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Senior C++ Developer

Xci
CompanyXci
CategoryEngineering
Location
Remote
EmploymentNot stated
LevelSenior
SalaryNot stated by the employer
Posted16 Jun 2026
Last verified30 Jul 2026
SourceEmployer career page (teamtailor)
Applications are handled by the employer, not by us.Apply on the employer's site →
Description
Become part of a rapidly growing technology company with an important purpose of developing the best software products to prevent and fight crime. We make sure that police authorities and intelligence services always have the best technological solutions, giving them optimal conditions to protect citizens in the city, on the street and in our homes. If you are motivated by working in a dynamic, innovative environment where you actively contribute to creating impactful technological solutions, and have deep experience with high-performance C++ and real-time data processing at scale, you might be the skilled Senior Software Developer we need on our team. You will take part in knowledge-sharing and cross-functional collaboration, all while being driven by meaningful impact through technical excellence. Build high-performance systems that process data at scale Your primary role will be to design, develop and maintain real-time, scalable and testable, high-quality software systems where performance is critical. You'll work on technical challenges that demand deep expertise in performance optimization, concurrent programming, and distributed system design. The technical challenges you'll solve: Processing and analyzing real-time data streams at scale with strict latency requirements Optimizing system performance through profiling, bottleneck analysis, and architectural improvements Designing and implementing highly concurrent C++ services that efficiently utilize modern multi-core processors Building scalable architectures that handle massive data volumes while maintaining reliability and maintainability You will translate ideas into new features, as well as improving existing software. Beyond writing code, you'll have significant influence over architectural decisions, mentor junior developers, and help mature our engineering practices. You will join a dedicated and experienced team where professionalism is high, the atmosphere is informal, and colleagues support and challenge each other. Areas of responsibility Design and implement high-performance C++ services that handle real-time data at scale Optimize system performance through profiling, benchmarking, and architectural refinement Architect solutions for concurrent and parallel data processing on modern hardware Lead code reviews and establish best practices for clean, maintainable, high-performance code Mature our CI/CD workflows, testing strategies (unit, integration, and performance testing), and monitoring tools Mentor and train junior developers, sharing your expertise in software architecture and system design Collaborate across teams to integrate diverse technologies and competencies About you You have 5+ years of experience with software development and have a proven track record of building high-performance, scalable systems. You excel at writing clean, structured code that runs fast, and you know how to systematically identify and eliminate performance bottlenecks. You understand the intricacies of concurrent programming and have experience designing systems that efficiently leverage multi-core architectures. You're comfortable making architectural decisions and can balance trade-offs between performance, maintainability, and scalability. You are motivated by continuous learning and have a natural interest in exploring new technologies within the field. You find it exciting to contribute to the improvement of public safety through innovative tech solutions. Furthermore, you are a strong team player who shares valuable ideas and knowledge with your colleagues. You communicate effectively in English, both in writing and speaking. You have experience with We imagine you have some experience with the following: Design and implementation of highly performant and scalable software systems Advanced C++ programming (modern C++17 or later) Performance optimi
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