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Top Software Engineer Jobs in London

1,269+ Job Results
2 Days Ago
London, UK
471 Employees
Senior level
471 Employees
Senior level
Blockchain • Software
As a Senior Software Engineer specializing in Flutter, you'll develop cross-platform applications for the web3 technology sector, ensuring clean, efficient code and thorough testing. You'll collaborate with a global team, follow agile practices, and contribute to decentralized solutions aiming to enhance digital transactions globally.
2 Days Ago
London, UK
471 Employees
Senior level
471 Employees
Senior level
Blockchain • Software
The Senior Software Engineer in the Partner Chains Tribe at IOHK will enhance software building practices, actively engage in product development, mentor engineers, and lead cross-team improvements. This role involves debugging, creating documentation, and ensuring quality, while maintaining software reliability and scalability in the blockchain domain.
2 Days Ago
London, UK
737 Employees
Senior level
737 Employees
Senior level
Software
We are seeking a Senior Software Engineer to enhance our cloud-native solutions, focusing on system design, application development, and operational stability. Candidates should have hands-on experience with OOP languages, particularly .NET and SQL, along with expertise in testing automation and cloud environments.
2 Days Ago
London, UK
737 Employees
Senior level
737 Employees
Senior level
Software
The Senior Software Engineer will lead the front-end development team at Hometrack, focusing on reimagining user experiences in reporting and analytics. Responsibilities include making technical decisions, accountability for team outcomes, code maintenance, and collaborating across teams to ensure products are stable, scalable, and aligned with customer needs.
2 Days Ago
London, UK
112 Employees
Senior level
112 Employees
Senior level
Cloud • Software
As a Lead Software Engineer, you will develop backend platforms for National Security and Defence clients, focusing on functional and non-functional requirements. Responsibilities include designing, deploying, and enhancing features, participating in user story elaboration, optimizing Continuous Deployment pipelines, and maintaining operational responsibility for the services owned by your team.
2 Days Ago
London, UK
Hybrid
735 Employees
Senior level
735 Employees
Senior level
Fintech • Payments • Financial Services
As a Senior Software Engineer at Zopa, you will be responsible for developing and delivering high-quality code for various services while collaborating with product stakeholders. This role involves requirement gathering, documentation of architectural decisions, and participating in operational responsibilities. A strong focus on both code quality and customer impact is essential, as well as comfort in a dynamic environment with frequent code releases.
2 Days Ago
London, UK
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
The Senior Software Engineer will develop and maintain data pipelines to transfer data from various sources to data warehouses. Responsibilities include coding in Java, enhancing product features, patching software, and mentoring junior engineers while ensuring the technical excellence of the team.
78 Employees
Senior level
eCommerce • Consulting
The Senior Software Engineer will work on a greenfield project using TypeScript, React Native, and Azure as part of a cross-functional delivery team. Responsibilities include designing solutions, writing production-quality code, mentoring peers, and engaging with clients to ensure project success.
78 Employees
Senior level
eCommerce • Consulting
Join Red Badger as a Freelance Senior Software Engineer to build a full-stack platform for a well-known clothing brand. Collaborate within a cross-functional team, utilize your engineering expertise in TypeScript, Node, and AWS, and tackle complex business challenges while contributing to high-quality digital products.
2 Days Ago
London, UK
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
As a Senior Software Engineer in Developer Productivity, you will automate processes and build internal tools to enhance efficiency across engineering teams. Responsibilities include collaborating with various stakeholders, developing automation solutions, and offering technical support.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
As a Principal Software Engineer at Fivetran, you will lead the design and development of the Data Lake product, ensuring high performance and reliability. You'll collaborate with product teams, operate large-scale systems, and contribute to open-source projects, driving improvements in scalability and operational excellence.
2 Days Ago
London, UK
952 Employees
Senior level
952 Employees
Senior level
Food
As a Senior Software Engineer at Gousto, you'll work on a greenfield project focused on international expansion, implementing high-quality user experiences, ensuring performance, security, and maintainability while collaborating in a supportive, inclusive environment that emphasizes innovation and continuous learning.
