301 to 325 of 2,139 Software Engineering Jobs in London

to Ki's success – allowing us to evolve underwriting intelligently and unlock massive scale. We're a multi-disciplined team, bringing together expertise in software and data engineering, full stack development, platform operations, algorithm research, and data science. Our squads focus on delivering high-impact features – we favour … involved in building include, developer tooling, microservice orchestration systems, ML model serving infrastructure, feature serving and storage infrastructure. Principal Accountabilities: Build robust and scalable software for business critical, web-based applications Design, build, test, document and maintain API’s and integrations Ensure quality control using industry standard techniques such … mock-ups or prototypes to explore and troubleshoot new initiatives Explore new ideas and emerging technologies, develop prototypes quickly Uphold and advance the wider engineering team’s principles and ways of working Serve as a domain expert for one or more of Ki’s core technologies Mentor and coach More ❯

to Ki's success – allowing us to evolve underwriting intelligently and unlock massive scale. We're a multi-disciplined team, bringing together expertise in software and data engineering, full stack development, platform operations, algorithm research, and data science. Our squads focus on delivering high-impact features – we favour … involved in building include, developer tooling, microservice orchestration systems, ML model serving infrastructure, feature serving and storage infrastructure. Principal Accountabilities: Build robust and scalable software for business critical, web-based applications Design, build, test, document and maintain API’s and integrations Ensure quality control using industry standard techniques such … mock-ups or prototypes to explore and troubleshoot new initiatives Explore new ideas and emerging technologies, develop prototypes quickly Uphold and advance the wider engineering team’s principles and ways of working Serve as a domain expert for one or more of Ki’s core technologies Mentor and coach More ❯

Senior Software Engineer, London, £85,000 A Senior Software Engineer with strong experience of Ruby on Rails is needed to join an e-Commerce SaaS Scale-up in London. Working within a talented team of engineers and reporting into an inspiring Technology Leader you, this is a senior … developer role where you will lead by example. The new RoR Software Engineer will take the lead on multiple projects, driving standards within a product-focused engineering environment. Working within a fast-paced environment focused on delivering and shipping high quality features. What You’ll Do Develop and … rapidly. What You’ll Bring Strong experience in Ruby on Rails, JavaScript, AWS, and SQL databases. Understanding & interest in AI, big data, and scaling engineering practices. Proven success in fast-paced project delivery. Leadership skills with a drive to progress to Team Leader level. Weekly team meals, quarterly events More ❯

Senior Software Engineer, London, £85,000 A Senior Software Engineer with strong experience of Ruby on Rails is needed to join an e-Commerce SaaS Scale-up in London. Working within a talented team of engineers and reporting into an inspiring Technology Leader you, this is a senior … developer role where you will lead by example. The new RoR Software Engineer will take the lead on multiple projects, driving standards within a product-focused engineering environment. Working within a fast-paced environment focused on delivering and shipping high quality features. What You’ll Do Develop and … rapidly. What You’ll Bring Strong experience in Ruby on Rails, JavaScript, AWS, and SQL databases. Understanding & interest in AI, big data, and scaling engineering practices. Proven success in fast-paced project delivery. Leadership skills with a drive to progress to Team Leader level. Weekly team meals, quarterly events More ❯

As Technical Leaders, Senior Software Engineers at Amazon excel in tackling complex, ambiguous problems with minimal guidance. They consistently deliver high-impact solutions while maintaining a long-term perspective on the team's software architecture. These engineers not only address current architectural deficiencies but also propose and lead … providing context for current technology choices and steering future decisions. Taking ownership of team architecture, Senior SDEs offer system-wide design guidance and drive engineering best practices across Operational Excellence, Security, and Quality domains. They address root causes of persistent issues, often influencing software decisions beyond their immediate … forward. These leaders actively contribute to recruiting efforts and share their expertise through coaching and mentoring within the organization. Amazon SDEs excel in adopting software engineering best practices, including design, testing, version control, documentation, build, deployment, and operations. Proficient in languages like Java and C++, they produce high More ❯

for people with strong technical knowledge in areas such as machine learning, GenAI, computer vision, and data science, combined with solid solution architecture and software engineering skills, that will allow us to design and build solutions which can be deployed at scale. We seek individuals to collaborate closely … breadth of their business needs, from strategy and design to operations, fueled by the fast evolving and innovative world of cloud, data, AI, connectivity, software, digital engineering and platforms. The Group reported 2023 global revenues of €22.5 billion. Ref. code: 104482 Posted on: 6 Apr 2025 Experience Level More ❯

