Software Engineer Jobs - January 2026

EQTY Lab is focused on emerging governance and security paradigms for AI infrastructure. Our primary focus is verifiable computing using cryptographic capabilities to identify and govern agent behavior. We're also focused on helping the industry advance with …

Common Prefix is a blockchain research & development company focused on interoperability, scalability, and usability of blockchain systems. The team combines formal research with production-grade engineering, publishes in top-tier venues, and builds open-sour…

Spruce lets users control their data across the web. Instead of users logging into platforms, we believe platforms should request to access data vaults controlled by users. The demand for trusted digital ID is accelerating as AI deepfakes begin to destroy mo…

Freetrade is a commission-free investing app used by over 1 million people in the UK. Our team is expanding, and we’re seeking software engineers to evolve and scale our core investing platform. In this role, you will be instrumental in building and maintaini…

We're building an agent to manage single family rental properties across the United States. We currently manage ~4,000 homes, are growing quickly, and are looking for full stack, backend-leaning engineers who would love to contribute to a state of the art age…

Mission-driven company building AI solutions for healthcare to increase access to life-saving drugs. Profitable and growing, selling 7+ figure contracts to enterprise healthcare customers. Team includes YC & MIT alumni, ex-Tesla and ex-Google engineers. Funde…