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Top Software Engineer Jobs in London

640+ Job Results
2 Days Ago
London, UK
Remote
2,135 Employees
5-7 Years of Experience
2,135 Employees
5-7 Years of Experience
Information Technology • Consulting
Work on a cross-platform desktop product in a fast-paced software engineering environment, focusing on C++ and QML development. Responsibilities include implementing new features, code review, refactoring, and providing effort estimations.
24 Days Ago
London, UK
158 Employees
7+ Years of Experience
158 Employees
7+ Years of Experience
Travel
As a Senior Software Engineer at Duetto, you will work across the stack to create interactive and engaging software solutions for hoteliers. Responsibilities include designing, developing, and maintaining scalable applications, implementing event-driven architecture, and making architectural decisions to convert prototypes into scalable products.
Top Benefits:
401-K Matching
Adoption Assistance
Commuter Benefits
+20 More
15 Days Ago
London, UK
Remote
1,700 Employees
3-5 Years of Experience
1,700 Employees
3-5 Years of Experience
Security • Cybersecurity
Looking for a Junior Software Engineer with experience in Python programming, specifically with Python 3.9+, Django, and Django REST Framework. Responsibilities include developing and maintaining web applications, participating in the full software development lifecycle, and implementing secure coding practices.
Top Benefits:
401-K
Commuter Benefits
Company Outings
+14 More
6 Days Ago
London, UK
490 Employees
5-7 Years of Experience
490 Employees
5-7 Years of Experience
Appliances
Join the L-Acoustics Creative Software team as a Software Development Engineer to work on market-leading professional software control applications and embedded audio products for live music events. Collaborate with a dynamic team on cross-platform software and firmware development using C++, JUCE, and more. Must have a product mindset, strong C++ knowledge, experience in high-performance software industries, and a Master's degree in Computer Science or related field.
16 Days Ago
London, UK
Remote
132 Employees
5-7 Years of Experience
132 Employees
5-7 Years of Experience
Software
Collabora Productivity Ltd. is seeking a Senior C++ Software Engineer to work remotely. Responsibilities include root cause analysis, implementing solutions using open source technologies, attending conferences, and developing strong relationships with clients and the community. The ideal candidate should have extensive C++ development experience, knowledge of Office Suite file formats, and be self-motivated with a passion for Open Source.
16 Days Ago
London, UK
Remote
326 Employees
5-7 Years of Experience
326 Employees
5-7 Years of Experience
Artificial Intelligence • Software • Biotech • Pharmaceutical
Seeking a Senior Data Engineer to join the Knowledge Representation Team, evolve the Knowledge Graph, integrate public life science data, iterate on data models, and operationalize data pipelines. Collaborate with a world-class team to shape the future of scientific discovery.
24 Days Ago
London, UK
375 Employees
3-5 Years of Experience
375 Employees
3-5 Years of Experience
Artificial Intelligence • Automotive • Software
Join the Safety Path Control team at a self-driving technology company as a Senior Software Engineer. Responsibilities include proposing and implementing improvements to core libraries for safety critical applications, evaluating limitations and feature requests, adhering to Automotive Safety Integrity Levels and AUTOSAR Coding Guidelines, and leading C++ best practices.
16 Days Ago
London, UK
4,671 Employees
7+ Years of Experience
4,671 Employees
7+ Years of Experience
Fintech
Lead the technology initiatives for Client and Firmwide Platforms at Blackstone, driving innovation, strategic leadership, and project execution. Collaborate with cross-functional teams, stakeholders, and technology partners to ensure successful project delivery and enhance operational efficiency. Provide thought leadership, mentor engineers, and stay abreast of industry trends and emerging technologies.
Top Benefits:
Health Insurance
Remote Work Program
16 Days Ago
London, UK
Remote
6,766 Employees
7+ Years of Experience
6,766 Employees
7+ Years of Experience
Software
Join HubSpot as a Senior Software Engineer I in the Frontend Data Sync team. Help build and improve Data Sync, a key component of HubSpot's Operations Hub product. Collaborate with a talented team to solve big problems and enhance customer experience.
19 Days Ago
London, UK
1,354 Employees
7+ Years of Experience
1,354 Employees
7+ Years of Experience
Gaming • eSports
Senior Software Engineer responsible for designing and developing distributed APIs and scheduled procedures using Golang within a large Microservices environment. Must have experience with RESTful APIs, NoSQL databases, Docker, and Kubernetes. Passion for video games and esports is a plus.
23 Days Ago
London, UK
Remote
6,766 Employees
7+ Years of Experience
6,766 Employees
7+ Years of Experience
Software
Senior Software Engineer II in the Partner Enablement Platform group at HubSpot responsible for writing and shipping production code, collaborating with cross-functional teams, implementing experiments, and focusing on user experience. Requires strong backend development experience, user-centric mindset, data analysis skills, and interest in experimentation and A/B testing.
17 Days Ago
London, UK
Hybrid
145 Employees
5-7 Years of Experience
145 Employees
5-7 Years of Experience
Artificial Intelligence • Machine Learning • Software
Responsible for designing and developing data-driven software for Altana's global supply chain mapping platform. Collaborate with Data Scientists to analyze world-scale datasets and construct APIs. Automate, test, and deploy services while upholding engineering excellence and mentoring junior developers.
