Senior LANSA Developer

GeekSoft Consulting; Amsterdam; On-site; EUR 70,000 - 100,000; Full time

Benefits offered by this job

International culture

Career development

Dutch benefits

Job summary

GeekSoft Consulting is seeking a Senior LANSA Developer in Amsterdam to design, build and improve the firm's online platform. You will contribute to architecture decisions and implement resilient, scalable solutions.

You will work in an international consulting environment, leveraging LANSA, IBM i and DB2 expertise to optimize data flows and performance while collaborating closely with the team to deliver high-quality software on fixed-term employment.

Qualifications

• Strong experience in LANSA development, including Visual LANSA, RDML/RDMLX, LANSA Frameworks, LANSA Repository, screen development, and business logic.

Responsibilities

• Design, build and continuously improve the client's online platform.
• Research, suggest and implement new technology solutions following best practices/standards.
• Take responsibility for the resiliency and availability of different products.
• Be a productive member of the team.

Skills

LANSA development

Visual LANSA

RDML/RDMLX

LANSA Frameworks

LANSA Repository

SQL

DB2/400

IBM i

Screen development

Business logic

Tools

None

Job description

GeekSoft Consulting | Fixed Term Employment

Senior LANSA Developer

Amsterdam, Netherlands | Posted on 09/29/2026

• Help design, build and continuously improve the clients online platform.
• Research, suggest and implement new technology solutions following best practices/standards.
• Take responsibility for the resiliency and availability of different products.
• Be a productive member of the team.

Requirements

• Strong experience in LANSA development, including Visual LANSA, RDML/RDMLX, LANSA Frameworks, LANSA Repository, screen development, and business logic.
• Hands-on experience with IBM i (AS400/iSeries) and DB2/400, including job queues, batch processing, message queues, system monitoring, and performance troubleshooting.
• Strong SQL and DB2 skills, with experience in data modelling, production data issue troubleshooting, and query optimization.

Fixed Term Employment Contract

Work-Life Balance

Flexible Work Mode

What GeekSoft Consulting Offers

• International, collaborative consulting culture with clear career development paths.
• Comprehensive Dutch benefits package emphasizing well-being, mobility, and career growth.