About the role The engineering team owns the delivery and... ...capture revenue. The Sr. Software Engineer role centers around... ...make software reliable, scale and perform Obsessed with...SeniorVisa sponsorshipFree visa$210k - $240k
...product managers, software, and hardware... ...help them hire. Senior Software Engineer Location:... ...Series A / AI + Fintech + Accounts Receivable... ..., and rapid scaling momentum. The... ...application systems ERP integrations... ...Temporal Fintech, payments, AR/AP, or...SeniorWork at officeRemote work$170k - $230k
...Senior Software Engineer San Francisco About Highnote Founded... ...issue and process payment cards, embed virtual... ...performance issues at scale Building secure and... ...production software systems ~ Expertise in threading... ...of us come from the fintech world, some of us don...SeniorWork at officeLocal areaHome officeFlexible hours- ...and consistency across systems. Ensure full... ...flows across a variety of payment rails—including push-to... ...Push architecture that scales to billions in annual... ...or B2C SaaS products (FinTech, payments, or marketplace... ...Ruby, Postgres—but great engineers pick up tools fast)....SeniorWork at office
- Engineering · First Senior Hire · Fintech AI Senior Software Engineer Shape the architecture. Set the bar.... ...reminders and predictive payment insights, and... ...with ERP and accounting systems. High-Stakes Domain: Correctness... ...looks like as the team scales. This is not an IC role...Senior
- ...the economy. But the payments infrastructure on which... ...store. We have staff and senior engineers from Google, Uber,... ...iteratively evolve and scale. Design, build, and maintain... ..., services, and systems. Make effective... ...or B2C SaaS products (FinTech, payments, or marketplace...SeniorWork at office
- A tech startup in San Francisco seeks a Senior Software Development Engineer to tackle engineering challenges in providing data access solutions. This... ...culture, and managing production environments for large-scale data. Candidates should have strong programming skills,...Senior
$140k - $200k
.... We're a Series A company in scaling mode, processing more transactions every day, and the systems that handle our partners' money... ...but the primary job is owning payments and finance. Our partners... ...years of experience building software in collaborative environments....SeniorSummer workWork at officeWorldwideFlexible hours$212.5k - $250k
...partners through world‑class software, purpose‑built for everyone... ...you can build, invest, and scale with confidence. Carta’s... ...tomorrow. Ink is Carta’s Design System - the underlying foundation... ...(yes, we said that). As a Senior Design Systems Engineer, you’ll work to: Architect...SeniorFull timeWork at office- ...About Neon Neon is a global payments and e-commerce platform... ...incentives. Founded by payments, fintech and gaming veterans, Neon... ...opportunity to shape and scale Neon’s product and culture,... ...Role Neon is seeking a Senior Software Engineer who will help lead the development...SeniorFlexible hours
- Apple Inc. is seeking a backend engineer in San Francisco, CA to design and scale services for Apple Podcasts. The role focuses on building APIs, managing databases... ..., and ensuring the reliability of distributed systems. Candidates should have over 5 years of experience, a...Senior
$190k - $290k
...Senior Software Engineer - Financial Products San Francisco This is Adyen Adyen provides payments, data, and financial products in a single solution... ...technical challenges at scale and solve them as a team... ...global-scale financial systems for the world's leading...SeniorH1bWork at officeVisa sponsorship- Handshake is seeking a Senior Software Engineer in San Francisco to own payout and money movement systems. The ideal candidate has over 5 years of experience in high-stakes... ...software engineering, with solid skills in payment systems and backend development using Ruby on...Senior
$220k - $405k
...technology-focused financial firm is seeking an experienced Backend Engineer in San Francisco to revolutionize the way people interact with... ...leading the design and implementation of scalable backend systems, requiring strong expertise in Python, databases, and AWS cloud...Senior$250k - $300k
...Senior Software Engineer, Infrastructure San Francisco, United States | Posted... ...Engineering, Financial Services & Fintech, and Manufacturing &... ...reliable, and high-throughput systems. Bonus points for... ...capable of processing large‑scale datasets and high‑throughput...SeniorFlexible hours- ...with customer balances and collaborate with external partners to create scalable systems. The ideal candidate has 5+ years of experience in building SaaS products, particularly in the fintech sector. This role requires being in the office 4 days a week. #J-18808-Ljbffr...SeniorWork at office
- Senior Software Engineer - Partnerships At Kikoff, we’ve redefined how people build... ...team and build out large scale, deeply interwoven... ...integrations, multi-tenant systems, and high-impact features that... ...party platforms. Kikoff: A FinTech Unicorn Powering Financial...SeniorLocal areaVisa sponsorshipFlexible hours
$140k - $230k
...recognized by Forbes Fintech 50, Fast Company's Most... ...infrastructure team within Zip's Engineering organization. We own... ...to see. As a Senior Software Engineer and Site Tech... ...foundational systems to support Zip's global... ...better support Zip's scale and enterprise requirements...SeniorRemote workHome officeFlexible hours$216k - $270k
Scale AI, Inc. is seeking a software engineer to design, build, and maintain scalable systems within its Generative AI Data Engine. As part of a dynamic hybrid team based in San Francisco or New York City, you will play a crucial role in producing high-quality AI data while...Senior- A leading fintech company in San Francisco is looking for a Senior Engineer to scale and harden its payments platform. The role entails automating payout processes, designing robust... ...will have 5+ years in backend systems and expertise in payment infrastructure....Senior
- Epoch Biodesign in San Francisco is seeking a Senior Software Engineer for the Billing team to design, build, and scale the Crusoe Cloud’s billing platform. This... ...development experience, especially in billing or payment systems, and must possess strong communication and...Senior
$144.9k - $164.5k
...class financing and software products for... ...and streamlined payment and operations. Our... ...clean electricity systems, changing the lives... ...and experienced Senior Software Engineer to join our team... ...ll help build and scale both our payments... ...Experience in FinTech or other highly regulated...Senior- ...AI, a San Francisco-based applied AI startup, is seeking a Senior Software Engineer. The ideal candidate will have over 6 years of experience and... ...and developing AI-powered software solutions for the fintech industry. You will work on high-impact projects utilizing technologies...Senior
$150k - $220k
Finix Payments, Inc. is hiring a Software Engineer III/IV in San Francisco, CA, with a salary range of $150,000 to $220,000 per year plus equity and benefits. The role involves owning technical vision, mentoring junior engineers, and improving software reliability and...SeniorVisa sponsorshipFree visa- Brain Co. is seeking a Senior IT Systems Engineer in San Francisco to manage identity and access, corporate security, and IT operations. In this high-ownership role, you'll work closely with cross-functional teams to ensure secure operations and optimal employee experiences...Senior
$240k
...to fundamentally change how software is built on the Internet by empowering... ...also create products that scale and remain simple over their... ...has assembled a team of engineers who have built and designed some... ...of experience running large systems at scale, and as our...SeniorFull timeWork at officeRemote workShift workNight shift- ...are you in? Your Impact Starts Here We’re looking for a Senior Software Engineer, AI Systems to help build the foundation that enables AI-powered... ...How do we create reusable platforms and workflows that scale across teams? How do we evaluate and operationalize emerging...SeniorHourly payTemporary workWork at officeLocal areaFlexible hours
$170k - $195k
...NexHealth Our healthcare system remains frustratingly... ...modern platform that powers software, APIs, payments, and patient experiences across... ...for a Staff IT Systems Engineer to play a key role in securing... ...user experience, and scale with the growth of our organization...SeniorLive inFlexible hours
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