2 Days Ago
London, UK
848 Employees
Senior level
848 Employees
Senior level
Fintech • Payments • Financial Services
As a Principal Software Engineer, you will lead the development and scaling of customer onboarding and monitoring systems. You will design and implement full-stack applications while mentoring other engineers and influencing strategic tech decisions. The role requires problem-solving skills in ambiguous situations, focusing on high-quality code and best practices.
2 Days Ago
London, UK
388 Employees
Senior level
388 Employees
Senior level
Automotive • Information Technology • Insurance
As a Senior Python Engineer at Zego, you will develop and integrate services for the Telematics Platform, working with high-volume data. You will write and review Python code, optimize CI/CD pipelines, and design cloud-native architectures while collaborating across teams to deliver robust software solutions.
2 Days Ago
London, UK
177 Employees
Expert/Leader
177 Employees
Expert/Leader
Database
The Senior Staff Software Engineer at Affinidi will lead the design and architecture of a multi-component platform, focusing on customer-centric engineering excellence, mentoring team members, monitoring system reliability, and advocating for enhancements in product quality and performance.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
The Principal Software Engineer will lead the architecture, design, and development of Fivetran's Data Lake product, ensuring scalable and queryable data for customers. Responsibilities include partnering with product teams, operating large-scale data lake systems, contributing to open-source projects, and addressing performance challenges.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
The Principal Software Engineer will lead the design and development of Fivetran’s Data Lake product, creating scalable data systems while collaborating with product teams. Responsibilities include operational excellence, addressing performance challenges, and influencing technical direction.
2 Days Ago
London, UK
1,718 Employees
Senior level
1,718 Employees
Senior level
Information Technology
The Senior Software Engineer will contribute to the R&D team by developing foundational applications, making technological choices, and engaging in product decisions. The role requires both back-end development and business involvement to create flexible solutions and avoid development bottlenecks.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
The Principal Software Engineer will lead the architecture, design, and development of the Data Lake product, ensuring scalability and performance through partnership with product teams and optimization techniques. Responsibilities include developing reliable large-scale data lake systems, contributing to open-source projects, and addressing performance and availability challenges.
2 Days Ago
London, UK
Remote
1,029 Employees
Senior level
1,029 Employees
Senior level
Marketing Tech
The Senior Software Engineer will engage in cloud development, analyze and enhance legacy systems, participate in architectural design, and oversee application development while conducting code reviews. They will be involved in all phases of the software development life cycle and collaborate with international teams.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
As a Principal Software Engineer at Fivetran, you will lead the architecture, design, and development of our Data Lake product, ensuring high reliability and performance. You will collaborate with product teams, operate large-scale systems, contribute to open-source projects, and set technical directions while focusing on scalability and customer experience.
2 Days Ago
London, UK
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
As a Senior Software Engineer at Fivetran, you will build and maintain data pipelines for various sources to data warehouses. Your responsibilities will include coding, architectural design support, mentorship of junior engineers, and ensuring operation excellence. You will work with technologies like Java, SQL, and Kubernetes while also contributing to bug fixes and new features.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
The Principal Software Engineer will lead the architecture, design, and development of Fivetran’s Data Lake product, ensuring scalable and performant systems while collaborating with product teams. Responsibilities include developing reliable data lake systems, solving operational challenges, and influencing technical directions across teams.
2 Days Ago
London, UK
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
The Senior Software Engineer will focus on automations and internal tools to enhance the productivity of teams across the organization. Responsibilities include developing custom tools, troubleshooting issues, and collaborating with various stakeholders to continually improve automation strategies within the engineering department.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
As a Principal Software Engineer at Fivetran, you will lead the architectural design and development of the Data Lake product, ensuring high performance and scalability. You will collaborate with product teams, enhance system reliability, and contribute to open-source projects. The role requires significant experience in relational data management and a deep understanding of data technologies.
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