About Julian
English
Native or bilingual
Experience
- Eviden/ATOS (DEFRA)LEAD DEVELOPEROctober 2024 - December 2025 (1 year and 2 months)London, UK• • Led delivery of a critical GDS-compliant platform supporting internal and public users (~3,000 transactions/day)• • Worked across multi-squad Agile environment (10–30 engineers per squad, ~300 programme-wide)• • Designed and optimised data processing and retrieval across large datasets (16GB+, +8GB/year growth)• • Achieved 80%+ performance improvements through deep Azure Synapse and query optimisation• • Led resolution of complex cross-database production issues, improving system reliability during live service delivery• • Mentored developers and upheld high standards across architecture, accessibility, and code quality
- Café WorkingARCHITECT/LEAD ENGINEERMarch 2023 - September 2024 (1 year and 6 months)Brussels, Belgium• • Designed system architecture across APIs, storage, and data platforms, including GraphDB and data-lake solutions• • Delivered back-office systems covering authentication, account lifecycle, translations, and metadata configuration• • Designed flexible data models enabling complex domain relationships and scalable system evolution• • Implemented full-stack solutions across web and desktop using REST, GraphQL, and modern frameworks
- EquestSenior Analyst/DeveloperDIGITAL AND ITOctober 2022 - March 2023 (6 months)San Francisco, United StatesAnalysed reporting database for suitability for 'Big-Data' tooling and productsAnalysed and specified UI tooling and the initial UX for the product.Prototyped GraphQL API and GraphDB storage.
Recommendations
Be the first to recommend Julian
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Bachelor of ScienceDe Montfort University1994Bachelor of Science (BSc), Computer Science
- A-Levels, Physical Sciences, ComputingVarndean Sixth Form College1991A-Levels, Physical Sciences, Computing