System Developer Historical Database Development
About the role
Full text from the employer, as published on Arbetsförmedlingen (JobTech), arranged into sections. Nothing added or removed.
System Developer, Historical Database Development
Location: Remote
Working Method: Mostly Remote
Job Type: Consultant
Reference Number: 16479
Assignment Period: Immediate, June 30, 2027
Workload: 100%
Application Deadline: October 25, 2026
About the Role
We are looking for an experienced System Developer to design, develop, and implement a historical database solution for storing, managing, and retrieving financial accounting data from a legacy system.
The assignment involves migrating historical data from an IBM AS400 environment to Microsoft SQL Server within an on-premises IT environment.
The objective is to ensure secure, reliable, and efficient access to historical financial data for reporting, analysis, auditing, and long-term archiving.
The solution should provide secure data storage, permission-controlled access, and a user-friendly web interface with efficient search functionality. It should support the retrieval of historical accounting records, including invoices, accounting transactions, bank statements, and financial reports.
Key Responsibilities
- Design, develop, and implement a historical database solution.
- Migrate and transform data from IBM AS400 to Microsoft SQL Server.
- Develop database structures that support efficient storage and retrieval of large volumes of historical data.
- Implement secure, permission-controlled access to sensitive financial information.
- Develop a web-based interface with effective search and data retrieval functionality.
- Ensure data integrity, accessibility, and reliable long-term data storage.
- Prepare technical documentation and system descriptions to support future maintenance.
- Collaborate with relevant stakeholders to understand requirements and deliver an effective technical solution.
Required Qualifications
- Extensive experience with IBM AS400 systems and data migration to Microsoft SQL Server.
- Extensive experience designing and implementing databases for historical data archiving.
- Strong knowledge of Microsoft SQL Server and database development.
- Experience developing solutions for efficient searching and retrieval of large datasets.
- Experience implementing access controls and user-friendly web interfaces.
- Ability to document technical solutions clearly and comprehensively.
- Strong communication and collaboration skills.
- Good written and spoken Swedish and English.
- Relevant IT certifications or equivalent documented experience in database and web development.
Application
Interested candidates are welcome to submit an updated CV highlighting their relevant experience with AS400, Microsoft SQL Server, data migration, and historical database development.
DGJ Insight
Our own data about this role and place, from official statistics and our live job index.
Source: OECD Average annual wages, 2025
UN living-cost index for Sweden (ICSC post adjustment 37.6), as of 1 Oct 2026.
Source: ICSC post adjustment classifications (icsc.un.org)
- Work permit: Job offer with terms equal to Swedish collective agreements; new salary threshold
- EU Blue Card: Degree and salary threshold
- Job seeker permit for highly qualified: Advanced degree, up to 9 months
Official routes: Swedish Migration Agency
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