london (city of london), south east england, united kingdom
Methods
security experts. Essential Skills & Qualifications: Proven experience designing and implementing modern data architectures in cloud environments. Strong understanding of data modelling (conceptual, logical, and physical), including relational, dimensional, and NoSQL approaches. Expertise in data integration, ETL/ELT, and data pipeline design. Hands-on experience with data lakehouse, warehouse, and streaming data architectures. Working knowledge of SQL, Python, and relevant More ❯
optimizing production-grade APIs (REST/GraphQL) for both internal and external consumption. Data Systems: Experience with optimizing database queries and schema design for both relational (PostgreSQL, MySQL) and NoSQL/Time-Series databases (e.g., DynamoDB, TimescaleDB) under high-throughput conditions. Scale & Performance Focus Experience building systems that efficiently handle millions of requests/events per day with stringent latency More ❯
london (city of london), south east england, united kingdom
Reelables
optimizing production-grade APIs (REST/GraphQL) for both internal and external consumption. Data Systems: Experience with optimizing database queries and schema design for both relational (PostgreSQL, MySQL) and NoSQL/Time-Series databases (e.g., DynamoDB, TimescaleDB) under high-throughput conditions. Scale & Performance Focus Experience building systems that efficiently handle millions of requests/events per day with stringent latency More ❯
City of London, London, United Kingdom Hybrid / WFH Options
mkodo
experienced in event-driven architectures and messaging platforms such as Kafka. You have strong understanding of RESTful APIs, microservices, and distributed system design. You have knowledge of SQL and NoSQL databases. You are experienced in CI/CD pipelines, automated testing, and modern deployment practices. You are a skilled mentor with the ability to influence technical direction across teams. You More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
mkodo
experienced in event-driven architectures and messaging platforms such as Kafka. You have strong understanding of RESTful APIs, microservices, and distributed system design. You have knowledge of SQL and NoSQL databases. You are experienced in CI/CD pipelines, automated testing, and modern deployment practices. You are a skilled mentor with the ability to influence technical direction across teams. You More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hargreaves Lansdown
at speed, embrace change, and never stop evolving. Your Technical Toolkit React/React Native/TypeScript JavaScript/iOS (Swift) or Android (Kotlin) RDBMS (Oracle/Sybase)/NoSQL databases (Document DB) AWS and cloud-native microservices containerised architecture (e.g. K8s, Docker) Modern software engineering practices with CI/CD pipelines and DevOps principles TDD/BDD testing frameworks More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Cititec
optimisation, and best engineering practices. Technology Environment Languages: Python Architecture: Cloud-native, containerised microservices (Kubernetes, Docker). Infrastructure: Kafka, Terraform, Jenkins, Git, CI/CD pipelines. Data: SQL/NoSQL databases, distributed data processing, data lake environments. Quant Integration: Comfortable working with quant libraries and APIs. Ideal Profile Built cloud native risk systems that calculate and distribute option sensitivities and More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Cititec
optimisation, and best engineering practices. Technology Environment Languages: Python Architecture: Cloud-native, containerised microservices (Kubernetes, Docker). Infrastructure: Kafka, Terraform, Jenkins, Git, CI/CD pipelines. Data: SQL/NoSQL databases, distributed data processing, data lake environments. Quant Integration: Comfortable working with quant libraries and APIs. Ideal Profile Built cloud native risk systems that calculate and distribute option sensitivities and More ❯
sources What They’re Looking For Solid Python and Linux/Unix experience for scripting, transformation, and automation tasks Strong SQL abilities, with additional exposure to document-based or NoSQL stores (e.g. MongoDB, Postgres) Strong grasp of core data architecture concepts including schema design and modelling principles Experience working in cloud environments (AWS or GCP ideal) Version control best practices More ❯
london (city of london), south east england, united kingdom
Xcede
sources What They’re Looking For Solid Python and Linux/Unix experience for scripting, transformation, and automation tasks Strong SQL abilities, with additional exposure to document-based or NoSQL stores (e.g. MongoDB, Postgres) Strong grasp of core data architecture concepts including schema design and modelling principles Experience working in cloud environments (AWS or GCP ideal) Version control best practices More ❯
Docker) and cloud platforms ( GCP , AWS , or similar) Familiarity with LLM or AI APIs Exposure to agentic frameworks (LangChain, LlamaIndex, Semantic Kernel, etc.) Practical experience with databases (SQL/NoSQL) Strong foundation in software design principles and systems thinking Comfortable working in a fast-paced, early-stage start-up environment with ownership and autonomy Nice to Have Experience with vector More ❯
london (city of london), south east england, united kingdom
Locai Labs
Docker) and cloud platforms ( GCP , AWS , or similar) Familiarity with LLM or AI APIs Exposure to agentic frameworks (LangChain, LlamaIndex, Semantic Kernel, etc.) Practical experience with databases (SQL/NoSQL) Strong foundation in software design principles and systems thinking Comfortable working in a fast-paced, early-stage start-up environment with ownership and autonomy Nice to Have Experience with vector More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hargreaves Lansdown
