76 to 100 of 491 Senior Software Engineer Jobs in London

that’s making a real difference. The role What you’d be doing? You’ll collaborate with cross‐functional teams to design and implement software solutions that address complex sustainability challenges. Your focus will be on building internal tooling that consultants use to deliver these insights to clients. … will span ETL pipelines, data backends, and web applications, ensuring their technology can handle the complex modelling requirements of their sustainability analyses. As a Senior Engineer, you’ll also play a crucial role in establishing and evolving the standards and practices of the new Engineering Team, mentoring less ...

/ML Senior Software Engineer, Data Optimization and Platform corporate_fare Google place London, UK Bachelor’s degree or equivalent practical experience. 5 years of experience with data structures and algorithms in Python. 3 years of experience with one or more of the following: Speech/audio … matrixed organization. Experience in Gen AI. Experience in data optimization and data platforms. Experience with research to production. About the job Google Cloud's software engineers develop the next-generation technologies that change how billions of users connect, explore, and interact with information and one another. We're looking ...

Ready to take your career global? Make your mark at one of the biggest names in payments. We are seeking an experienced Senior ML Software Engineer to join our Data Science Enablement team. You will be the primary software engineering expert for a product area, working … sense of urgency, consistently prioritizing and executing tasks to meet timelines and deliver results. What you’ll bring 5+ years as an ML‐focused software engineer, ML Engineer, MLOps Engineer, or similar, with hands‐on production experience Proven expertise with ML model deployment, API design ...

like Ghost or Altius, in addition to bringing 3rd party platforms into the company's Lattice ecosystem. ABOUT THE JOB We are seeking a Senior Robotics Software Engineer, Omen Payload Integration to join the Maneuver Dominance team in Abu Dhabi (UAE). In this role, you will … design, develop, and integrate software that connects autonomous platforms with mission payloads, including stores management systems (SMS), networked devices, and hardware interfaces. You will architect APIs and data transport layers that move information reliably between vehicles, payloads, and ground systems in demanding operational environments. If you thrive ...

culture, Ctrl Alt is where you can do the most rewarding work of your career. The Opportunity We’re looking for a Senior Software Engineer to join our team and help us build the future of tokenization at Ctrl Alt. As a full‐stack engineer … access and place orders on our platform Take a loosely defined problem through to a valid, technically sound, thoroughly documented, tested, and implemented software solution Collaborate with team members and other engineers across the company Advocate best coding practices to raise the bar for you, your team ...

optimise operations in real time, cutting costs and carbon today while building the foundation for the next industrial revolution. We're looking for a Senior Software Engineer to join our platform team and help us push the boundaries of what AI can do for the planet. … research teams. We operate as one cohesive unit, sharing tech stack, knowledge, and objectives. Our focus spans from fundamental ML research to commercial‐grade software development, offering diverse learning and impact opportunities. Why this role exists Carbon Re is scaling deployments from a handful of sites to dozens ...

generation of smart AI agents and deeper FMCG market intelligence for the benefit of our customers across a growing operational footprint. The role: A Senior Software Engineer solves challenges and adds value for our customers through their skills in technology. They investigate and resolve issues … systems in a timely fashion. As a senior engineer within the team they are expected to give guidance, mentoring and where necessary training to juniors and/or new members of the team acting as the voice of experience, whilst still being open to learning from others. ...

Senior Engineer Strategic Initiatives (R&D) Mimecast’s AI‐First engineering organization is looking for a Senior Engineer to contribute to the build‐and‐prove layer of the AI Native Engineering function. In this role you will help grow reusable patterns, build agentic prototypes, and improve … patterns effectively. Surface observations and insights from day‐to‐day work to inform strategic direction and priorities. What You’ll Bring Strong hands‐on software engineering skills with a proven track record of shipping production‐quality tooling, automation, and integrations (e.g., Python, TypeScript, or similar). Solid DevOps ...

session and authorization infrastructure to support AI agents, MCP-based integrations, and machine-to-machine workflows across the company systems. We are hiring Senior Software Engineers for two closely related teams in London focused on session infrastructure and session lifecycle management. Where we sit We’re part … manage the underlying datasets. Almost every business unit at the company depends on our platform to make authorization and access-control decisions. Our software is critical to maintaining the company’s reliability, compliance, and continued growth. Because of our position in the stack, we enforce security not only ...