A niche electronic trading quant fund based in London are now seeking a top end C++ Software Engineer to join it's growing team. You will have prior experience at an elite quant trading firm or similar company of equivalent scale/complexity. In this high performance computing team … Your experience will be at scale in advanced C++. Ideally Computer Science Degree or similar discipline with 1st class grade Commercial experience in C++ Software Engineering, performance software Financial trading, banking or hedge fund exposure Strong interest in working for a top end, high performance, tech-driven More ❯

ll do Help to build Cloud based services and applications that form part of our Group Content Platform. Participate in all stages of the software development lifecycle, from initial analysis & design to implementation ( using C# & Java ) and post launch support. Contribute to and maintain the platform on which the … development knowledge with .NET (C#), SQL ( , Oracle, SQL Server) and NoSQL ( , Couchbase, MongoDB). Experience with Java would be a bonus. Applied knowledge of software engineering best practice and software development methodologies ( , XP, Scrum, design patterns, SOLID principles, Test Driven Development, Object Oriented design and implementation, APIs … homes, customer devices, businesses, and commercial partners across our European markets. With over 2500 colleagues from around the world, we combine our strategic insights, engineering know-how and operational excellence to use the most innovative technologies to create and distribute our award-winning content. The rewards: There's one More ❯

SENIOR SOFTWARE ENGINEER - AEROSPACE AND DEFENSE: Bullisher is a data-centric fintech solution provider in the aerospace and defense industry for institutional level investors, looking to disrupt and revolutionize a $3 trillion industry. We spearhead an industry-leading Blackbox to facilitate and administer trade agreements, driven by our new … data munging, ML pipelines with advanced algorithms fully deployed for speed and accuracy with graphical user interface (GUI). You will also participate in software development meetings with the CEO, CTO, CIO, V.P of Data Processing and Governance, and V.P of Software Engineering and Advanced Analytics to … transformers. In-depth knowledge of deployment of chains, multiple transformers, and estimators to create ML workflow. Develop detailed analyses repeatedly evaluating different features in engineering steps, algorithms, hyper-parameters, train original datasets, and cross-validation. Superior ability to build and execute specifying a list of learning models combined into More ❯

we know it About The Role "Hello! I'm Nicolas, Chief Product Officer at Next Gate Tech. We're looking for a passionate Senior Software Engineer with a builder's mindset to join our team. In this role, you'll lead the design and delivery of scalable software … a focus on performance, quality, and scalability Take ownership of the entire development cycle of features, from ideation to successful release Influence and elevate engineering practices, setting a high standard for technical quality and effective engineering processes Collaborate closely with product and design teams to translate business requirements … code reviews Balance management of technical debt for owned systems with strategic project execution Qualifications Bachelor's or Master's degree in Computer Science, Engineering, or a related field 5+ years of professional software engineering experience Proficient in backend technologies including Python, with a deep understanding of More ❯

Title: Snr. Analytics Engineer Reporting to: Engineering Manager/Lead Analytics Engineer Compensation: £55,000-£60,000 Type: Full time, Permanent About QuantSpark At QuantSpark we believe that every individual deserves access to a better life, enabled by economic prosperity that lifts society up. That's why we empower … Analytics Engineer to lead technical work on projects, navigate complex client relationships, and deliver innovative data solutions. Sitting at the intersection of Data Analytics, Software Development, and Data Engineering, you'll play a pivotal role in shaping QuantSpark's approach to data-driven decision-making. As a Senior … junior team members. You'll also collaborate closely with clients to understand their needs and deliver impactful solutions-all while driving innovation in analytics engineering practices. What You'll Own Technical Leadership: Lead the design and implementation of robust data pipelines using tools like dbt and Airflow. Client Collaboration More ❯

GBR, London, United Kingdom Posted on 11/05/2024 Are you an experienced Software Engineer eager to help shape the future of global entertainment? A UK-based multinational company, is seeking a passionate Senior Software Development Engineer III (SDE3) to join the Content Partners Financial Terms … transactions for the company's expansive content catalog, with responsibilities that span from architecture design to deployment. What You'll Do As a Senior Software Development Engineer III, you will be an essential part of our agile team, collaborating with cross-functional stakeholders to build highly scalable, automated financial … enabling new revenue models and improving operational efficiency. Key Responsibilities Collaborative Innovation: Partner with diverse teams to define requirements, create specifications, and design financial software solutions that scale with Prime Video's global growth. Code Excellence: Develop clean, maintainable, and efficient code in a modern language (Java, C++, C# More ❯