Top Benefits:
401-K
Company Equity
Continuing Education Stipend
+33 More
3 Days Ago
London, UK
66 Employees
3-5 Years of Experience
66 Employees
3-5 Years of Experience
Machine Learning • Software
Develop the Thunder compiler, engage in performance-oriented model optimizations, develop optimized kernels, integrate Thunder throughout the PyTorch Lightning ecosystem, support the adoption of Thunder, work closely within the Lightning team as a strategic partner.
5 Days Ago
London, UK
Remote
4,900 Employees
5-7 Years of Experience
4,900 Employees
5-7 Years of Experience
Fintech • Payments
Senior Software Developer role with primary responsibilities in solving current problems, planning, designing, and testing software systems. The role involves evaluating and responding to customer needs, maintaining application architecture, and collaborating with cross-functional teams. Requires strong technical experience in web technologies, .NET, C#, and Agile processes.
Top Benefits:
401-K
Adoption Assistance
Company Equity
+18 More
18 Days Ago
London, UK
Remote
132 Employees
7+ Years of Experience
132 Employees
7+ Years of Experience
Fintech • Information Technology
Build Alpaca's algo trading platform with a focus on high quality and performance. Design and architect the platform, make critical decisions, and write code. Requires deep knowledge in frontend and backend, databases, distributed systems, low to high-level systems, and algorithmic trading. Prior experience with trading or exchange systems is a must.
9 Days Ago
London, UK
85,636 Employees
5-7 Years of Experience
85,636 Employees
5-7 Years of Experience
Aerospace • Logistics • Security • Software • Cybersecurity
Lead Software Engineer role at Northrop Grumman UK focusing on designing, developing, and maintaining critical infrastructure. Requires strong leadership skills and the ability to work on complex projects with real-world impact.
7 Hours Ago
London, UK
Remote
701 Employees
5-7 Years of Experience
701 Employees
5-7 Years of Experience
Information Technology
Seeking talented developers to elevate an asset management platform for a global investment company. Responsibilities include code quality, system design, performance optimization, Kubernetes monitoring, incident response, and collaboration for project delivery. Requires 6+ years of experience with 4 years in GoLang, Linux experience, global team collaboration, and proficiency in English communication.
19 Days Ago
London, UK
763 Employees
7+ Years of Experience
763 Employees
7+ Years of Experience
Software
Join the Coveo Software Development team to design and deliver systems for the Coveo Commerce platform. Responsibilities include designing scalable technology, contributing to innovation, setting coding standards, providing technical mentorship, and improving technical skills. Tech stack includes Java, Typescript, Kubernetes, SQL, Terraform, and AWS. Minimum 8 years experience in Cloud/SaaS development and fullstack expertise required.
19 Days Ago
London, UK
1,916 Employees
7+ Years of Experience
1,916 Employees
7+ Years of Experience
Information Technology • Security • Software • Consulting
Senior Software Engineer in the Storage team responsible for designing, developing, and maintaining scalable storage systems in a hybrid cloud environment. Mentor other engineers, optimize existing storage services, and ensure optimal performance and minimal downtime. Expertise in Java development, AWS services, and Infrastructure as Code tools required.
19 Days Ago
London, UK
2,300 Employees
7+ Years of Experience
2,300 Employees
7+ Years of Experience
News + Entertainment
Looking for a senior front-end engineer with design experience to help build the next chapter of the multi-brand design system, Origami. Responsibilities include collaborating with the design team, implementing accessible web components, authoring component usage and design guidelines, supporting design team with Figma libraries, building tooling for collaboration, leading projects, and sharing knowledge across the organization.
9 Days Ago
London, UK
10,001 Employees
3-5 Years of Experience
10,001 Employees
3-5 Years of Experience
Information Technology • Travel
Seeking a Software Development Engineer to join our team. Equal opportunity employer focused on diversity and inclusion. No specific experience required.
19 Days Ago
London, UK
Remote
490 Employees
7+ Years of Experience
490 Employees
7+ Years of Experience
Software
Hiring a Senior Software Engineer to deliver solutions using data & AI for quality software testing services at Testlio, a global company embracing flexibility and promoting learning and growth among employees.
12 Days Ago
London, UK
74 Employees
3-5 Years of Experience
74 Employees
3-5 Years of Experience
Other
Seeking a talented Software Engineer to design, develop, test, and maintain software solutions for manufacturing processes. Responsibilities include data analysis, software integration, debugging, and optimization. Required qualifications include a university degree, 3 years of software development experience, proficiency in programming languages, and knowledge of SDLC methodologies and ERP systems.
19 Days Ago
London, UK
2,000 Employees
7+ Years of Experience
2,000 Employees
7+ Years of Experience
Fintech • Financial Services
Starling, a leading digital bank in the UK, is seeking a Senior Software Engineer with 5-6 years of experience in Java. The role involves building tooling used by engineers on a daily basis and contributing to the continuous improvement of the banking platform.
7 Days Ago
London, UK
Remote
80 Employees
1-3 Years of Experience
80 Employees
1-3 Years of Experience
Information Technology • Software
Join our ScraperAPI team at Saas.group LLC as a Junior Fullstack Engineer. You will work on building the next generation of web scraping tools, maintain and enhance data fetching capabilities, and contribute to building new service offerings. This role offers challenges, a modern tech stack, and a collaborative team environment.
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