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Senior Software Engineer - C/C++ Jobs (Remote work)

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Senior Software Engineer (SDET)
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Join Microsoft Azure Storage as a Senior Software Engineer (SDET) in India to build the world’s most scalable cloud storage system. You’ll design E2E performance tests, develop automation tools, and analyze distributed systems for latency and bottlenecks. Requires 6+ years in C, C++, C#, or Pytho...
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India , Multiple Locations
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Not provided
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Microsoft Corporation
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Senior Software Engineer
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Senior Software Engineer sought for a fully remote UK role with a cloud-native leader in child safety technology. You will design and build high-performance backend services using Golang and GCP, alongside frontend work with TypeScript and React. Key requirements include microservices, SQL, CI/CD...
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United Kingdom
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75000.00 - 85000.00 GBP / Year
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Premier Group
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Senior Software Engineer (Healthcare Integrations)
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Senior Software Engineer (Healthcare Integrations) – fully remote, US-based. Design and deliver scalable integration solutions connecting patient intake, referral workflows, call centers, and EMR platforms like Cerner. Must have senior-level API, distributed systems, and cloud (AWS/Azure) experie...
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United States
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Not provided
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Tech Holding
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Senior Software Engineer
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Senior Software Engineer (C++ / Algorithms) sought to build a high-performance visualization engine in the UK. This role demands strong C++ skills, deep computer science fundamentals, and a passion for solving complex algorithmic and graphical problems. Join a culture of technical excellence, foc...
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United Kingdom
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200000.00 GBP / Year
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Oho Group Ltd
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Senior Software Engineer - Azure Hyper Networking
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Senior Software Engineer – Azure Hyper Networking. Build and optimize the software-defined network infrastructure powering Microsoft’s global cloud and AI data centers. Requires expertise in C, C++, C#, or Python, large-scale distributed systems, and switch/router configuration. Join a team at th...
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Serbia , Multiple Locations
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Not provided
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Microsoft Corporation
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Senior Software Engineer, Data Management
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Senior Software Engineer, Data Management – Bogotá, Colombia. Design and build scalable APIs and distributed systems to power Fullstory’s AI-enhanced products. Drive zero-configuration features, manage services that auto-label user event data, and collaborate on design and code reviews. Leverage ...
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Colombia , Bogotá
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80000.00 - 89000.00 USD / Year
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Fullstory
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Senior Software Engineer (Rocks)
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Senior Software Engineer (Rocks) sought by Invent.ai, a fast-growing AI firm revolutionizing retail supply chain. You will own end-to-end development across Python/PySpark, AWS Lambda, and React, leveraging AI coding tools to accelerate delivery. Requires 6+ years in scalable SaaS, deep OOP knowl...
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United States
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invent.ai
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Senior Software Engineer - Applications
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Senior Software Engineer - Applications: Build and scale high-throughput backend services and messaging infrastructure for healthcare platforms. Leverage Ruby on Rails, JavaScript, and PostgreSQL to design reliable APIs and distributed systems. Drive technical ownership of complex features, from ...
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United States
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60.00 - 80.00 USD / Hour
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Signify Technology
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Senior Software Engineer
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Senior Software Engineer – Firefox Monitor. Build cloud-native Node.js/TypeScript systems at the intersection of security and privacy. Lead backend development, own GCP/AWS infrastructure, and optimize PostgreSQL at scale. Join Mozilla to protect millions from data breaches with top benefits and ...
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United States; Canada
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Mozilla
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Senior Software Engineer, MediaWiki
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Join the Wikimedia Foundation as a Senior Software Engineer on the MediaWiki Platform team. You will enhance the core open-source platform powering Wikipedia, focusing on performance, scalability, and reliability. We seek backend engineering expertise, strong system design skills, and experience ...
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United States
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113082.00 - 175725.00 USD / Year
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Wikimedia Foundation
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Senior Software Engineer (React)
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Senior Software Engineer (React) sought to build intuitive, high-performance UIs for cloud-based industrial AI solutions. You will lead technical design, develop complex data visualizations, and define front-end best practices. Requires 7+ years experience, expert TypeScript, and deep React exper...
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Poland , Rzeszów
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Edvantis
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Senior CAM Software Engineer
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Senior CAM Software Engineer sought in White River Junction, VT to lead development of advanced manufacturing software for complex turbomachinery. Requires 5+ years of C++ and Python experience, plus expertise in geometric modeling and CNC machining. Drive multi-axis toolpath programming, mentor ...
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United States , White River Junction, VT
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100000.00 - 130000.00 USD / Year
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Concepts NREC
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Senior Software Engineer (AWS & Data)
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Senior Software Engineer (AWS & Data) – remote role in Poland. Build cloud-native apps and data pipelines using AWS Glue, PySpark, ECS/Kubernetes, FastAPI, and React. Requires strong DevOps skills with Terraform and CI/CD. Enjoy full remote work, private medical care, Multisport card, and life in...
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Poland
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130.00 - 150.00 PLN / Hour
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Cyclad Sp. z o.o.
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Senior Software Engineer - Github Copilot API
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Join GitHub as a Senior Software Engineer on the Copilot API team, building scalable backend services and APIs for the world’s leading AI pair programmer. You’ll design distributed systems, ensure high reliability and performance, and mentor engineers across multiple locations in Czech Republic. ...
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Czech Republic , Multiple Locations
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Microsoft Corporation
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Senior Software Engineer
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Senior Software Engineer sought to design and deliver scalable micro frontend architectures using React, TypeScript, and NestJS. This UK-based role focuses on building high-performing, secure applications with a DevSecOps mindset. You will mentor engineers, drive CI/CD improvements, and shape tec...
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United Kingdom
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Admiral Group Plc
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Senior Software Engineer - Engineering Workflow and CI
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Mozilla seeks a Senior Software Engineer to enhance developer productivity by improving Firefox’s CI/CD and engineering workflows. You’ll build Python-based services, optimize testing pipelines, and work cross-platform (Windows, Linux, Mac). Ideal for experts in FastAPI, GCP/AWS, and GitHub Actio...
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Sweden, Germany, France, UK, Finland, Belgium, Spain, Netherlands
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Mozilla
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Senior Software Engineer (Golang)
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Senior Software Engineer (Golang) needed in Minneapolis to design scalable backend systems and high-performance microservices. Requires 8+ years of experience, 3+ years with Golang, and deep AWS expertise. You will build APIs, containerize apps with Docker, and optimize MySQL databases. Benefits ...
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United States , Minneapolis
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69.00 USD / Hour
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Apex Systems
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Senior Software Engineer - Azure Storage
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Join Microsoft Azure Storage as a Senior Software Engineer on the Ultra Disk team, building the fastest block storage platform in the cloud. Design and implement scalable, high-performance distributed systems for exascale data, using C, C++, C#, or Python. Based in multiple US locations, this rol...
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United States , Multiple Locations
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119800.00 - 234700.00 USD / Year
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Microsoft Corporation
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Senior Software Engineer
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Invert seeks a Senior Software Engineer to join our remote-first team in San Francisco. You will leverage 6+ years of experience with Python, React, TypeScript, and AWS to ship features and mentor engineers. Drive technical decisions for sustainable scaling in bioprocessing automation. Enjoy comp...
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United States , San Francisco
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130000.00 - 200000.00 USD / Year
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Helpcare AI
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Senior Software Engineer II
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Senior Software Engineer II – Confluent, India (Remote-First). Design and scale the Kora Serverless platform, Confluent’s cloud-native Kafka service. Requires 6+ years of experience, deep expertise in distributed systems, and proficiency in Java/Scala. Join a collaborative team building high-perf...
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India
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Not provided
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Confluent
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Until further notice
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About the Senior Software Engineer - C/C++ role

