Senior LANSA Developer | IBM i / AS400 | Dutch Speaker

Acquism SARL; Amsterdam; Hybrid; EUR 90,000 - 120,000; Full time

Job summary

Acquism SARL in Amsterdam, Netherlands, seeks an experienced Senior LANSA Developer for a long-term project. The role focuses on Visual LANSA, RDML/RDMLX, IBM i (AS400) and DB2 with strong SQL and enterprise app development skills.

The successful candidate will design, develop, maintain, and optimise business applications, support integrations, and ensure production systems stability. Hybrid work with two onsite days per week.

Qualifications

• 8-10+ years IT experience in enterprise application development.
• Strong hands-on LANSA development experience.
• Excellent SQL skills and DB2 knowledge.
• Professional Dutch communication skills required.

Responsibilities

• Design, develop and maintain enterprise apps using Visual LANSA and RDML/RDMLX.
• Develop screens, business logic and reusable components.
• Work with LANSA Frameworks and Repository concepts.
• Develop and optimise apps on IBM i (AS400/iSeries) with DB2.
• Manage job queues, batch processing and message queues; monitor production systems.
• Collaborate with stakeholders and agile teams for reliable solutions.

Skills

Visual LANSA

RDML/RDMLX

IBM i (AS400)

DB2

SQL

Data modeling

Agile

Communication

Tools

LANSA Frameworks

DB2 tools

Job description

Location: Amsterdam, Netherlands (Hybrid)

Contract Duration: 24 months

Start Date: ASAP

Experience: 8-10+ years preferred

Language: Dutch required

About the Role

We are looking for an experienced Senior LANSA Developer to join a long-term project in Amsterdam, Netherlands.

The ideal candidate will have strong hands-on experience with Visual LANSA, RDML/RDMLX, IBM i (AS400) and DB2, combined with excellent SQL skills and a solid understanding of enterprise application development.

The successful candidate will be responsible for developing, maintaining and optimising business applications, supporting integrations and ensuring the stability and performance of production systems.

This position offers a hybrid working arrangement, requiring 2 days per week onsite in

Key Responsibilities

• Design, develop and maintain enterprise applications using Visual LANSA and RDML/RDMLX.
• Develop and maintain application screens, business logic and reusable components.
• Work with LANSA Frameworks and Repository concepts.
• Develop and optimise applications running on IBM i (AS400/iSeries).
• Manage and troubleshoot job queues, batch processing and message queues.
• Support system monitoring, production troubleshooting and performance optimisation.
• Write, maintain and optimise SQL queries and DB2 database operations.
• Design and maintain data models to support business requirements.
• Investigate and resolve production data issues.
• Collaborate with business stakeholders and technical teams to deliver reliable solutions.
• Participate in Agile development activities and contribute to continuous improvement.

LANSA Development

• Strong hands-on experience with Visual LANSA.
• Experience developing applications using RDML and RDMLX.
• Knowledge of LANSA Frameworks and Repository concepts.
• Experience with screen development and business logic implementation.
• Strong experience with IBM i (AS400/iSeries).
• Experience working with DB2/400.
• Understanding of job queues, batch processing and message queues.
• Experience with system monitoring and performance troubleshooting.

SQL and Databases

• Hands-on experience with DB2.
• Experience in data modelling and database troubleshooting.
• Ability to optimise queries and resolve production data issues.

Additional Requirements

• Approximately 8-10 years of relevant IT experience.
• Experience working in Agile environments.
• Strong analytical and problem-solving skills.
• Good communication and collaboration skills.
• Professional Dutch communication skills are required.
• Ability to work onsite in Amsterdam twice per week.

The following experience would be advantageous:

• RPG IV / RPG ILE.
• Financial services, banking or payments industry experience.
• API development and system integration.
• Experience supporting production environments.
• Knowledge of MySQL and database administration.