-on role in building web applications while working vertically in both the frontend and the backend. Your responsibilities

with Technical Leads, Product Managers, Designers and Backend Engineers, you'll help deliver intuitive, performant and resilient.... Experience deploying applications to edge devices. Knowledge of Backend for Frontend (BFF) architectural patterns. Exposure

We are building a brand-new engineering hub in London, and we are looking for foundational Senior Backend Software Engineers to help.... As a senior member of this new team, you will serve as a technical anchor-taking full ownership of complex backend challenges

models from the backend to our data infrastructure Strong SQL with experience building robust pipelines Proficient

backend, we prioritize engineering fundamentals over specific library knowledge. We are looking for a developer who can

with a strong emphasis on backend development. They will be responsible for enhancing existing applications and develop new

and maintenance of Python-based automation frameworks Create and execute API automation tests to validate backend services

backend software engineers with experience building complex, distributed systems. You'll ideally have experience with: Core

: be that backend services, systems integrations or rich user interfaces. You will relish tackling and solving tough problems... independently on backend and frontend tickets and can run effective sessions with peers on your team to ensure we're delivering

interfaces down to the services behind them. It's distinct from our Backend team, who own the low-latency C++/Go trading engine

with React Design and implement backend systems using Java, Python, or Go Use Docker for containerisation to standardise

(Terraform or Helm) Strong Python; Java or equivalent backend language acceptable; production debugging and observability

, with a focus on backend and infrastructure tooling. Understanding of secure software development, cloud cost optimization

. Although the team primarily develops in C#, they are very open to experienced Java backend engineers looking to transition... into .NET. What you'll be doing Building high performance backend trading applications Designing scalable distributed

, developing, and maintaining software for current and future products. Working across the full stack, including backend

academic projects, internships, or shipped personal projects) Proficiency in at least one primary backend language: Python

to join us on this high-speed journey. Introducing the Backend teams at Trainline 👋 The Backend teams at Trainline build the core

Software Engineer who can work seamlessly across our frontend and backend services-from designing highly performant, intuitive... across both frontend and backend development, combined with hands-on experience building production-ready GenAI features. You will bridge

(AI Focus) Responsibilities Design, build, and maintain scalable backend systems and services Contribute to the development... systems Solid understanding of system design, scalability, and performance considerations Experience developing backend

Strong backend development skills Proven ability to design and implement clean, scalable and well-structured APIs Java 17