Overview
We are seeking a SQL Developer to support a major client project, working within a smart work stack and structured consulting delivery model. The role focuses on designing performant SQL assets and data models, tuning high‑quality application queries, and collaborating closely with analysts, product, and engineering teams to deliver reliably in a governed environment.
Responsibilities
SQL Engineering & Data Design
* Design, build, and optimise SQL objects including tables, views, stored procedures, functions, and ETL/ELT logic.
* Develop logical and physical data models and maintain ERDs and data dictionaries.
* Tune SQL performance such as indexing, partitioning, and query optimisation.
* Implement validation rules, constraints, and reconciliation checks to ensure data quality.
Pipelines & Environments
* Contribute to ETL/ELT pipelines and environment promotion using standardised patterns.
* Use version control with Git and CI/CD workflows for database changes.
* Collaborate with platform and DevOps teams on capacity management, monitoring, and backup/recovery strategies.
Smart Work Stack & Delivery Discipline
* Work within a structured delivery approach with a story backlog, layered delivery model, and reusable components.
* Apply consulting‑grade practices such as documentation, peer reviews, test execution, and quality checkpoints.
* Participate in Agile ceremonies such as stand ups, planning, and retrospectives.
Collaboration & Stakeholder Engagement
* Partner with BAs, product owners, and downstream consumers to translate requirements into robust SQL designs.
* Support UAT, investigate defects, and resolve logic issues quickly.
* Produce runbooks, knowledge‑transfer materials, and follow governance and security standards.
Job Requirements
Required Skills & Experience
* Advanced SQL development experience (T‑SQL, PL/SQL, or equivalent) with strong performance‑tuning skills.
* Strong data modelling knowledge (star/snowflake schemas, indexing strategies, optimisation).
* Experience working in structured consulting or delivery environments with clear processes and standards.
* Understanding of CI/CD practices, version control (Git), and database change management.
* Strong troubleshooting, analytical, and communication skills.
How We Work
Delta Capita is an equal opportunity employer. We positively encourage applications from suitably qualified and eligible candidates regardless of age, colour, disability, national origin, ancestry, race, religion, gender, sexual orientation, gender identity and/or expression, veteran status, genetic information, or any other status protected by applicable law.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. If you require any reasonable adjustments through your interview process, please use the designated space within the application questionnaire.
This is a fixed-term position located in London. As the selection and interview process is ongoing, please submit your application in English as soon as possible. If your profile is selected, a member of our team will contact you within 4 weeks. For this role, a valid working permit for the UK is mandatory.
Expectations regarding hybrid working
As we are a Service Provider and Consulting firm servicing clients, our policy for physically working from the office aligns to client policies and expectations, which may vary. Most of our clients now require a minimum of 3 days per week in the office and 2 days from home, which is the minimum expectation that Delta Capita require.
Who We Are
Delta Capita Group is a global managed services, consulting, and solutions provider with a unique combination of experience in Financial Services and technology innovation capability. Our mission is to reinvent the financial services value chain providing technology based mutualized services for financial institutions for non‑differentiating services.
Our Offerings
* Managed Services
* Consulting & Solutions
* Technology
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