Top Front End Developer Jobs in London

The Senior Web Engineer at Canonical will be responsible for driving best practices across the team, coaching and mentoring junior members, managing project progress, ensuring high standards of output, fostering a collaborative engineering culture, and collaborating with UX and visual designers to implement exemplary user experiences. The role requires deep technical knowledge of modern web applications and expertise in HTML, SCSS, JavaScript, Python, version control systems, web performance analysis, and accessibility considerations.

Seeking a talented and passionate Senior Backend Game Developer to join our core team. Responsible for designing and implementing scalable game backend services, collaborating with cross-functional teams, and enhancing player engagement through new features. Fully remote position with benefits including holidays, sick days, training budget, and work equipment allowance.

Red Badger is seeking a Software Engineer with experience in frontend and backend programming to join their digital product delivery team. The role involves working on high-quality digital products using lean delivery processes and collaborating with cross-functional teams. Responsibilities include discipline expertise, agile ways of working, and consulting with clients. Ideal candidates should have experience in modern development practices, adaptability to new languages and frameworks, and a passion for software development.

Kalepa is hiring a Senior Full Stack Engineer to join their team. The engineer will work on a client facing application written in React and Redux, as well as backend services created in Python and pSQL. They will collaborate with a global team of engineers and bring a minimum of 5 years of relevant software engineering experience.

Join Upwork as a Staff Backend Engineer to collaborate with engineering teams and product managers, design and optimize software systems, lead technical strategies, mentor engineers, and enhance system performance and scalability. This is a contract position with potential for renewal based on project needs and accomplishments towards deliverables.

Seeking an experienced Backend Software Engineer to join a high-performing team at Encord. You will have end-to-end ownership of projects, autonomy to make decisions, and collaborate with a lean and high-trust team. Responsible for developing and maintaining systems, driving impact for customers, and tackling complex domains with simple solutions.

As a Senior Backend Engineer at HubSpot, you will write and ship production code with meaningful impact, build new features, collaborate with cross-functional teams, and contribute to company growth. This role requires backend development experience with a focus on users and technical challenges.

Veeva Link is seeking a senior full stack engineer to participate in architecting and developing innovative web applications using Python, Typescript, GraphQL, AWS, FastAPI, and React technologies.

As a Senior Full Stack Engineer at Alpaca, you will be responsible for designing and implementing web applications, working closely with cross-functional teams, delivering high-visibility features, and mentoring junior developers. You will have the opportunity to contribute to the technical strategy of the company and push the boundaries of technology.

The back-end developer at Gozem is responsible for managing data exchange between the server and users, developing server-side logic, maintaining the central database, ensuring high performance, and integrating front-end elements. Collaboration with global developers is key.

Looking for a Senior Backend Developer to join a remote-first team at Airalo, the world's first eSIM store. Responsibilities include developing new features, refactoring existing services, and collaborating across the software development lifecycle.

The Technical Lead, Backend role at HubSpot involves designing and solving problems in large, distributed systems. This role focuses on hands-on coding and developing software in Java, collaborating with product management and frontend developers, leading a small team of engineers, and setting the direction for backend development at HubSpot.

Depop is seeking a Senior Backend Software Engineer to manage multiple services at the core of Depop's architecture. Responsibilities include collaborating with cross-functional teams, producing high-quality code, supporting applications, and contributing to continuous improvement initiatives.

Join Remote as a Staff Backend Engineer working on building tools, APIs, and integrations for global payroll solutions. Responsibilities include leading a specific product area, mentoring team members, and scaling software systems. Fully remote position with competitive salary, stock options, and benefits.

The Senior Back End Engineer will be responsible for implementing and thinking with the team about technical design of requested features, providing input on modifying existing logic, and estimating software changes. Key areas of focus include implementing data models, writing integrations with third party APIs, participating in technical design discussions, and providing pragmatic solutions. Required skills include 6+ years of web application backend development experience with Django, proficiency in backend development methodologies, building ETL pipelines, experience with Postgres and AWS, and excellent interpersonal skills in a startup environment.

Senior Full Stack Developer position working on Ruby on Rails, React, and React Native to transform the education recruitment industry. Responsible for developing new features, reviewing PRs, tackling challenges, and writing high-quality, well-tested code in an agile environment. Opportunity to be part of a high-performing, motivated team with a positive social impact. Competitive salary, ownership in the company, and additional benefits offered.

Seeking a Full Stack Software Engineer experienced in building scalable and robust web applications. Responsibilities include development, testing, and maintenance of user-centric web applications. Ideal candidate is adaptable, enjoys problem-solving, and is eager to learn new technologies.