Expert C++ Software Engineer

Ensono; United States; Remote; USD 130,000 - 150,000; Full time

Benefits offered by this job

Unlimited PTO

Health plan options

401k with company match

Family forming benefit

Sabbatical leave

Education reimbursement

Flexible schedule

Job summary

Ensono is seeking a highly skilled C++ Expert Engineer with 10+ years of hands-on, production-grade experience to design, develop, and maintain high-performance C++ systems on Linux. You will lead architectural decisions, mentor peers, and champion best practices across the software lifecycle.

Responsibilities include ownership of critical components, building CI/CD pipelines, managing multi-platform builds with CMake, and collaborating with cross-functional teams to ensure reliability and

Qualifications

• Expert understanding of dynamic memory allocation, RAII, smart pointers.
• Diagnose memory leaks, dereferencing issues, and buffer overflows.
• Strong C++ threading knowledge and std::thread usage.
• Experience with CMake cross-platform builds and Docker-based workflows.
• Proficient in CI/CD pipelines and debugging tools (GDB/Valgrind).
• Comfort with Linux development and scripting in Python or shell.
• Bachelor’s or Master’s degree or equivalent industry experience.

Responsibilities

• Architect, develop, and maintain high-performance C++ systems.
• Lead architectural decisions, code reviews, and best practices.
• Mentor engineers and contribute to technical growth.
• Define and maintain build systems and multi-platform configurations.
• Design and maintain CI/CD pipelines and containerisation workflows.
• Collaborate with cross-functional teams in a Linux environment.
• Profile performance and drive optimization initiatives.

Skills

Dynamic memory allocation

RAII

Smart pointers

Memory leak diagnosis

C++ threading

std::thread

Lock-free programming

CMake

Docker

CI/CD pipelines

GDB

Valgrind

Linux development

Python

Shell scripting

SQL

Git

Mentoring

Education

Bachelor’s or Master’s in Computer Science/Software Engineering

Equivalent industry experience

Tools

CMake

Docker

Jenkins

GitLab CI

GitHub Actions

GDB

Valgrind

Python

Shell scripting

SQL

Job description

At Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things_!_ We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation.

We can Do Great Things because we have great Associates. The Ensono Core Values unify our diverse talents and are woven into how we do business. These five traits are the key to achieving our purpose.

Honesty – Reliability – Curiosity – Collaboration - Passion

About the role and what you’ll be doing:

We are seeking a highly skilled and experiencedC++ Expert Engineerwith 10+ years years of hands-on, production-level experience to join our engineering team. In this role, the candidate will design, develop, and maintain high-performance, production-grade C++ systems. The candidate will play a key technical leadership role — driving architectural decisions, mentoring peers, and championing best practices across the software development lifecycle.

• Architect, develop, and maintain complex, high-performance applications in C++ (C++11/14/17/20 and beyond)
• Take ownership of critical system components with a focus on reliability, scalability, and performance
• Design and implement solutions involving advanced memory management and concurrent/multithreaded architecture
• Lead code reviews and enforce coding standards and best practices across the team
• Define and maintain CMake -based build systems and manage multi-platform build configurations
• Design and maintain CI/CD pipelines and Docker -based containerisation workflows
• Diagnose and resolve complex issues using tools such as GDB and Valgrind ; lead performance profiling and tuning initiatives
• Collaborate with cross-functional teams in a Linux -based development environment
• Contribute to and maintain automation scripts using Python and shell scripting
• Interact with relational data sources using SQL where required
• Manage source code, branching strategies, and release workflows using Git
• Mentor junior and mid-level engineers; drive technical growth across the team
• Participate in system design discussions, technical planning, and effort estimation

We want all new Associates to succeed in their roles at Ensono. That’s why we’ve outlined the job requirements below. To be considered for this role, it’s important that you meet all Required Qualifications. If you do not meet all of the Preferred Qualifications, we still encourage you to apply.

Required Qualifications

• Expert understanding of dynamic memory allocation, RAII, smart pointers (unique_ptr, shared_ptr, weak_ptr)
• Experience diagnosing and resolving memory leaks, dangling pointers, and buffer overflows
• Familiarity with custom allocators and memory pool strategies
• Strong command of the C++ threading model (std::thread, std::mutex, std::atomic, std::condition_variable)
• Experience with lock-free and wait-free programming patterns
• Ability to identify and resolve race conditions, deadlocks, and thread-safety issues
• Expert-level experience with CMake for cross-platform build configuration
• Proficiency with Docker for containerised development and deployment environments
• Hands-on experience designing and maintaining CI/CD pipelines (e.g., Jenkins, GitLab CI, GitHub Actions)
• Advanced use of GDB for low-level debugging and post-mortem analysis
• Proficiency with Valgrind (Memcheck, Helgrind, Callgrind) for memory and thread analysis
• Bachelor’s or master’s degree in computer science, Software Engineering, or a related technical discipline
• Equivalent industry experience will be considered in lieu of formal education
• Soft Skills: Excellent problem-solving and analytical skills. Strong communication and interpersonal skills. Ability to work independently and as part of a team.

Why Ensono?

Ensono is a place to make better happen – for our clients and for your career. You can do great things through innovation or collaboration, by learning or volunteering, or to promote diversity and inclusion. You can do great things for your own health or for a healthier planet. Whatever it means to you to do great things we want Ensono to be the place you can do it.

We are a client-facing business, but we do encourage clients to allow us to work remotely most of the time so if you are not required to be on a client site, you can choose to work from home or in our Ensono offices.

Some of our benefits include:

• Unlimited Paid Days Off
• Three health plan options
• 401k with company match
• Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
• Family Forming Benefit including fertility coverage and adoption/surrogacy reimbursement
• Paid childbearing and paternal leave
• Education Reimbursement, Student Loan Assistance or 529 College Funding
• Sabbatical leave
• Wellness program
• Flexible work schedule

As of the date of this posting, a good faith estimate of the current pay scale for this role is $130,000 to 150,000 annually based on a full-time schedule. Please note that placement in the range may vary based on numerous factors including but not limited to skills, experience, internal equity, and business needs. In addition to base salary, other compensation programs, depending on eligibility, include an annual bonus plan based on company and individual performance and an equity grant under our Associate Equity Appreciation Program.

Ensono is an Equal Opportunity/Affirmative Action employer. We are committed to providing equal employment to our Associates and building a diverse and inclusive workforce. All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, or other legally protected basis, in accordance with applicable law.

Pay transparency nondiscrimination statement/posting OFCCP’s pay transparency policy can be found on OFCCP’s website.