Explore senior software engineer jobs specializing in C/C++, a foundational and high-performance programming domain critical to systems where speed, efficiency, and direct hardware interaction are paramount. Senior Software Engineers in C/C++ are seasoned professionals who architect, develop, and optimize complex software systems. Their expertise is essential in industries such as operating systems, embedded electronics, game development, high-frequency trading, telecommunications, and database engineering, where resource management and real-time processing are non-negotiable.

Professionals in these roles typically shoulder a wide array of responsibilities centered on the full software development lifecycle. A core duty involves designing robust software architecture, making critical decisions on data structures, algorithms, and system integration patterns. They write, review, and debug sophisticated, performance-critical code in C and C++, often dealing with memory management, concurrency, and low-level system APIs. A significant part of their work includes performance profiling and optimization, ensuring software operates with minimal latency and maximal throughput. They are also responsible for creating and maintaining technical documentation, leading code reviews to enforce best practices, and mentoring junior engineers to elevate team capability. Collaboration is key, as they frequently work alongside cross-functional teams, including hardware engineers, product managers, and QA specialists, to translate complex requirements into reliable and scalable software solutions.

The typical skill set for these senior roles is demanding and specific. Mastery of C and C++ is fundamental, with a deep understanding of language nuances, modern standards (C++11/14/17/20), and associated toolchains. Proficiency in software design principles, object-oriented and procedural programming, and system-level concepts like multithreading, sockets, and memory models is required. Strong experience with version control systems, such as Git, and familiarity with build systems (CMake, Make) is standard. Knowledge of scripting languages like Python for automation, as well as experience with debugging and profiling tools (e.g., GDB, Valgrind, VTune), is highly valuable. While not always mandatory, a solid foundation in computer science, often evidenced by a degree in a related field, is common. Ultimately, successful candidates demonstrate exceptional problem-solving abilities, a meticulous attention to detail, and the capacity to own projects from conception through to deployment and maintenance. For those seeking to leverage deep technical expertise on challenging projects, exploring senior C/C++ software engineer jobs offers a pathway to impactful work at the core of technology.

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