Java Jobs

AI Risk Decisioning platform that helps organizations manage onboarding, fraud, credit, and compliance risks. Hiring for multiple senior/staff roles and an AI Product Manager. Remote roles available in US/Canada/Brazil/Poland/UK; some roles tied to …

Fold is a publicly listed bitcoin financial services company building tools to earn, buy, sell and live on Bitcoin. Seeking a Senior Back End Engineer to build financial infrastructure: payment processing, ledger systems, card transaction flows and …

We're building the platform primitives that power https://copilot.com (Microsoft's ChatGPT). If you've shipped systems at scale—whether backend services, distributed infrastructure, ML platforms, or consumer AI products—we want to talk to you. The w…

TantumPay | Java Developer / Web & React Native Developer | Europe (CET) | Remote | Full Time. We're a FinTech company reinventing high-risk-market payments with an integrated digital identity layer. Our team is expanding, and we are looking for a S…

Small scientific software development company building custom scientific and engineering analysis applications in domains including space situational awareness, image simulation, high power microwave systems, modeling and simulation, laser systems m…

FusionAuth builds authentication and authorization software for web and mobile applications. The company emphasizes an API-first approach, a flexible deployment model (self-host, customer cloud, or run in FusionAuth cloud), and a mature codebase. Re…

DuckDuckGo is hiring multiple full-time remote roles to support their mission to raise the standard of trust online. Most engineering positions are fully remote (some roles noted as remote within USA). Company has grown to 300+ people and continuous…

Starbridge is building an AI platform that turns large-scale public and enterprise data into reliable sales insights. We are early, moving fast, and building from zero to one, so this role will have huge ownership and product impact. Product Enginee…

We offer a strong engineering culture and are looking for engineers to design and optimize high-performance trading systems that power our periodic auction matching infrastructure. We build production systems in Rust and are seeking engineers with m…

Adobe is building a Real-Time Customer Data Platform (CDP) operating at extremely large scale, managing trillions of events and solving complex state problems in real time. The role focuses on distributed systems, high-throughput streaming, identity…

Fullstory provides privacy-preserving session replay and analytics for websites and mobile apps. They are hiring remotely in the US and for roles in Atlanta (1 day/week on-site), London, Bogotá, and Czechia. Open roles include Senior Software Engine…

We're building the platform primitives that power https://copilot.com (Microsoft's ChatGPT). If you've shipped systems at scale—whether backend services, distributed infrastructure, ML platforms, or consumer AI products—we want to talk to you. The w…

Hiring a full-stack developer (C# preferred, Java or Python acceptable) for onsite work in Munich. Role involves building performant production software, designing solutions for customers, full-stack web frontend experience preferred. Background in …

EnergyHub builds software and virtual power plants (VPPs) that enable smart devices (thermostats, EV chargers, batteries, etc.) to partner with utilities to decarbonize the grid. Hiring for Director of Engineering, Engineering Manager, and Senior En…

We're a small scientific software development company that develops custom scientific and engineering analysis applications in domains including space situational awareness, image simulation, high power microwave systems, modeling and simulation, la…

We’re a small UK-based free-to-play gaming company with a distributed EU team, growing fast after recent success and scaling our platform. We’re looking for a FE/Fullstack role, from mid-senior to senior engineer with at least 5+ years of experience…

Established company (20+ years) hiring remote full-time engineers and developers. Seeking mature, self-motivated generalists who can work independently, communicate clearly in written English, reduce technical debt, build highly reliable systems, an…

Full Stack Software Engineer role working on greenfield product development for SalesJack's CRM and prospecting platform; collaborate with founders and lead engineers, take initiative in a startup environment. Hiring process includes initial call, l…

Kinelo builds a human+AI orchestration layer to improve engineering team coordination and management. Seeking high-ownership candidates to join a small, technical team in a newly opened San Francisco office to help shape culture, architecture, and r…

Build Crowdstrike data lake (we store hundreds of trillion events). Contribute to the full spectrum of our systems (modeling/processing/storage). Toolset: Java, Spark, Flink, Pinot, Iceberg & other big data friends. 2 days per week in the Bucharest …

At FusionAuth, our mission is to make authentication and authorization simple and secure for every developer building web and mobile applications. The company offers a unique deployment model (self-host on-prem or in your cloud or run in our cloud),…

Starbridge is building an AI platform that turns large-scale public and enterprise data into reliable sales insights. Early-stage, high-ownership role. Product Engineer (React/Typescript): build performant, stable frontends, work closely with produc…

OptTek Systems is seeking a Senior Scientific Analyst/Developer to support a Missile Defense Agency customer, working primarily onsite in Colorado Springs, CO (3-4 days per week) and requiring US citizenship and the ability to obtain and maintain a …

Build AI-powered systems that bring hyper-personalization to enterprise experiences (e-commerce, customer service, internal tools). Design and build high-scale systems behind search, recommendations, product discovery, and Generative AI. Craft clean…

Work in a small team (5 devs + 2 contractors) owning features end-to-end to build and evolve a SaaS product for international customers. Tech stack: React frontend (S3 + CloudFront), Java backend as a "lambdalith" on AWS Lambda (Java 25), serverless…