6 of 6 Permanent API Development Jobs in the City of Westminster

Senior AI Engineer, Agentic Systems

Location
City of Westminster, England, United Kingdom
with Research, Product, and Engineering to rapidly prototype, test, and refine new capabilities through short feedback loops. Take solutions from prototype to production, including API development, CI/CD pipelines using GitHub Actions, and Kubernetes deployments across multiple environments using core AWS services such … Platform & Systems Self‐Sufficiency This is you if you're comfortable owning infrastructure end-to-end — deploying a database, designing a schema, shipping an API — without a dedicated platform or DevOps team. Experience designing APIs and deploying containerized services using Docker and Kubernetes. Bonus: Experience with graph‐aware retrieval ...

Senior Data Scientist, Graph Risk Analytics

Location
City of Westminster, England, United Kingdom
professional experience is a strong differentiator Comfort working across research and data engineering contexts — this role spans all three Experience with Docker, Kubernetes, and API development Strong product instincts — able to go deep technically while staying aligned to customer and business outcomes Bonus: Experience with LLMs ...

Director Solution Specialist - Media Solutions

Location
Westminster, West End, United Kingdom
ability to analyze business processes and workflows, with a knack for identifying efficiency improvements Interest in learning or experience with Spark, SQL, Python for API development is highly encouraged, but not required Excellent communication and interpersonal skills, with the ability to engage effectively with both technical … closely with product and technical teams to understand architecture, capabilities, and integration across Moody's offerings Act as a bridge between clients and product development teams, conveying feedback to support product enhancements and roadmap discussions This position offers a dynamic work environment, requiring up to 50% travel to engage ...

Machine Learning Scientist III

Location
City of Westminster, England, United Kingdom
engineers, product managers, applied scientists, and domain experts to translate ambiguous business problems into scalable ML solutions. Contribute to system design, low-level design, API development, and data modelling for production machine learning systems. Build and operate production solutions using technologies such as Python, TensorFlow, PyTorch, Redis, Airflow … operational improvement. Experience building and operating production ML systems at scale. Understanding of distributed systems, data structures, algorithms, system design, low-level design, API design, and data modelling. Experience with batch and real-time data processing systems, databases such as Redis, and low-latency serving technologies such as KServe ...

Software Engineer

Location
Westminster, West End, United Kingdom
resolution and contribute to the technical evolution of our products. What you will be doing: Develop features and platform enhancements in adherence to Paytech development standards and best practices. Contribute across the full development lifecycle - from requirements through delivery - including appropriate testing and documentation. Actively participate in story … What you will bring: Essential Criteria Solid commercial experience with Java. Relational databases (e.g., PostgreSQL, Oracle). Spring Boot and Hibernate. Microservices and RESTful API development. Testing: JUnit, Cucumber, Wiremock, Mockito; TDD and BDD. OO analysis and design; clean coding and SOLID principles. Agile frameworks and DevOps culture/ ...

Staff Software Engineer, Labs Science

Location
City of Westminster, England, United Kingdom
ambiguous problems and influencing stakeholders;deep expertise in domain. Bachelor’s degree or equivalent practical experience. 8 years of experience in full-stack software development using languages such as C++, Java, Kotlin, and Typescript. 3 years of experience with front-end frameworks, full-stack development, or API … support Google’s core mission. The Language Applications team manages a portfolio, including high-profile launches such as AI Studio, NotebookLM and the Gemini API for developers. Labs Science is a new initiative within Language Applications. In partnership with Google DeepMind (GDM), we transform breakthrough research—such ...