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Senior Systems Engineer, Ground Systems

Open 73d On-siteNorth AmericaFull-timeSenior

Senior Systems Engineer defining, analyzing, and verifying mission requirements for satellite command-and-control ground systems supporting national defense space operations. Day-to-day work spans requirements traceability, trade studies, integration/test planning, and risk assessment, with core technologies including ground control systems, TCPED lifecycle, RF signal chains, and RMF/NIST SP 800-5

Itar Nist SAP TypeScript

135K – 190K $

Senior Software Engineer, Streaming Platform

Open 54d North AmericaSenior

Build and maintain Robinhood’s real-time data streaming infrastructure using Kafka, Flink, and Debezium to power financial products and analytics.

Analytics Data Pipelines Debezium Developer Experience Distributed Systems +7 skills

196K – 230K $

Sr Software Engineer (Node)

New RemoteLATAMSenior

Senior remote engineer (LATAM) building scalable backend services in Node.js and TypeScript — owning medium-sized features, debugging production systems, and writing reviews/docs — for a client platform that automates and personalizes direct mail at scale. Core stack: Redis, PostgreSQL/MySQL, SQS/Kafka/Kinesis, and AWS.

AI API AWS Cloud Datadog +8 skills

Senior PHP Developer

New RemoteLATAMSenior

Staffy (a LATAM recruiting/staffing company) is hiring a remote Senior PHP Developer based in Argentina, Uruguay, or Colombia to work on an event-management platform. Day to day: building features in PHP, maintaining and refactoring a legacy codebase, running MySQL production upgrades, remediating security issues, with occasional Vue.js frontend work.

Vanderbilt University Medical Center

Senior Beaker CP Application Analyst (Remote Available)

New RemoteNorth AmericaSenior

Discover Vanderbilt Health : With eight hospitals and over 180 clinics, we are the region’s largest comprehensive academic health system. Vanderbilt Health has a long tradition of providing world-class care to the…

Jira Test Automation

Senior Software Engineer (Developer Experience)

New HybridNorth AmericaFull-timeSenior

Senior engineer on DealMaker's developer-experience team: builds AI-driven CI/CD automation, test harnesses, and isolated local/cloud coding-agent environments so every other engineer ships faster. Core work spans developer tooling, testing infrastructure, and AI workflow evaluation with cost and quality metrics.

Accessibility AI Automation CI/CD Cloud +4 skills

Revolutional, LLC

Senior Application Programmer / Java Developer

Open 38d North AmericaFull-timeSenior

Senior Java developer building enterprise applications for a federal modernization project, using Spring Boot, AWS, and CI/CD while migrating legacy systems to a modern platform.

Agile AI Angular Ansible Automation +42 skills

130K – 185K $

Revolutional, LLC

Senior .NET Developer

Open 29d North AmericaFull-timeSenior

Builds and maintains full-stack .NET applications for federal agencies, focusing on backend services, web apps, and SQL Server databases while collaborating in Agile teams.

Agile AI API Azure Azure DevOps +21 skills

115K – 130K $

Senior Systems Integration Engineer

New On-siteNorth AmericaFull-timeSenior

Hands-on technical lead who integrates, tests, and deploys complex DoD software systems for the BECM program, building test automation, tooling, and secure CI/CD/DevSecOps pipelines for classified (SCIF) environments. Core stack: Python/Pytest, Linux, Kubernetes/Docker, AWS/GCP, GitLab, Artifactory. Onsite in Sterling, VA; TS/SCI clearance and U.S. citizenship required.

API Argo CD Artifactory Automation AWS +26 skills

Astra North Infoteck Inc.

Senior Java Developer – Spring Boot | TDD | CI/CD | AWS

New North AmericaSenior

Senior Java developer on-site in Toronto building maintainable Java/Spring Boot applications and REST APIs, with a strong emphasis on TDD, unit testing (JUnit/Mockito), code quality tooling (SonarQube, JaCoCo), and CI/CD pipelines (Jenkins). Core Java depth, secure coding, and Agile collaboration are central; AWS, Docker/Kubernetes, and AI-assisted development are nice-to-haves.

Agentic AI Agile AI Angular API +38 skills

Senior Software Engineer, ZoneBilling

New RemoteLATAMContractSenior

Senior Software Engineer on the ZoneBilling team builds and scales a NetSuite SuiteApp for billing and revenue automation, writing clean, well-tested code in SuiteScript, JavaScript/TypeScript, SQL, and React while improving internal tools, testing, and processes on a small, fully remote distributed team.

AI API CI/CD CRM CSS +20 skills

Senior Software Engineer

New On-siteNorth AmericaSenior

Overview Microsoft is a company where passionate innovators come to collaborate, envision what can be, and take their careers to levels they cannot achieve anywhere else. This is a world of more possibilities, more…

Accessibility Agentic AI AI Automation Azure +17 skills

Clarity Innovations

Senior Software Engineer

Open 98d HybridNorth AmericaFull-timeSenior

Senior software engineer building a platform that simplifies infrastructure management for cyberspace operations across cloud-native and on-premises environments. Day to day: designing back-end systems, GitOps workflows, and deploying and maintaining Docker/Kubernetes infrastructure with Terraform for IC/DoD missions.

CI/CD Cloud Cloud Native Containerization Data Engineering +13 skills

100K – 280K $

McGregor Boyall

Senior Low-Latency Java Engineer - London

New HybridUKSenior

Overview In this role you build and optimize ultra-fast Java and Rust frameworks powering algorithmic trading at scale. You work within a specialist electronic trading technology team to deliver low-latency,…

C++ Event Driven Architecture Java JVM Linux +3 skills

Contract Senior Java Engineer- Outside IR35

New HybridUKContractSenior

Overview Senior Java Engineer to join a high-profile systematic trading hedge fund. You will work on a large distributed Java-based system that ingests real-time data into a portfolio management platform, helping to…

AWS CloudWatch DevOps Distributed Systems EC2 +3 skills

Senior Java Engineer – Hedge Fund- Contract Outside IR35

New UKContractSenior

Overview In this role you will contribute to a high-performance, distributed Java platform used for real-time data ingestion into a portfolio management system. You’ll help build and evolve a new risk engine for a…

Data Ingestion Distributed Systems Java OOP

London Stock Exchange Group

Senior Java Engineer

Open 4d UKSenior

Overview Join LSEG’s talent pool for Senior Java Engineers in London or Nottingham. You will design and develop scalable, enterprise-grade Java applications, applying modern frameworks and robust software practices.…

API CI/CD DevOps GitLab Hibernate +12 skills

Senior Java Engineer – Hedge Fund

Overview In this role you will help build a new risk engine for a high-profile systematic trading hedge fund. You will work on a large, Java-based distributed system that processes real-time data for portfolio…

Distributed Systems Java OOP

Contract Senior Java Developer – Data/Marketmaking

New UKContractSenior

Overview In this contract role, you will build and enhance Java backend services that power trading and data workflows. You will own Python-based data ingestion tasks to support the data platform and work with…

API AWS CI/CD Data Ingestion ETL +5 skills

Senior Java Developer

New HybridUKSenior

Overview In this senior backend role, you will own Java-driven backend work within a close-knit agile team, shaping internal systems with the Spring framework. You’ll mentor juniors and pair-program to raise the…

Agile Angular Containerization Docker Java +4 skills