Junior Software QA Engineer Department: 480 - Software Engineering Employment Type: Permanent Location: London Description Arqit is a global cybersecurity company delivering quantum-safe encryption to secure data and communications for enterprises, governments, and critical national infrastructure (CNI). Powered by its advanced symmetric key cryptography, the Arqit … encryption keys, ensuring robust data protection across sectors like telecoms, defence, and finance. Stronger, simpler encryption. We have a new opportunity for a junior software QA engineer who is interested in joining a fast-paced, exciting tech scale-up. We can offer you fun and interesting work in cloud … the same. You understand the importance of working quickly and focusing on user experience to ensure customer satisfaction. Your New Position As a junior software QA engineer at Arqit, you'll work on strategic cybersecurity products, contributing to the design review, testing, and support of software components throughout More ❯

automation, and use of various tools. Our QA Engineers use black box, gray box, and white box testing techniques; they are able to understand software internals, debug problems using log files, and write automated tests and/or user-level test automation tools. Software QA Engineers work with … Software Development Engineers to understand features and technical implementation. Software QA Engineers also work with groups such as Product Management, User Experience Design, and Customer Support to understand customer usage models and develop test plans and test suites that approximate real-world environments and regression tests. Software QA Engineers are also responsible for driving the software development process toward quality-centric methodologies. A Day in the Life Responsible for development of test strategies, test case creation, test automation, and contributions to appropriate test harnesses. Will work with a team of quality engineering professionals to More ❯

Senior Software Engineer: ElectricityMarkets Modelling req2311 Posted on: 23/04/2025 - Application Deadline: - About Baringa: We aim to build the world's most trusted consulting firm, creating lasting impact for clients and pioneering a positive, people-first culture. We work across sectors with clients ranging from FTSE … goals. Our global presence spans Europe, the US, Asia, and Australia, tackling challenges worldwide. Our Market, Advisory, and Analytics practice are seeking experienced Senior Software Engineers to join us. Baringa leads in modelling electricity markets, providing insights to foster change in the energy industry's decarbonisation. Our Software Engineers develop modelling and data frameworks that enable our consultants to be trusted advisors. We seek an experienced Senior Software Engineer to enhance our industry-leading suite of electricity market modelling and analysis tools and to provide leadership to junior engineers. You will offer technical leadership within a More ❯

They're investing in modern platforms to support real-time trading and risk management and are looking for a Development Manager to lead their software engineering team Role Overview The Development Manager will oversee a team of software engineers and work cross functionally with the end users … a hands-on approach to architecture, design, and mentoring in addition to team and project leadership. Key Responsibilities Lead and manage a cross-functional software development team working in a .NET environment Own the software development lifecycle (SDLC) for trading and risk management platforms Collaborate with stakeholders to … understand business requirements and translate them into technical solutions Drive architectural decisions and ensure best practices in software design, coding, testing, and deployment Manage development roadmaps, release planning, and sprint cycles Provide coaching and technical mentorship to engineers Maintain high standards of software quality through code reviews, test More ❯

to contribute work critical initiatives, build products, lead engineers to troubleshoot, debug, evaluate and resolve computer-identified alarms, make feature enhancements, systems management, perform software deployments and migrations, host management and automate the operational tasks. They would also be responsible to develop tools and end to end automation to … free operations. As an Engineer in the team, you will take part in the architecture, design, implementation and deployment of large-scale and complex software systems. You will get to leverage your experience and expertise to deliver innovative solutions to challenging problems. You will communicate your ideas effectively to … reliability and scaling) of new and existing systems experience 2+ years of administrative experience in networking, storage systems, operating systems and hands-on systems engineering experience Knowledge of systems engineering fundamentals (networking, storage, operating systems) 4+ years of experience in Systems/Software development and infrastructure. 3+ More ❯

Senior Software Engineer Location: London bridge office Hybrid role with 1 or 2 days a week working in office (flexible) Salary: £80,000 - £100,000 C#, ASP.Net, MVC, JavaScript, Azure Neulinx are delighted to be partnered with a fintech start-up who operate in the UK and International Investment … for wealth managers. They are an enterprise SaaS business, providing technology solutions to the wealth sector. This company currently have 20 employees with its software engineering function is split between the UK and Philippines. However due to continued growth they are now looking to onboard an experienced Software … a plus Current tech stack C# .NET MVC Entity Framework (Code-First) MSSQL HTML & CSS JavaScript Git Azure Infrastructure Company Culture As a Senior Software Engineer , you’ll be joining a work in a culture that supports employees both professionally and personally. You will work in an environment where More ❯

