3 weeks ago Be among the first 25 applicants AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17 industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. WHY JOIN US If you’re looking for a place to grow, make an impact, and work with people who care, we’d love to meet you! ABOUT THE ROLE As a Senior Software Engineer, you’ll design and optimize advanced algorithms that power real-time market surveillance and data analysis, ensuring high accuracy and performance across complex trading systems. You’ll contribute to the architecture of scalable, fault-tolerant platforms handling large-scale financial data while collaborating closely with quantitative and compliance experts. This role offers the opportunity to shape core systems at the intersection of finance, data, and engineering innovation. WHAT YOU WILL DO Design, implement, and optimize sophisticated algorithms for batch and real-time monitoring of market data and trading activities Collaborate with quantitative analysts, data scientists, and compliance experts to ensure the effectiveness of surveillance strategies Contribute to the architecture and design of scalable and high-performance software systems that process and analyze large volumes of trading data in batch and real-time Ensure system reliability, fault tolerance, with high throughput for batch and low-latency performance for real-time processing Review and enhance existing codebase to improve efficiency, maintainability, and overall system performance Identify areas for optimization and implement necessary changes MUST HAVES 4 years of experience and proficiency in Java and Spring programming Experience in Crypto or Blockchain or trading industry (non-negotiable) Experience with algorithmic development and optimization Solid understanding of software engineering principles, design patterns, and system architecture Hands‑on experience with real-time data processing frameworks such as databases and distributed computing Excellent problem‑solving skills, attention to detail, and the ability to work in a fast‑paced, dynamic environment Effective communication skills to collaborate with multidisciplinary teams and present complex technical concepts to non‑technical stakeholders Experience with monitoring and managing production environments Great interpersonal skills and a team player Bachelor’s degree in Computer Science, Engineering, Mathematics, or a related field Upper‑intermediate English level NICE TO HAVES Master’s degree or PhD is a plus Python experience Experience with data analysis, statistical modeling, and machine learning techniques is advantageous PERKS AND BENEFITS Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation: We match your ever‑growing skills, talent, and contributions with competitive USD‑based compensation and budgets for education, fitness, and team activities A selection of exciting projects: Join projects with modern solutions development and top‑tier clients that include Fortune 500 enterprises and leading product brands Flextime: Tailor your schedule for an optimal work‑life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive Seniority level Mid‑Senior level Employment type Full‑time Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at AgileEngine by 2x Get notified about new Senior Software Engineer jobs in Zaragoza, Aragon, Spain. J-18808-Ljbffr