Freelance C++ jobs

70 live freelance, contract and interim C++ roles, collected daily from recruitment-agency desks around the world — the postings that rarely make it to the big job boards.

70 live70 freelance13 remote
Software Test Automation Engineer
Freelanceonsite🇩🇪 Germany📍 ErlangenC/C++PythonGitLinux
C++ Programvareingeniør (DevOps)
Freelanceonsite🇳🇴 Norway📍 Moss, Norway⏱ 4-6 months + extensionC++LinuxDockernetworking
Quantitative Developer / Market Risk
Freelancehybrid🇺🇸 United States📍 Jersey City, New Jersey⏱ 5+ months + extensionC++PythonDockerKubernetes
Senior Backend Developer
Freelanceonsite🇸🇪 Sweden📍 Stockholm⏱ Until June 30, 2027JavaPythonCC++
Backend Engineer with Streaming Experience
Freelancehybrid🇸🇪 Sweden📍 Stockholm Metropolitan Area, Sweden⏱ 7-9 months + extensionJavaPythonCC++
Consultant C Finance De Marche H F
Freelanceonsite🇫🇷 France📍 Paris⏱ 6 months + extensionC++Finance
Software engineer with computer-vision
Freelanceonsite🇸🇪 Sweden📍 Stockholm Metropolitan Area, Sweden⏱ 10-12 monthsPythonC++JavaLinux
VAGA EXTERNAGame Developer (USD-based pay)Micro1Remoto
Freelanceremote🇧🇷 BrazilC#C++UnityGodot
Senior C++ / JavaScript Software Engineer Firefox (Browser Engine)
Freelanceremote🇨🇦 Canada📍 Remote UKC++JavaScriptGeckoFirefox
Senior C++ / JavaScript Software Engineer Firefox (Browser Engine)
Freelanceremote🇫🇷 France📍 Remote FranceC++JavaScriptGeckoFirefox
Senior C++ / JavaScript Software Engineer Firefox (Browser Engine)
Freelanceremote🇩🇪 Germany📍 Remote GermanyC++JavaScriptGeckoFirefox
Staff Software Engineer - (Firefox) C++,Storage Encryption
Freelanceremote🇩🇪 Germany📍 Remote Canada; Remote Germany; Remote UKC++GeckoFirefoxWeb Platform Tests
Inbetriebnehmer / Servicetechniker
Freelanceonsite🇩🇪 Germany📍 Germany⏱ > 12 monthsSPSC++CANPROFIBUS
AI Engineer Pleno
Freelanceremote🇧🇷 Brazil📍 RemotePythonTypeScriptJavaC++
Softwaretester Koeln
Freelancehybrid🇩🇪 Germany📍 CologneSAPJavaC++C#
Software Engineer
Freelanceonsite🇺🇸 United States📍 Cary, NCCC++MATLABSimulink
Embedded Software Engineer / Software Architect
Freelancehybrid🇩🇪 Germany📍 Radolfzell am Bodensee, Germany⏱ 1-3 months + extensionCC++QNXPOSIX
C/C++ Software Engineer
Freelancehybrid🇵🇱 Poland📍 Lodz, Poland⏱ > 12 monthsCC++XMLVisual Studio
Expert Cryptographie Post-Quantique (PQC)
Freelancehybrid🇫🇷 France📍 Puteaux, France⏱ > 12 monthsC/C++OpenSSLliboqsTLS
Senior Quant pricing produits exotiques / structurés
Freelancehybrid🇫🇷 France📍 Paris⏱ 7 months + extensionC/C++Microsoft ExcelPythonVBA
Senior C++ Developer
Freelanceremote🇷🇴 Romania📍 Romania⏱ 10-12 months + extensionC++AI behavior systemsfinite state machinesbehavior trees
Architecte Logiciel - python & C++
Freelancehybrid🇫🇷 France📍 France⏱ > 12 monthsPythonC++PostgreSQLTCP/IP
