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Database Developer | London | Fintech
Job Posted: 2 days ago
Salary: £ 60,000 - 70,000 / Annum
Job Type: Permanent
Location: London
Expire in: a month
Job Description
We’re working with a leading organization seeking a highly experienced Oracle Database Developer with hands-on expertise in Exadata Cloud at Customer (ExaCC) and deep knowledge of Oracle 19c internals. This is a senior-level role for someone who goes beyond conventional database development — an expert who understands the engine under the hood and can design, optimize, and troubleshoot with precision.
Key Responsibilities
Design and optimize high-performance Oracle database solutions, with specific focus on ExaCC environments.
Troubleshoot complex performance issues using internal diagnostics (e.g., ASH, AWR) rather than canned tools.
Collaborate with architects and data modelers to refine and challenge schema designs.
Build reusable components and streamline legacy database code.
Work closely with DevOps teams using OpenShift, CI/CD tools (Jenkins, GitHub Actions), and scripting (e.g., Bash, Python).
Contribute to systems design with a strong emphasis on observability and supportability.Key Skills & Experience
10+ years of Oracle database development with at least 2 years in ExaCC and Oracle 19c.
Expertise in SQL, PL/SQL, and advanced performance tuning (e.g., bind variable peeking, cursor sharing, hard parsing).
In-depth understanding of Oracle internals, including wait events, cardinality feedback, and histograms.
Experience with both OLTP and Data Warehouse tuning approaches.
Familiar with containerized deployments and CI/CD best practices.
Comfortable presenting complex concepts to both technical and non-technical audiences.
Must have proven experience in Credit Risk - Stress TestingNice to Have
Experience with Liquibase/Flyway, monitoring tools (Prometheus, ELK, Grafana).
Exposure to cloud platforms (e.g., GCP, AWS).
Familiarity with data warehousing patterns (e.g., SCDs, fact tables, junk dimensions).Benefits include:
25 days holiday plus bank holidays
pension
Death in service (4x salary)
Dental
Private medical
flexible working policy - 2 days on siteBefore You Apply
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