Senior Software Engineer Location: London bridge office Hybrid role with 1 or 2 days a week working in office (flexible) Salary: £80,000 - £100,000 C#, ASP.Net, MVC, JavaScript, Azure Neulinx are delighted to be partnered with a fintech start-up who operate in the UK and International Investment … for wealth managers. They are an enterprise SaaS business, providing technology solutions to the wealth sector. This company currently have 20 employees with its software engineering function is split between the UK and Philippines. However due to continued growth they are now looking to onboard an experienced Software … a plus Current tech stack C# .NET MVC Entity Framework (Code-First) MSSQL HTML & CSS JavaScript Git Azure Infrastructure Company Culture As a Senior Software Engineer , you’ll be joining a work in a culture that supports employees both professionally and personally. You will work in an environment where More ❯

results-oriented, operationally focused System Development Engineer to support the fast-evolving and expanding Seller Compliance space. The role encompasses working with a support engineering team that provides support for multiple products and platforms, including engineering development support (root cause analysis, code fixes), customer support self-service (tools … development), and business decision-making support (data mining, report generation, scripting). The Support Engineering team comprises world-class engineers with technical skills blending systems and software engineering. We are looking for a System Dev Engineer with experience in software engineering support or an equivalent role … with a track record of driving projects to improve software development, business, and customer service support-related processes and technical support experiences. A successful candidate will be an experienced technical team member who is willing to take on challenging responsibilities, has a metrics-focused approach, demonstrates customer focus, and More ❯

that delivers the industry's most actionable data to drive superior results for the world's largest advertisers, publishers, and media platforms. IAS's software provides comprehensive and enriched data that ensures ads are seen by real people in safe and suitable environments, while improving return on ad spend … to be the global benchmark for trust and transparency in digital media quality. For more information, visit We are currently looking for a Staff Software Engineer to join our team. As a Staff Software Engineer, you will provide technical leadership and expertise to help build ad verification, analytics … a few milliseconds, then IAS is the place for you! The ideal candidate has a track record of architecting and building end-to-end software solutions, enjoys working in a collaborative and agile environment, and brings innovative solutions to complex problems with a desire to improve the status quo. More ❯

Software Engineer, Forecasting Nando’s has been in the UK and Ireland since 1992 and we’ve grown from a single takeaway store in Ealing, London to over 500 restaurants across all locations. Originally started in Johannesburg, South Africa, we pride ourselves on creating memorable experiences for everyone involved … directly with restaurants or collaborating with Central Support teams to ensure seamless, top-tier experiences! Skills You have: Proven experience as a Full Stack Software Engineer, focusing on application development and integrations Experience building applications using modern frameworks, languages and tools such as TypeScript, React and Next.js - Proven ability … in mentoring and supporting junior engineers A great communicator who can tailor conversations to your audience at all levels of the business Passionate about software engineering and staying up to date with the latest technologies and trends Experienced in building and deploying web applications with a focus on More ❯

Software Engineer, Forecasting Nando’s has been in the UK and Ireland since 1992 and we’ve grown from a single takeaway store in Ealing, London to over 500 restaurants across all locations. Originally started in Johannesburg, South Africa, we pride ourselves on creating memorable experiences for everyone involved … directly with restaurants or collaborating with Central Support teams to ensure seamless, top-tier experiences! Skills You have: Proven experience as a Full Stack Software Engineer, focusing on application development and integrations Experience building applications using modern frameworks, languages and tools such as TypeScript, React and Next.js - Proven ability … in mentoring and supporting junior engineers A great communicator who can tailor conversations to your audience at all levels of the business Passionate about software engineering and staying up to date with the latest technologies and trends Experienced in building and deploying web applications with a focus on More ❯

Senior QA Manager - Customer Lifecycle Engineering, CMR ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience … to fund innovation, manage risk and create jobs. ROLE PROFILE As a Senior QA Manager - You Apply business requirements and knowledge of testing and software development lifecycles to design, produce and guide the testing of complex software products or customer solutions. TECH PROFILE/ESSENTIAL SKILLS 6 to … technology PREFERRED SKILLS AND EXPERIENCE Strong CI/CD build and automation pipeline knowledge. Experience with containerization and related technologies. SEB Foundation Certificate in Software Testing/ISTQB Certified Tester Foundation, Advanced or Practitioner Level is desirable Understanding of the SDLC and agile delivery methodology. Ability to work independently More ❯

for us to feed the nation. The level of data, transactions and variety it involves. Then you'll realise that ours is a modern software engineering environment because it has to be. We've made serious investment into a Tech Academy and into setting standards and principles. We … Sainsbury's, AI & Machine Learning are at the heart of making better decisions across the business. We work in cross-functional teams - bringing together Engineering, Data Science, Product and Architecture - to build automated decisioning systems that have real impact. We are hiring an ML Engineering Manager to lead … our Digital & Retail team. Reporting to the Head of ML Engineering, you will build & run systems thatimpact millions of customers online and tens of thousands of colleagues in our stores. What you'll do Lead, coach, and grow a high-performing team of ML engineers. Architect, build, scale and More ❯