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Applied AI Research Scientist

New RemoteNorth America

Remote (US/Canada) Applied AI Research Scientist at Sardine, a financial-crime/fraud prevention platform, building next-generation fraud foundation models. Day to day: scoping research, pretraining and fine-tuning models on behavioral and payment data, owning evaluation, and deploying models behind real-time inference using Python, SQL, and deep learning.

Agentic AI AI Data Science Deep Learning Fine Tuning +7 skills

Square One Resources

Java Web Developer

A 12-month contract Java web developer role in London (3 days onsite) with a global fintech, building a sophisticated trade management and financial technology platform. Day rate up to £340, start mid-September.

Agile API CI/CD Containerization Distributed Systems +16 skills

up to 340 £ / day

UI Engineer (FIC Sales Technology)

UI Engineer on Deutsche Bank's Fixed Income & Currencies (FIC) Sales Technology team, based onsite in the City of London. The role involves building user interfaces for sales technology supporting the bank's global banking operations across its Corporate Bank, Investment Bank, Private Bank and DWS divisions.

Full Stack Engineer - Junior

New HybridNorth AmericaJunior

Junior full stack engineer at Breeze, an AI-powered payments/commerce infrastructure startup, building user-facing payment products end to end. Works with React.js and TypeScript on the frontend, Node.js and TypeScript on the backend, and uses AI coding tools like Claude Code as a core part of the workflow.

AI API Blockchain Claude Code Fintech +4 skills

Senior Software Engineer

Open 87d HybridNorth AmericaSenior

Senior Software Engineer at Breeze building and scaling core payment systems for an AI-powered global commerce infrastructure platform. Hands-on, end-to-end feature ownership across the stack using React.js and serverless/cloud infrastructure, based in a hybrid New York City office (3 days/week).

AI Blockchain Cloud Cryptocurrency Fintech +2 skills

155K – 180K $

Staff Frontend Software Engineer - Payments and Checkout

Open 87d HybridNorth AmericaStaff

Staff frontend engineer who owns Breeze's checkout and payment experience end to end: building fast, resilient payment flows in React/Next.js, optimizing conversion and Core Web Vitals, running A/B experiments, integrating payment infrastructure (Stripe, Adyen, 3DS), and setting frontend architecture standards while mentoring engineers.

AI Analytics API Authentication Next.js +1 skills

Senior Site Reliability Engineer - Linux Systems & Application Observability

Open 32d North AmericaSenior

Shape the reliability practice for a brokerage platform, defining SLOs and observability standards while embedding SRE patterns into Ruby, Java, and Elixir services running on HashiCorp Nomad.

Cloud Cloud Native Containerization Distributed Systems Elixir +14 skills

180K – 200K $

People Project Manager

Open 54d RemoteNorth America

Manages HR-related projects end-to-end for Stripe’s People team, coordinating cross-functional initiatives and ensuring timely delivery of programs that support company growth.

Agile AI Airtable Asana CRM +2 skills

Senior Site Reliability Engineer - Linux Systems & Application Observability

Open 32d North AmericaSenior H-1B sponsor history

Shape the reliability practice for a brokerage platform, defining SLOs and observability standards while embedding SRE patterns into Ruby, Java, and Elixir services running on HashiCorp Nomad.

Cloud Cloud Native Containerization Distributed Systems Elixir +14 skills

180K – 200K $

JustMarkets Tech

Product Manager (Risks)

New RemoteEuropeFull-time

Product Manager for a Risk Tech team at a high-frequency trading platform (CFD, crypto spot, derivatives), owning the roadmap and PRDs for real-time margin engines, exposure aggregation, anti-fraud, and portfolio risk. Bridges quantitative analysts and risk leadership with low-latency backend engineers.

API ClickHouse C++ C# Python +4 skills

Staff Machine Learning Engineer

New RemoteNorth AmericaStaff

Senior individual-contributor role on BILL's AI Product Engineering team, architecting and shipping ML systems that turn unstructured financial documents into accurate financial data. The work spans LLM fine-tuning, document AI, model serving and evaluation, plus mentoring engineers and setting multi-quarter technical direction. Core stack: PyTorch and open-weight foundation models.

AI API Automation Candidate Experience Data Governance +11 skills

166K – 234K $

Senior Account Executive - Payments

Open 87d RemoteNorth AmericaSenior

At Breeze, we're building the AI-powered infrastructure layer for global commerce, making it radically simpler for businesses to sell, get paid, and operate across markets. We go far beyond traditional payment…

Account Executive Go-to-Market

Account Executive

Open 87d RemoteNorth America

At Breeze, we're building the AI-powered infrastructure layer for global commerce, making it radically simpler for businesses to sell, get paid, and operate across markets. We go far beyond traditional payment…

Account Executive Go-to-Market

Inter Carreiras

DATA ANALYST II | BANKING BI DATA WAREHOUSE MG

Data Analyst II at Inter (Brazil's first digital bank) working in the Payments area, turning large volumes of transaction data into standardized KPIs, executive/operational dashboards and governed insights. Core stack: SQL, Python, Power BI/Tableau, with AWS data warehouses and Airflow as pluses.

Airflow Analytics AWS CI/CD Pci Dss +4 skills

Senior Insurance Platform Architect & Strategy Lead

Senior IT architect role at XPT Software in NSW, Australia, leading insurance platform architectures and technology roadmaps. Day to day involves shaping reference architectures, overseeing high-level design, engaging stakeholders, and guiding technology choices under enterprise governance and standards.

XPT Software Australia Pty Ltd

Senior IBM FileNet & ECM Architect — Cloud & Integration

A senior architecture role at XPT Software Australia in Sydney, leading enterprise content management programs built on IBM FileNet — designing integrations with enterprise applications, driving cloud modernization, and mentoring delivery teams for banking/FSI clients.

Senior Production Systems Engineer - Low-Latency Trading

Optiver in Sydney is hiring a senior/staff/principal Production Systems Engineer to build the infrastructure, tooling, and workflows that deploy, operate, and observe a high-performance, low-latency trading network, owning changes end to end with close collaboration across operations and development.

Senior Security Developer - 2026-78

New ContractSenior

Senior Security Developer working on credential management and authentication for a CIAM Digital Program, including Passkeys, dynamic step-up authentication, and native biometric SSO for wealth management. Core tech: SSO standards (SAML, OIDC, OAuth 2.0), FIDO2, API security, and Git.

AI API Authentication Git OAuth +4 skills

Senior Network Engineer

New RemoteNorth AmericaSenior

Senior Network Engineer / Infrastructure Lead on Coinbase's institutional Exchange team, owning ultra-low-latency network and physical data-center infrastructure for a trading platform spanning cloud and on-prem/colocated venues. Daily work centers on routing and multicast design (BGP, OSPF, PIM), firewalls (Fortinet/Palo Alto), observability, network automation with Python/Ansible, and on-call in

AI Ansible Automation BGP Cisco +14 skills

186K – 219K $

Pyramid Consulting, Inc

Card Payment Processing Backend Instructor

New RemoteLATAM

An instructor role training candidates on card payment processing backend systems: ISO 8583 messaging, transaction flows, and authorization, clearing, and settlement concepts. Requires hands-on C++ backend and payments industry experience, with the day-to day focused on teaching, mentoring, and troubleshooting payment-processing scenarios.