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Application Engineer - Luxembourg
The Application Engineer at Julius Baer in Luxembourg is responsible for developing and implementing scalable, secure, and reliable software solutions and serves as a bridge between business and technology. The role involves translating business requirements into technical solutions, ensuring compliance with architectural standards and regulatory requirements, and supporting development, testing, and operations processes.
Tasks
The responsibilities of the Application Engineer include:- Translation of business requirements into clear, testable system requirements and solution designs
- Conducting end-to-end impact analyses across applications, integrations, and data flows
- Ensuring alignment with the target architecture, security standards, and regulatory requirements
- Maintaining requirements (epics, features, user stories, acceptance criteria) and managing changes throughout the lifecycle
Application Engineering (Plan — Build — Operate)
The tasks in this area include:- Assessment of feasibility, risks, and impact on delivery (costs, schedule, complexity)
- Definition of system designs, data models, integration patterns (APIs, messaging, events), and interface contracts
- Management of production readiness activities, including runbooks, monitoring, and SLAs/SLOs
- Operations support (L2/L1), incident analysis, root cause investigations, and continuous improvement
Engineering Quality & DevOps
The tasks in this area include:- Incorporation of non-functional requirements (performance, security, resilience, observability) through design
- Participation in design and code reviews, support for testing strategies and automation
- Collaboration with DevOps on CI/CD pipelines, environments, automation, and observability
Requirements
The requirements for the application engineer are:- Bachelor's degree in computer science, software engineering, or a related field
- 8+ years of experience in application engineering, solution engineering, or software delivery roles
- Experience with Temenos T24, TripleA, or CRM systems in banking or asset management is a plus
- Extensive experience in system design, integration architecture, and data modeling
- Knowledge of APIs, messaging/event-driven architectures, CI/CD, testing, and operational readiness
- Ability to assess code quality in terms of maintainability, performance, and security
- Excellent communication skills to bridge the gap between business and engineering
- Experience in financial services or regulated environments is a plus
- Fluent English
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