Software Engineer

🕒 July 7

🇺🇸 United States – Remote

💵 $130k - $188k / year

⏰ Full Time

🟠 Senior

🔴 Lead

🖥 Software Engineer

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

👻 Ghost score 16%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Ensono

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

💼 Consulting

Consulting • Cloud Services • IT Services

Ensono is a managed service provider and expert technology advisor focused on enabling clients to navigate complex IT environments. Ensono offers services including mainframe-as-a-service, cloud migration, and IT infrastructure management, with a strong emphasis on modernizing legacy systems and optimizing IT operations. The company is recognized for its flexibility and allyship, providing businesses with the ability to adapt and evolve through solutions like Ensono Flex®. It specializes in both mainframe and cloud solutions, holding competency in AWS mainframe modernization and is a global Azure Expert MSP. Ensono acts as an ally, helping companies achieve better business outcomes through IT innovation and strategic technology advisement.

📋 Description

• Architect, develop, and maintain complex, high-performance applications in C++ (C++11/14/17/20 and beyond) • Take ownership of critical system components focused 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 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 and drive technical growth across the team • Participate in system design discussions, technical planning, and effort estimation

🎯 Requirements

• 10+ years of experience in Mainframe Skills COBOL, CICS, JCL, DB2 and VSM • 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 • Excellent problem-solving and analytical skills • Strong communication and interpersonal skills • Ability to work independently and as part of a team

🏖️ Benefits

• 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 • Annual bonus plan based on company and individual performance • Equity grant under our Associate Equity Appreciation Program • Choice to work from home or in Ensono offices when not required at a client site