Top Software Engineer Jobs in London

As a Junior Software Developer, you'll train in Java and Scala, build real applications, and collaborate globally to solve business challenges.

The Senior Software Engineer role involves developing scalable systems using PHP and Laravel, modernizing codebases, managing technical debt, and collaborating with cross-functional teams to deliver high-quality software solutions.

The Staff Software Engineer will design and enhance Cority software, lead teams, develop high-quality software, and mentor junior developers.

Join Rothesay as a Quantitative Engineer to build functionalities on a new platform using Rust and Python, focusing on financial analytics.

Design, develop, and deliver scalable software solutions for IoT deployments, enhancing performance and reliability using modern tools and algorithms.

Join Parsec as a Senior Developer to enhance a low latency game streaming app, mentor team members, and innovate core technology.

Ophelos is building a talent pool for future engineering roles, encouraging applications from experienced and rising engineers. They value empathy in debt management and are expanding into European markets.

As a Lead Software Engineer at Anima, you will enhance existing products and develop new ones focused on healthcare technology. You will work with various technologies, join customer calls, and potentially transition into a managerial role while impacting patient care.

Design and develop software solutions from scratch, collaborating on government projects, and participating in the software development lifecycle.

The Senior Software Engineer will design and improve an Electron-based desktop app, integrating Python tools and leading technical decisions to enhance performance and user experience for data scientists and AI engineers.

The Senior Engineer I will lead projects, design and develop features, and ensure high availability of Menlo's security platform, focusing on backend development and cloud technologies.

As a Senior Blockchain Engineer, you will design and optimize smart contracts and blockchain infrastructure, collaborate with teams to ensure secure solutions, and lead development efforts in the DeFi ecosystem. You will analyze technologies, mentor staff, and enhance performance while maintaining security best practices.

The role entails developing scalable backend systems using Node.js and Nest.js, ensuring high performance and security, and optimizing microservices architecture. Responsibilities also include system monitoring, code quality checks, and collaboration within a fintech context.

The Senior Software Engineer will manage full software development life cycle, focusing on data engineering, project leadership, code quality, and customer-centric development.

As a Senior Software Engineer, you'll design, develop, and deploy frontend applications, mentor junior engineers, and engage in DevOps activities.

Design and build backend systems for a flexibility engine, collaborating across teams and ensuring reliability for live deployments. Requires experience in distributed systems and maintainable code.

As a Senior Backend Engineer, you'll design, build, and ship impactful code to enhance user satisfaction and business growth, collaborating with cross-functional teams for product improvements and customer focus.

As a Senior Software Engineer, you will develop and maintain Alpaca's platform services, including event streaming infrastructure and authentication systems, while ensuring software quality and reliability.

Design and maintain payment services and SDKs as a Senior Software Engineer, collaborating with teams on features, mentoring engineers, and ensuring security compliance.

As a Staff Software Engineer, you will build platform infrastructure for real-time data processing, solve optimization problems, and implement APIs and UI designs.

The Staff ML Engineer will develop and maintain ML tools for game development, collaborating across teams to integrate machine learning into games and enhancing production workflows.

The Senior Software Developer will create and enhance AI prototypes, ensure technical standards, support backend service integrations, and collaborate with multidisciplinary teams.

As a Senior Software Engineer at Kainos, you'll develop software solutions, mentor junior members, and collaborate on technical decisions in a fast-paced environment.

As a Senior Backend Engineer, you will design, build, and maintain scalable backend services for HubSpot's Global Search, collaborating with teams to optimize data retrieval and system performance.

The Senior Software Engineer II will develop impactful production code, design new features, and enhance user experiences while collaborating with cross-functional teams.