at speed, embrace change, and never stop evolving. Your Technical Toolkit React/React Native/TypeScript JavaScript/iOS (Swift) or Android (Kotlin) RDBMS (Oracle/Sybase)/NoSQL databases (Document DB) AWS and cloud-native microservices containerised architecture (e.g. K8s, Docker) Modern software engineering practices with CI/CD pipelines and DevOps principles TDD/BDD testing frameworks More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hargreaves Lansdown
stop evolving. Your Technical Toolkit React/React Native/TypeScript Java (21) and Spring Boot/JavaScript/iOS (Swift) or Android (Kotlin) RDBMS (Oracle/Sybase)/NoSQL databases (Document DB) AWS and cloud-native microservices containerised architecture (e.g. K8s, Docker) Modern software engineering practices with CI/CD pipelines and DevOps principles TDD/BDD testing frameworks More ❯
Experience with containerization technologies (e.g., Docker) and orchestration (e.g., Kubernetes) is a plus. Familiarity with cloud security best practices and compliance requirements. Knowledge of database systems, MS SQL, and NoSQL databases. Experience with version control systems Strong problem-solving and debugging skills. Excellent communication and teamwork skills. Self-motivated with a passion for learning and staying current with industry trends. More ❯
You’ll Bring Experience as a software engineer, ideally in fast-paced tech environments. Strong skills in C#, .NET Core, React, AWS/Azure, and database systems (SQL/NoSQL). One or more of Aurora DB, CosmoDB, MongoDB, Redis, Kafka A problem-solving mindset with a focus on delivering robust, scalable microservice solutions. Excellent communication skills and a collaborative More ❯
CD), feature flags, and automated testing. Bonus Skills: Experience with message-driven systems (e.g., Google Pub/Sub). Proficiency in relational databases (RDBMS), particularly with Postgres. Familiarity with NoSQL databases (document store/key-value store) is a plus. Experience with containerization technologies (Docker, Kubernetes). Hands-on experience with Google Cloud Platform (GCP) and configuration management (ideally using More ❯
london (city of london), south east england, united kingdom
Experis UK
CD), feature flags, and automated testing. Bonus Skills: Experience with message-driven systems (e.g., Google Pub/Sub). Proficiency in relational databases (RDBMS), particularly with Postgres. Familiarity with NoSQL databases (document store/key-value store) is a plus. Experience with containerization technologies (Docker, Kubernetes). Hands-on experience with Google Cloud Platform (GCP) and configuration management (ideally using More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Harnham
delivery. What we’re looking for: At least 5 years of experience delivering full-stack software development (Python backend, JavaScript frontend). Strong background in backend infrastructure – SQL/NoSQL, event stores, cloud storage. Proven experience in architecting secure, scalable systems in AWS, Azure, or GCP. Experience with CI/CD pipelines, agile delivery, and technical leadership. Excellent communication skills More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Talensa Partners
E2E) tests - Understanding of virtualization and containerization technologies - Familiarity with CI/CD pipelines and deployment automation - Experience with cloud platforms such as Azure, AWS, Google Cloud - Experience with NoSQL databases (a plus) What's on offer: Competitive Salary Annual Bonus Pension Hybrid working, ideal city office location Great team and environment to thrive More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Harnham
delivery. What we’re looking for: At least 5 years of experience delivering full-stack software development (Python backend, JavaScript frontend). Strong background in backend infrastructure – SQL/NoSQL, event stores, cloud storage. Proven experience in architecting secure, scalable systems in AWS, Azure, or GCP. Experience with CI/CD pipelines, agile delivery, and technical leadership. Excellent communication skills More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Talensa Partners
E2E) tests - Understanding of virtualization and containerization technologies - Familiarity with CI/CD pipelines and deployment automation - Experience with cloud platforms such as Azure, AWS, Google Cloud - Experience with NoSQL databases (a plus) What's on offer: Competitive Salary Annual Bonus Pension Hybrid working, ideal city office location Great team and environment to thrive More ❯
City of London, Greater London, UK Hybrid / WFH Options
Unitary
in production Knowledge of browser-based automation methods, such as playwright Knowledge of CI/CD practices and tools such as GitLab CI, Argo CD Proficiency with SQL and NoSQL databases Worked with Kubernetes and infrastructure as code (IaC) tools such as Terraform This role will report to the Chief Scientist and can be placed anywhere within 3 hours of More ❯
City of London, Greater London, UK Hybrid / WFH Options
Unitary
MLOps practices and tools, and monitoring machine learning systems in production Knowledge of CI/CD practices and tools such as GitLab CI, Argo CD Proficiency with SQL and NoSQL databases Worked with Kubernetes and infrastructure as code (IaC) tools such as Terraform Experience with Large Language Models (LLMs) and a keen interest in staying current with the latest AI More ❯
in software engineering (3+ in Python) Needs to have experience within financial services, fintech, or investment tech! Strong AWS and data engineering experience Solid understanding of APIs, SQL/NoSQL, and modern software design A problem-solver who enjoys working closely with the business If you’re a Python engineer who loves solving complex data challenges in a collaborative, cloud More ❯