ML Data Software Engineer
Freelanceonsite🇸🇪 Sweden📍 Malmö Metropolitan Area, Sweden⏱ 12 months + extensionPythonC++Machine LearningGenerative AI
Software Developer - C++/AI
Freelancehybrid🇸🇪 Sweden📍 Sweden⏱ > 12 monthsC++AIUnrealUnity
Embedded Software Engineer Infotainment Bsp C C Linux Ottawa
Freelancehybrid🇨🇦 Canada📍 Ottawa⏱ 12 monthsCC++LinuxPython
Machine Learning Engineer – Autonomous Perception & AI Systems
Freelanceonsite🇸🇪 Sweden📍 Stockholm Metropolitan Area, Sweden⏱ 7-9 monthsPyTorchTensorFlowCUDATensorRT
Embedded Software Engineer C/C++, FPGA- Clayes Sous Bois
Freelancehybrid🇫🇷 France📍 Les Clayes-sous-Bois⏱ 6 months + extensionC/C++Systèmes embarqués
Conception de Logiciel (Sys · Linux)
Freelancehybrid🇫🇷 France📍 Les Clayes-sous-Bois⏱ 6 months + extensionC/C++
Lead Autosar Software Engineer
Freelanceonsite🇮🇹 Italy📍 Turin, Italy⏱ 10-12 monthsAUTOSARCC++UDS
Développeur C++/Java Front Office Trading
Freelancehybrid🇫🇷 France📍 Paris⏱ 1 year + extensionC/C++JavaPerformance testingTest-Driven Development (TDD)
Staff Software Engineer - Performance Graphics (C++,Rust, WebGL)
Freelanceremote🇨🇦 Canada📍 Remote CanadaC++RustWebGLGPU
Staff Software Engineer-FireFox Layout
Freelanceremote🇨🇦 Canada📍 Remote CanadaC++JavaScriptRustCSS
Senior C++ / JavaScript Software Engineer (Browser Engine)
Freelanceremote🇳🇱 Netherlands📍 Remote Belgium; Remote Denmark; Remote Finland; Remote France; Remote Netherlands; Remote PolandC++JavaScriptGeckoFirefox
Softwareentwickler Datenkonvertierung Integration C Java Bonn
Freelanceonsite🇩🇪 Germany📍 BonnC++JavaXMLPDF
Senior C Software Engineer Softwarearchitekten Hannover
Freelancehybrid🇩🇪 Germany📍 HannoverC++GitAzure DevOpsVisual Studio
Ingenieur Logiciel Embarque C C Independant H F
Freelancehybrid🇫🇷 France📍 LannionCC++LinuxGit
Architecte Logiciel Telecoms Linux H F
Freelancehybrid🇫🇷 France📍 LannionLinuxDockerKVMC/C++
Developpeur Principal Full Stack Python C Montreal
Freelancehybrid🇨🇦 Canada📍 Montreal⏱ 18 monthsPythonC++VueJavaScript
Software Entwickler Wetzlar
Freelanceonsite🇩🇪 Germany📍 WetzlarC++LinuxWindowsGit
Softwareentwickler
Freelancehybrid🇩🇪 Germany📍 Oberkochen, Germany⏱ 12 months + extensionCC++Embedded LinuxVHDL
Senior Embedded Software Engineer Automotive C Linux Ottawa
Freelanceonsite🇨🇦 Canada📍 Ottawa⏱ 12 monthsC++LinuxPythonCAN
Core Java Developer
Freelance🇩🇪 Germany📍 Frankfurt am Main, Hessen, Germanyjavatrading application developmentsoftware securityc++
Ingenieur Firmware Logiciel Embarque F H
Freelanceonsite🇫🇷 France📍 MontpellierCC++ZephyrLinux Yocto
Ingenieur Logiciel Ros2 C Qt F H
Freelanceonsite🇫🇷 France📍 MontpellierC++ROS2QtPython
Site Reliability Engineer (SRE) - Early Talent
