5 of 5 Performance Tuning Jobs in West London

to have Azure PaaS (App Service, Azure SQL, Storage, Key Vault). Front-end build tools (Node, npm, gulp, LESS) and UI polish with jQuery/Bootstrap. DevExpress components; performance tuning (EF/SQL); experience supporting live systems. What’s on offer Impactful work on cloud products used at scale. Modern tooling, clean delivery pipelines, and supportive engineering More ❯

a live production environment. This is a hands-on engineering role, suited to someone who can move beyond theory designing, implementing, and optimising real-world solutions that enhance the performance, scalability, and maintainability of our data layer. Youll join a collaborative engineering team and act as a subject-matter expert in MongoDB usage, schema design, and data interaction patterns … within Django applications. What Youll Do Design and implement solutions that improve how Django and MongoDB interoperate. Review and refactor existing data models, ensuring performance and scalability. Work closely with backend teams to guide best practices around schema design, indexing, and query optimisation. Educate and mentor engineers on effective MongoDB usage patterns and integration strategies. Help evolve internal tooling … development. What Were Looking For Proven experience as a Senior Software Engineer with a strong focus on backend systems and database design. Advanced MongoDB knowledge schema design, aggregation pipelines, performance tuning, replication, and indexing strategies. Strong experience with Django and MongoEngine , including hands-on integration work. Ability to architect, build, and deliver solutions not just advise or design More ❯

perfect user experiences across iOS and Android devices Collaborate closely with design and backend teams to bring new features to life Take ownership of the full development lifecycle — from performance optimisation to app store deployment What we’re looking for: Strong commercial experience with React Native Proven track record shipping cross-platform apps (iOS + Android) Solid grasp of … mobile lifecycles, performance tuning, and deployments A passion for creating slick user experiences that delight customers Dabbled in Swift/Objective-C (iOS) or Kotlin/Java (Android) Thrived in product-driven, fast-paced environments What’s on offer: 🌍 100% remote flexibility — work from anywhere 💸 Up to £105k salary 🚤 The chance to work on luxury tech with global More ❯

platform app, built with a clean, scalable architecture and a product that’s already live and growing fast. You’ll be hands-on with everything from UI polish to performance tuning, and you’ll have a strong voice in architectural decisions, tooling, and release strategy. The team is small, sharp, and fully remote. Everyone here codes, cares, and More ❯

The stack includes Riverpod for state management, GraphQL for API communication, and Firebase for auth, analytics, and push. You’ll be hands-on with everything from UI polish to performance tuning, and you’ll have a strong voice in architectural decisions, tooling, and release strategy. The team is small, sharp, and fully remote. Everyone here codes, cares, and More ❯