Data / Python Engineers - EMEA Regulatory Reporting (Capital Markets)

Role: Data / Python Engineers - EMEA Regulatory Reporting (Capital Markets) Location: London – 3 days onsite (Full Time Role) Start Date: July 2026 End Date: 31 st December 2026 Daily Rate: Inside IR35 Payroll provider: Rockford Payroll Info for Contingent Workers – Rockford Pay This is an exciting opportunity to join Deloitte Operations for an engagement with one of our clients. The Role We are currently supporting a leading capital markets firm in London with the hire of a Data / Software Engineers to join their regulatory reporting technology team on a contract basis. This is a hands-on software development role within regulatory reporting, focused on building and maintaining scalable data pipelines and controls that support EMEA transaction reporting obligations. You will be working in a fast-paced engineering environment, supporting critical regulatory reporting systems and large-scale financial data processing. Key Responsibilities · Design, build, and maintain Python-based data pipelines supporting EMEA regulatory transaction reporting (e.g. MiFID II, EMIR, SFTR) · Develop and enhance scalable ETL/ELT workflows using Apache Airflow · Work with large-scale financial datasets to ensure accuracy, completeness, and timeliness of regulatory submissions · Build automated data quality checks, controls, and reconciliation frameworks · Develop and optimise SQL queries and data models (including BigQuery environments) · Collaborate with stakeholders across engineering, data, and regulatory reporting teams · Contribute to software engineering best practices including testing, code reviews, and CI/CD processes Key Skills & Experience · Strong Python development experience (production-grade engineering, not scripting) · Solid experience with SQL and relational data modelling · Hands-on experience with Apache Airflow (building and maintaining DAGs) · Experience working with large-scale data processing systems · Familiarity with SQLAlchemy and/or BigQuery · Strong understanding of capital markets products and trade lifecycle · Exposure to EMEA regulatory transaction reporting regimes (MiFID II, EMIR, SFTR, FCA reporting, etc.) · Experience with Git and version control workflows · Experience writing unit tests (e.g. pytest) and working in CI/CD environments