Job Description

For more than 40 years, Accelya has been the industry's partner for change, simplifying airline financial and commercial processes and empowering the air transport community to take better control of the future. Whether partnering with IATA on industry-wide initiatives or enabling digital transformation to simplify airline processes, Accelya drives the airline industry forward and proudly puts control back in the hands of airlines so they can move further, faster.
Job Summary
As a Sr. Specialist - Software Development (C++) at Accelya, you will serve as a principal-level technical authority and play a pivotal role in architecting, designing, and guiding the evolution of our Offer Engines platform -- one of the most critical systems in global airline retailing.
You will be responsible for tackling the most complex technical challenges, shaping system-wide design decisions, and ensuring that our solutions are scalable, resilient, and future-ready. In addition to being a hands-on contributor, you will act as a mentor, innovator, and thought leader, setting technical direction not just for your team but for the broader organization.
Key Responsibilities
Architecture & Technical StrategyDefine and influence the technical roadmap and long-term architectural vision of Offer Engines. Provide expert-level input on system design, scalability, and performance optimization. Drive innovation and adoption of new technologies, frameworks, and practices across engineering teams. Lead high-level architecture reviews, ensuring alignment with business goals and industry standards.

Hands-On Development & Problem SolvingContribute as a hands-on engineer, writing and reviewing advanced C++ code for critical components. Solve the most complex problems in areas like concurrency, distributed processing, performance tuning, and memory optimization. Ensure solutions are designed for high availability, low latency, and fault tolerance in mission-critical environments.

Leadership & MentorshipMentor engineers across all levels, from junior to specialist, building technical depth across teams. Act as a role model for engineering excellence, promoting best practices in coding, testing, and system design. Provide guidance during critical incidents and escalations, ensuring stability and reliability of production systems.

Collaboration & InfluencePartner with Product, Architecture, and Business teams to align technology strategy with organizational goals. Influence decision-making across multiple teams and projects, serving as a trusted technical advisor. Represent Accelya in industry forums, technical working groups, or conferences where applicable.

Innovation & Continuous ImprovementLead proof-of-concepts and feasibility studies for emerging technologies. Drive adoption of modern C++ standards and advanced practices like lock-free programming, asynchronous design, and performance profiling. Contribute to building an engineering culture focused on innovation, quality, and continuous improvement.

EducationBachelor's or Master's degree in Computer Science, Software Engineering, or related field.

Required Skills & Experience6+ years of professional software development experience, with deep expertise in C++. Proven track record of architecting and delivering large-scale, high-performance, real-time systems. Advanced knowledge of data structures, algorithms, distributed systems, and software design patterns. Expertise in multi-threading, concurrency, memory management, and performance optimization at scale. Experience with profiling/debugging tools (e.g., Visual Studio Profiler, Valgrind, Perf) and advanced performance tuning. Strong background in Agile/Scrum/SAFe development methodologies. Hands-on experience with CI/CD, DevOps, and cloud-native architectures.

Preferred QualificationsAirline/travel industry or transaction-intensive systems experience. Exposure to cloud platforms (AWS, Azure, GCP), containerization (Docker, Kubernetes), and microservices architecture. Experience driving organization-wide technical initiatives (standards, frameworks, tools). Thought leadership demonstrated through patents, publications, or conference talks.

Soft SkillsExceptional strategic thinking and problem-solving ability. Strong influencing skills to align diverse stakeholders with technical direction. Excellent communication skills (technical and business). Ability to thrive in a fast-paced, dynamic, and global environment. Passion for mentoring, innovation, and driving technical excellence.

Why Join Accelya?Take a lead technical role in shaping the future of global airline Offer Engines. Work on complex, high-impact challenges at the intersection of travel and technology. Influence architecture and product direction at an organizational level. Collaborate with some of the most talented engineers in the travel technology domain.

What does the future of the air transport industry look like to you? Whether you're an industry veteran or someone with experience from other industries, we want to make your ambitions a reality!