Solution Designer

B Europe; Brussel Hoofdstad; Hybrid; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Remote work + flexible hours

35 days of leave

Company car + public transport season

Job summary

SNCB-NMBS is seeking a Solution Designer to join the AnalySD team within the Business Area "Commercial Channels & Products". You will gather requirements, translate them into detailed API specifications, and collaborate with Architects and developers to deliver robust API solutions that align with business goals and security standards.

You will document interfaces, drive technical reviews, and assist in test planning and UAT, ensuring maintainability and modularity across systems.

Qualifications

• Minimum 5 years in technical analysis/solution design.
• 5+ years creating and documenting APIs.
• Belgium resident with on-site ability up to two days per week.

Responsibilities

• Gather requirements and translate them into clear technical specifications.
• Collaborate with architects and developers to design and maintain APIs.
• Document interfaces, integration points and connection types.
• Create API and technical documentation and present to stakeholders.
• Support testing, reviews and issue resolution across teams.
• Consider non-functional requirements like performance and security.

Skills

APIs design

API documentation

Technical analysis

Requirements gathering

SDLC methodologies

Stakeholder communication

Leadership & mentoring

Problem solving

Education

APIs documentation experience

Tools

Jira

Confluence

Sparx EA

MS Office

Job description

As a Solution Designer, you join the AnalySD team of analysts and solution designers within YPTO’s Business Area "Commercial Channels & Products" and contribute to shaping SNCB-NMBS’s commercial channels and product offerings, driving innovation and enhancing the overall customer experience.

The Business Area "Commercial Channels & Products" is the IT partner of SNCB-NMBS’s Directorate for Marketing & Sales. This directorate manages all sales channels, both front-end and back-end, as well as SNCB-NMBS aftersales solutions, including the website, mobile app, cash desks, ticket vending machines, sales on board and B2B sales channels.

You are involved throughout the entire project lifecycle, from gathering requirements and conducting feasibility studies to defining technical specifications, designing and documenting APIs, supporting development teams and participating in user acceptance testing. You evaluate customer needs and objectives, provide appropriate guidance and challenge the customer where needed to identify the best solution to achieve the intended goals. Working closely with Solution Architects, you translate high-level solution designs into detailed technical specifications and designs that can be implemented by development teams.

As a Solution Designer, you will take on the following responsibilities:

• You gather requirements, conduct feasibility studies, understand business needs and translate them into clear technical specifications, while evaluating customer needs and objectives, providing guidance and challenging the customer where needed to identify the best solution.
• You collaborate with Solution Architects and developers to design, implement and maintain APIs that meet business requirements and adhere to best practices and industry standards, translating high-level solution designs into detailed technical specifications and designs with a focus on modularity, reusability, flexibility and maintainability.
• You identify and document interfaces, integration points and connection types between systems and components, ensuring alignment with the overall solution architecture, architectural guidelines and applicable technology, integration and security standards.
• You create comprehensive API and technical documentation, including API specifications, usage guides, process analyses, functional test scenarios and technical specifications, and present the designed end products to internal and external stakeholders.
• You work closely with development, project and support teams to ensure technical feasibility and alignment with business needs and the agreed solution design; you provide technical guidance, participate in technical reviews, troubleshoot functional and technical issues or defects, proactively identify bottlenecks and propose solutions or alternatives.
• You assist in test plans, test cases and user acceptance testing, taking non-functional requirements such as performance, security, availability and maintainability into account, while safeguarding the existing business and solution architecture and aligning with Enterprise, System and/or Solution Architects when needed.

Why is this job a good fit for you?

• 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. In case of urgent needs, mandatory office meetings or events, additional on-site presence may be required.

You also possess these technical skills:

• You have profound knowledge of technologies commonly used for API development and integration, such as REST, JSON, XML, GraphQL and Swagger/OpenAPI specifications.
• You are proficient in analysis techniques such as requirements gathering, process modelling and use case development.
• You know software development lifecycle (SDLC) methodologies, such as Agile or Waterfall.
• You understand system and solution design principles and can translate business requirements and high-level designs into detailed technical specifications.
• You have good knowledge of MS Office, Teams and Sparx EA.
• You have good and demonstrable knowledge of business process modelling techniques and standards, including BPMN and UML.
• You have good knowledge of API design and documentation and 5+ years of experience creating and documenting APIs.
• You have experience writing User Stories.
• You have experience with SAFe, Agile and Scrum.
• You have extensive experience with Jira and Confluence.
• You understand interfaces, integration points and connection types between systems and components.
• You understand relevant architecture, technology, integration and security standards and ensure technical designs and API specifications comply with applicable standards.
• You take relevant non-functional requirements, such as performance, security, availability and maintainability, into account when defining technical solutions and APIs.
• You can create comprehensive API and technical documentation, including API specifications, usage guides and other documentation that facilitates implementation and integration by internal and external development teams.
• You can assist in creating test plans, test cases and user acceptance testing.
• You can troubleshoot functional and technical issues or defects in collaboration with developers and support teams and proactively identify bottlenecks and propose potential solutions or alternatives.
• You can participate in technical reviews and provide guidance during implementation so the delivered solution remains aligned with the agreed design.
• You can safeguard the existing business and solution architecture and align with Enterprise, System and/or Solution Architects when needed.
• You can present designed end products such as process analyses, functional test scenarios, API documentation and technical specifications to internal and external stakeholders.

And these soft skills:

• You have strong critical‑thinking and decision‑making skills, demonstrate resilience under pressure and ambiguity, and are adaptable in learning new technologies and responding to changing business needs.
• You demonstrate empathy and active listening, have a customer‑focused mindset and can understand, challenge and address customer needs.
• You have leadership and influencing skills to drive consensus and facilitate productive discussions, and you work effectively with cross‑functional and culturally diverse teams and stakeholders.
• You have excellent communication and presentation skills for technical and non‑technical audiences and a detail‑oriented approach that ensures accurate and complete technical and functional documentation.

Asset:

• You are proficient in English.
• You are proficient in Dutch and/or French; this is a plus.
• You have experience in the travel industry and/or e-commerce; this is a bonus.
• You have knowledge of CMS technologies; this is a plus.

Diversity statement:

Everyone is unique. That's why we believe it’s important that you can be yourself — it makes SNCB stronger. We therefore place great value on diversity and inclusion.

Within our open corporate culture, you contribute to the digital transformation of SNCB. You will have a job with social impact and ample opportunity to make your own contribution. In addition to a good work-life balance and a competitive salary, you will receive the following benefits:

• 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.

You will work near Brussels-South station and join the AnalySD team.