Solution Designer

NMBS-SNCB

. Join the AnalySD team within YPTO’s Business Area “Commercial Channels & Products”.

Posted 11/9/2026full-timeBrussels • BelgiumMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in technical analysis and solution design, with a strong focus on API creation and documentation. Proficient in requirements gathering, process modeling, and translating business needs into detailed technical specifications while ensuring alignment with architectural standards.

Highest-signal resume keywords

API Creation And DocumentationRequirements GatheringTechnical AnalysisAgile MethodologiesBPMN And UML

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

RESTJSONXMLGraphQLSwagger/OpenAPISDLC MethodologiesTechnical SpecificationsUser StoriesTest PlansTroubleshooting

Soft Skills

Critical-ThinkingDecision-MakingEmpathyActive ListeningCommunication

Tools & Technologies

MS OfficeTeamsSparx EAJiraConfluence

Industry Keywords

Travel IndustryE-CommerceCMS Technologies

Tech Stack

Tools & technologies

GraphQLSDLC

About the role

Key responsibilities & impact

Join the AnalySD team within YPTO’s Business Area “Commercial Channels & Products”.
Help shape SNCB-NMBS’s commercial channels and product offerings, drive innovation and enhance customer experience.
Contribute to systems supporting sales channels and aftersales solutions, including the website, mobile app, cash desks, ticket vending machines, sales on board and B2B sales channels.
Gather requirements and conduct feasibility studies.
Understand business needs and translate them into clear technical specifications.
Evaluate customer needs and objectives, provide guidance and challenge customers where needed.
Collaborate with Solution Architects and developers to design, implement and maintain APIs.
Translate high-level solution designs into detailed technical specifications and designs.
Identify and document interfaces, integration points and connection types.
Ensure alignment with solution architecture, architectural guidelines and technology, integration and security standards.
Create API and technical documentation, usage guides, process analyses, functional test scenarios and technical specifications.
Present designed end products to internal and external stakeholders.
Work with development, project and support teams to ensure technical feasibility and alignment with business needs.
Provide technical guidance and participate in technical reviews.
Troubleshoot functional and technical issues or defects.
Identify bottlenecks and propose solutions or alternatives.
Assist with test plans, test cases and user acceptance testing.
Account for performance, security, availability and maintainability requirements.
Safeguard the existing business and solution architecture and align with Enterprise, System and/or Solution Architects when needed.

Requirements

What you’ll need

You have a minimum of 5 years of working experience in technical analysis/solution design.
You have 5+ years of experience creating and documenting APIs.
You reside in Belgium and are able to work on-site up to two days per week, with one fixed and one flexible day; additional on-site presence may be required for urgent needs, mandatory office meetings or events.
Profound knowledge of REST, JSON, XML, GraphQL and Swagger/OpenAPI specifications.
Proficiency in requirements gathering, process modelling and use case development.
Knowledge of SDLC methodologies such as Agile or Waterfall.
Understanding of system and solution design principles and ability to translate business requirements and high-level designs into detailed technical specifications.
Good knowledge of MS Office, Teams and Sparx EA.
Good and demonstrable knowledge of BPMN and UML.
Good knowledge of API design and documentation.
Experience writing User Stories.
Experience with SAFe, Agile and Scrum.
Extensive experience with Jira and Confluence.
Understanding of interfaces, integration points and connection types between systems and components.
Understanding of relevant architecture, technology, integration and security standards.
Ability to account for performance, security, availability and maintainability requirements.
Ability to create comprehensive API and technical documentation.
Ability to assist in creating test plans, test cases and user acceptance testing.
Ability to troubleshoot functional and technical issues or defects.
Ability to participate in technical reviews and provide implementation guidance.
Ability to safeguard existing business and solution architecture and align with Enterprise, System and/or Solution Architects.
Ability to present process analyses, functional test scenarios, API documentation and technical specifications.
Strong critical-thinking and decision-making skills; resilience under pressure and ambiguity; adaptability.
Empathy, active listening and customer-focused mindset.
Leadership and influencing skills; ability to work with cross-functional and culturally diverse teams and stakeholders.
Excellent communication and presentation skills and a detail-oriented approach.
Proficiency in English is an asset.
Proficiency in Dutch and/or French is a plus.
Experience in the travel industry and/or e-commerce is a bonus.
Knowledge of CMS technologies is a plus.

Benefits

Comp & perks

the possibility to work remotely + flexible working hours
35 days of leave
a company car + a public transport season ticket
a target bonus
a comprehensive insurance package (affiliation without own contribution, excl. outpatient costs for family members)
hospitalisation and dental care for the whole family
outpatient costs (= medical costs separate from hospitalisation)
group insurance: supplementary pension, work disability and death (cafeteria plan)
accidents at work (extralegal)
meal vouchers and eco-vouchers
net allowances for remote working and carwash + internet budget
a job with social impact
ample opportunity to make your own contribution
a good work-life balance
a competitive salary