Top Hybrid Senior Level Software Engineer Jobs in CO

Architect and build a high-performance, low-latency trading web platform. Integrate real-time market data and execution workflows, collaborate cross-functionally on large initiatives, and deliver scalable, performant, user-focused frontend applications with strong attention to API design, tooling, and developer experience.

Design and build a high-performance, AI-native web trading experience for sophisticated retail traders. Ship core trading workflows (order entry, positions, blotter, watchlists, alerts), implement trustworthy AI UI patterns, collaborate with backend engineers on low-latency contracts, and iterate quickly with users and stakeholders to deliver end-to-end product features.

Build a high-performance, low-latency Rust backend and core AI platform for an AI-native trading experience. Implement streaming responses, tool orchestration, caching, secure APIs (auth, rate limits, auditing, tracing), and safe trading action infrastructure (previews, confirmations, idempotency, audit logs). Partner with product and frontend to enable AI-native UX and translate business domain requirements into secure, resilient platform primitives.

The Senior Software Engineer develops and maintains Sports Trading applications using .NET and SQL Server, enhancing existing functions and providing technical guidance.

The Senior Software Engineer will lead the development of payment systems, oversee key subsystems, mentor engineers, and ensure high-quality code and architectural standards while collaborating with cross-functional teams.

The Principal Engineer will lead technical direction across multiple teams, design architecture for financial systems, mentor engineers, and drive multi-year transformations in the Money Group.

Design, build, and operate scalable, secure data platform infrastructure for ingesting, processing, cataloging, and accessing petabytes of data. Improve Spark/Databricks reliability and developer experience, build ingestion/replication systems, develop internal libraries and tooling (Go/Python), and collaborate with cross-functional teams to support analytics, ML, and customer-facing data products.

Design and implement Salesforce solutions, lead integrations, mentor developers, and ensure best practices in a collaborative environment.

Lead and grow a small software engineering team building MongoDB's distributed query engine. Mentor engineers, contribute code, guide architecture and feature design, remove blockers, coordinate dependencies, plan hiring and resources, estimate delivery timelines, and set team culture to deliver new query features and performance improvements.

Build and own a vendor schema registry and semantic validation pipeline that ingests OpenAPI/Swagger/Smithy specs, tracks schema evolution, detects semantic and breaking changes, and provides SDKs and developer tooling to safely map vendor APIs into a canonical knowledge graph used by downstream teams.

The Lead Android Engineer will architect and build a new Android app from scratch, collaborating with teams to ensure a high-quality product that aligns with the existing iOS version. Responsibilities include overseeing the codebase, establishing best practices, and contributing to product decisions.

Develop satellite ground system software, perform full software life cycle functions, and establish effective working relationships within teams.