Freelanceonsite🇳🇱 Netherlands📍 Amsterdam, Netherlands⏱ 3-6 monthsPythonGoC++Java
Simulationsingenieur Materialflussplanung
Freelancehybrid🇩🇪 Germany📍 Stuttgart, Germany⏱ > 12 monthsAnyLogicAlFaPlant SimulationJava
Software Development Test Engineer C Python Kiel
Freelancehybrid🇩🇪 Germany📍 KielC++PythonGitGitLab
91 Software Tester
Freelanceonsite🇩🇪 Germany📍 Erlangen⏱ 48 monthsC/C++PythonGitLinux
Quant marché : développement d'un pricer produits structurés de contrevalorisation côté market risk
Freelancehybrid🇫🇷 France📍 Paris⏱ 6 months + extensionC/C++Data EngineeringPostgreSQLPython
Consultant LDRA C++
Freelancehybrid🇫🇷 France📍 Bezons⏱ 6 monthsC/C++
C++ Embedded Software Engineer
Freelancehybrid🇮🇹 Italy📍 Turin, Italy⏱ 10-12 monthsC++UDSCANDoIP
C++ Consultant Position
Freelancehybrid🇵🇹 Portugal📍 Lisbon, Portugal⏱ >12 monthsC++QtCMakeConan
Software Engineer Android Automotive Aosp Ottawa
Freelancehybrid🇨🇦 Canada📍 Ottawa⏱ 12 monthsC++JavaKotlinAndroid
Senior Software Engineer Llm Trainer
Freelanceremote🇺🇸 United States📍 RemotePythonJavaScriptTypeScriptGo
C++ Engineer
Freelanceonsite🇸🇪 Sweden📍 Malmö Metropolitan Area, Sweden⏱ 12 months + extensionC++Linux
Software Developer
Freelancehybrid🇩🇪 Germany📍 Jena, Germany⏱ > 12 monthsC#.NETC++MSBuild
Developpeur C Trading Front Office H F
Freelancehybrid🇫🇷 France📍 Paris⏱ 6 months + extensionC++LinuxGitCMake
Embedded Softwaretester Erlangen
Freelance🇩🇪 Germany📍 ErlangenC/C++PythonGITLinux
Senior C++ Engineer
Freelance🇸🇪 Sweden📍 Stockholm, Stockholms län, Swedenc++mobile engineeringandroidios
Join Our Talent Pool – Banking Data, Digital & Cyber Specialists
Freelanceremote🇷🇴 Romania📍 Romania⏱ > 12 monthsHadoopSparkDatabricksAzure Data Factory
C++ / C# Developer with German
Freelanceremote🇵🇱 Poland📍 Poland⏱ > 12 monthsC++C#GitJira
Embedded Systems Consultant
Freelancehybrid🇵🇹 Portugal📍 Almada, Portugal⏱ > 12 monthsCC++.NETC#
Quantitative Analyst
Freelance🇬🇧 United Kingdom📍 London, England, United Kingdomc++sqlquantitative modellingxva
C Software Engineer Linux Embedded Systems Ottawa
Freelanceonsite🇨🇦 Canada📍 Ottawa⏱ 12 monthsC++LinuxPOSIXGit
Big Data Analyst London
Freelanceonsite🇬🇧 United Kingdom📍 London⏱ 3-6 monthsPythonJavaC++Hadoop
Senior Software Engineer Frankfurt Am Main
Freelance🇩🇪 Germany📍 Frankfurt am MainC++LinuxYoctoJavaScript
Embedded Linux Developers Markham
Freelanceonsite🇨🇦 Canada📍 Markham, OntarioCC++PythonGo
Länk
Freelance🇸🇪 Sweden📍 StockholmC++Linux
Embedded Android Engineer
Freelance🇸🇪 Sweden📍 Stockholm, Stockholms län, Swedenembedded systemslinuxandroidkotlin
Software Developer - C++ & Python
Freelance🇬🇧 United Kingdom📍 London, England, United Kingdompythonc++software developmentsoftware testing
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