## Senior Algo Trading Software Engineer (VP)Applyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: 26956438**Discover your future at Citi**Working at Citi is far more than just a job. A career with us means joining a team of more … globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.**Job Overview**Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every ...

Senior Software Engineer – Webex Real‐time Media Engineering Group Our Webex Real‐time Media Engineering Group is redefining the future of collaboration. We're building a world where people connect effortlessly across devices and locations, powering Webex Meetings, Webex Calling, and Webex Contact Center. Location: Central London … Physics). 10+ years of professional programming experience in C++/C# and willingness to learn new languages. Experience with Linux development and running software on Linux. Experience with virtualisation and containers, including Docker. Preferred Qualifications Familiarity with Kubernetes. Familiarity with Windows development. Experience with data science/AI. ...

Senior Software Engineer Webex Real-time Media Engineering Group Meet the Team Cisco's Webex Real-time Media Engineering Group is redefining the future of collaboration. We’re building a world where people connect effortlessly to enjoy modern, uncompromised collaboration across every room, desk, pocket, and application. … programming experience in C++/C#, and the willingness to learn new languages quickly. Experience with Linux development: Experience with using Linux and developing software running on Linux. Experience with virtualisation and containers: An understanding of virtual machines and containerisation technologies, and experience with Docker. Preferred Qualifications Familiarity with ...

Senior Software Engineer Location : London (flexible working with 3 days per week regularly expected in office) Job Type : Full-time Salary & equity : £100k+ Tech Stack : React, Typescript, Python, C#, Azure Must-Haves : Experience: 8+ years, including a track record of shipping production systems Back-end experience - ideally … formats (IFC, Revit, ETABS, SAFE, or similar) Experience with Windows desktop application development (.NET/WPF/native integrations) Background in construction, structural engineering software, or document-intensive vertical SaaS Knowledge of graph-based data models, entity resolution, or knowledge graph tooling Having said that, don’t worry ...

Just Test Software. Engineer Confidence. At the company, we're on a mission to help some of the world's biggest retailers make smarter decisions through data. As we continue to grow, we're looking for a Senior Software Engineer in Test to help us take … looking for someone who sees testing as an engineering discipline, loves automation, and is excited by the potential of AI to transform how software quality is delivered. You'll play a key role in building scalable test frameworks, embedding quality into our development lifecycle, and helping our engineers create ...

things have been done before. We ask why they were done that way at all. The Role As a Senior Software Engineer on Revenue, you'll own the systems that turn Gigs' business into money in the bank. Gigs is a B2B2C business: consumers get connectivity through … roadmap of a new Revenue team as it forms. You can find more about how we work on our engineering page. Salary range for Senior Engineer : EU: €90,000 - 125,000 UK: £90,000 - 125,000 (The final offer depends on your background, skills, and how you perform ...

small, talented, high energy, inclusive and supportive team with strong business and clinical leadership. About the Role We're looking for a mid–senior software engineer to join the HelloSelf engineering team — someone who is equally comfortable shipping product features and working on research‐grade software. HelloSelf … product managers, operations leads and Experts by Experience. Surface risks early and keep things moving across an 18‐month programme timeline. About You Mid‐senior software engineering experience with a strong foundation in Python and a track record of shipping production‐quality code. Adaptable and comfortable working across ...

Senior Software Engineer Department: Engineering Employment Type: Full Time Location: London Description Hybrid: 2 days per week in our Tower Bridge office (Tuesdays and Thursdays) Uswitch At Uswitch, our goal is to be the UK’s favourite way to choose and manage home-life essentials - from broadband ...

Senior Software Engineer – Scala, Distributed Systems Location: UK, remote-first with occasional onsite. UK-based, UK data handling only. Engagement: Contract, outside IR35. Rate: circa £700/day depending on experience. Clearance: Current, portable NPPV3 is essential (SC alongside is a strong plus). We can only … multi-source data pipelines trustworthy, traceable and defensible. We have a growing pipeline of engagements in this space and are expanding our bench of senior, cleared engineers to draw on. This is a hands-on, lead engineering role: you shape the technical approach, set the standard for a small ...

Senior or Staff Software Engineer, SRE/Platform Team OneSignal is a leading omnichannel customer engagement solution, powering personalized customer journeys across mobile and web push notifications, in-app messaging, SMS, and email. On a mission to democratize customer engagement, we enable businesses to keep their 1.5B … Go. This potent combination of high performance with efficient resource utilization has given us an incredible competitive edge. We are seeking a Platform Engineer to join our team and help us scale by managing and developing the next generation of our infrastructure. While we currently maintain a 99.95 % uptime ...

leading technology organisation is seeking an experienced Senior Software Engineer to join a team responsible for developing and supporting critical software applications used to monitor, analyse, and optimise large-scale operational systems. This is an exciting opportunity for a hands-on engineer to work … tooling, and service assurance solutions that provide valuable insights into complex network environments. You will play a key role in designing, developing, and maintaining software that supports business-critical operations, working closely with engineering teams, product stakeholders, and operational users. The role combines software development, system integration, troubleshooting ...

Role: C++ 20/23 Software Engineer Client: Elite Tech Driven Trading Firm Compensation: Up to £200k + Bonus Location: London (Hybrid Working) Overview An Elite Tech Driven Trading Firm is looking for a highly talented C++ Software Engineer to join an elite group of individuals. … could be working on some of the world’s most performant ML pipelines that deal with millions of data points every second, or building software solutions with extreme scale, reliability, and latency considerations in mind. Key Responsibilities Building software solutions/products with scale, reliability, and latency considerations ...

## Senior Software EngineerApplylocations: London Walltime type: Full timeposted on: Posted Todayjob requisition id: R116883*Are you passionate about building high-quality software solutions that solve complex customer challenges?**Do you enjoy mentoring others, driving technical excellence, and collaborating across teams to deliver impactful products?***About … worked to get to and strive to maintain. Our team values trust, respect, collaboration, agility, and quality.**About the Role**As a Software Engineer, you will contribute to the research, design, and development of complex software solutions across multiple systems and products. You will work closely with ...

## Senior Software EngineerApplylocations: London Walltime type: Full timeposted on: Posted Todayjob requisition id: R116883*Are you passionate about building high-quality software solutions that solve complex customer challenges?**Do you enjoy mentoring others, driving technical excellence, and collaborating across teams to deliver impactful products?***About … worked to get to and strive to maintain. Our team values trust, respect, collaboration, agility, and quality.**About the Role**As a Software Engineer, you will contribute to the research, design, and development of complex software solutions across multiple systems and products. You will work closely with ...

Senior Backend Software EngineerHexwired Recruitment LimitedFarringdon, Central London, United Kingdom**Description**Senior Backend Software Engineer | London | Hybrid | £85,000 - £90,000 | Hexwired Recruitment is partnered with an industry-leading energy technology company developing advanced software solutions that are helping drive the transition toward … stakeholders Tech stack includes: \* Go \* PostgreSQL \* AWS \* Pulsar \* GitLab CI/CD What they’re looking for: \* Strong experience with Go and backend software engineering \* Cloud-native development experience (AWS, microservices, CI/CD) \* Knowledge of distributed systems, databases, and event-driven architecture \* Strong communication and problem-solving skills ...

Description \n Senior Lead Software Engineer - DevOps/Integration Specialist (Equities Electronic Trading) \n Location: London Contract: Inside IR35 Day Rate: Up to £495 per day Working Pattern: 5 days on site \n We are seeking an experienced Senior Lead Software Engineer/DevOps … join a high-performing Equities Electronic Trading technology team within a global investment banking environment. \n This is an excellent opportunity for an engineer with strong DevOps, automation and integration expertise who has worked within electronic trading platforms and understands the demands of low-latency, high-availability financial systems. ...