22 of 22 Permanent Senior Software Engineer Jobs in the City of London

Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) ***This is a hybrid role, 3 days remote and 2 days in the office*** Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background … Solutions Limited does not discriminate in regards to age, gender, national origin, religion or any other basis. An excellent opportunity has arisen for a Senior Software Engineer C++to join a friendly team my client are a well-established exchange (FinTech, Financial Technology) based in the City. ...

Opportunity Join Attest at a pivotal moment: we're transforming how the world's leading brands discover and act on consumer insights. As a Senior Software Engineer on the Measure squad, you'll help grow and evolve Attest Measure, our quantitative survey platform that gives brands robust … within Measure. Attest powers insights for brands like Netflix, Unilever, Nestle, and Reddit, connecting them to 150+ million consumers across 59 countries. As a Senior Software Engineer on the Measure squad, you'll work on complex challenges spanning frontend engineering, backend services, and data visualisation, shaping ...

Senior Software Engineer About Us Exam Papers Plus is one of the UK's best-known names in 11+ and high-stakes exam preparation, trusted by over 100,000 families. We have built a large bank of exam resources, mapped to subject, question type, skill and difficulty … each child's learning profile and puts that material in front of children and parents in a guided way. About the Role As Senior Software Engineer you will be a hands-on, full-stack contributor on our core platform, working closely with our Lead Engineer ...

Senior Software Engineer I (JavaScript) Ready to build intelligent, high-impact applications that push the boundaries of modern JavaScript and AI tooling? Do you thrive in solving complex engineering challenges and shaping scalable, future-ready solutions? About the team ScienceDirect is the world's leading collection … about using AI tools to help design, write, test, and improve software. About the role We are seeking a talented and self‐motivated Frontend Software Engineer with strong skills in React and Node.js and a collaborative mindset. You will work as part of a cross‐functional product development ...

looking for a Senior Software Engineer to join a growing AI team and take ownership of the application and integration layer behind a new generation of AI-powered products. This is a genuinely full-stack engineering role, combining production-grade backend development, API design, AI integrations … advantageous, although deep ML expertise isn't required. This is an opportunity to have genuine ownership over how AI capabilities become usable, scalable software products. You'll be joining an AI-focused engineering environment where you can work at the intersection of software engineering, APIs, cloud infrastructure ...

Senior AI Engineer Are you excited about building intelligent systems powered by cutting-edge AI technologies? Do you enjoy designing models that turn complex data into impactful solutions? About the team: Embedded Innovation Teams are cross-functional squads embedded within our segments to rapidly turn internal AI experimentation … inside segment and function teams, improving the internal workflows that help our people deliver better outcomes for customers, faster. About the role: As a Senior AI Engineer, you will build and ship AI-powered features as part of a cross-functional Innovation Squad, working inside a business function. ...

Senior Software Engineer About Us Exam Papers Plus is one of the UK's best-known names in 11+ and high-stakes exam preparation, trusted by over 100,000 families. We have built a large bank of exam resources, mapped to subject, question type, skill and difficulty ...

Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) This is a hybrid role, 3 days remote and 2 days in the office Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background ...

looking for a Senior Software Engineer to join our global team to be responsible for the quality, development, and execution of our software products. You will be part of a technology department that is comprised of a successful and multidisciplinary group of professionals located across … tests/collaborate with automation engineers to ensure business needs are met, and allow for regression testing Work closely with users to provide personalized software support as needed Stay updated on emerging technologies and industry trends to continuously improve our backend infrastructure Document application support and operational procedures Mentor ...

details We're looking for a Senior Software Engineer to play a pivotal role in evolving M&S's Customer Order Domain. This team provides the critical software capabilities that capture, manage, and fulfil customer demand across every channel, powering digital experiences and business operations that … your mission is to enable them through scalable services, robust APIs, event-driven architectures, and exceptional engineering practices. This is a role for an engineer who is excited by building high-volume transactional systems, designing reusable platform capabilities, and shaping how customer orders are processed, fulfilled, and managed across ...

Impact and Responsibilities We are seeking a Senior Software Engineer who thrives on untangling complex systems and modernising core infrastructure without breaking production. This is an exciting opportunity to modernise core C#/SQL systems! Extract legacy business logic, build clean services, and verify changes in shadow … Server stored procedures and backend logic with total precision ensuring client-money correctness is never compromised. What we're looking for in you Senior-level, hands-on experience in modern .NET (.NET 6+) paired with deep, comfortable familiarity with legacy .NET Framework 4.8 (ASP.NET MVC 5, WebAPI 2, Entity ...

Attest is seeking a Senior Software Engineer to join the Measure squad and help evolve our quantitative survey platform. You will work across frontend and backend, building scalable features and shaping direction while mentoring teammates. The role emphasizes AI-native development, real-time data, and robust visualisations ...

Software Engineer (Golang) High-frequency trading (HFT) We're also looking for Quantitative Modellers, ML Experts & Software Engineers. Were looking for experienced individual contributors (IC) to join a high impact HFT team, voted one of the best places to work (showcased by their high, longstanding, employee tenure ...

part of the discussion at offer stage. PURPOSE OF THE ROLE The BBC Dev Operations function within Media Tech is looking to appoint a Senior Principal Software Engineer to provide senior technical leadership across Operational Excellence, Reliability and Security Engineering. The role will identify systemic problems … enabling functions; and create clear technical guidance, reference patterns and learning that help teams adopt better practices. YOUR SKILLS AND EXPERIENCE Significant experience providing senior technical leadership in a large, complex software engineering environment, with evidence of identifying systemic problems that cut across teams and turning them into ...

seeking a Senior Principal Software Engineer to provide senior technical leadership across Operational Excellence, Reliability and Security Engineering. The role identifies systemic problems across a large Product Engineering organisation and turns them into scalable engineering solutions, common standards and reusable capabilities. Working across engineering, architecture, security ...

Legal & General in London is seeking a Senior Engineer to join the Group Protection technology team, delivering modern cloud-based solutions across the full software delivery lifecycle. You will collaborate with stakeholders, mentor engineers, and help drive engineering excellence in a fast-paced environment. The role focuses ...

fast-growing logistics startup in London seeks a Software Engineer to tackle challenging problems and collaborate with experienced professionals. The role involves impactful work from optimizing operational tools to developing scalable applications. This company offers competitive compensation, generous equity, and several benefits, including private health coverage and flexible ...

Maternity Leave Cover - Fixed Term Employee for 12 months Logistics: Hybrid - 2 days per week in our London HQ Alto Software Group is a B2B SaaS company that powers more than half of all UK housing transactions each year. We create software solutions that connect businesses and consumers … knowing when each is the right tool and keeping the whole system coherent as our product grows. If you are passionate about how software should be built and want to be in the room where those decisions get made, there's never been a better time to join us. ...

Role Overview TP ICAP are looking for a Senior Java Developer delivering low‐latency, highly available trading system components with deep expertise in Java, FIX connectivity, and distributed real‐time messaging. In this role, you will be responsible for designing, building, and optimising mission‐critical trading services across multiple ...

financial markets, especially in delta one, store of value, and/or FICC options trading Experience with Linux-based, concurrent, high-throughput, low-latency software systems Experience with pipeline orchestration frameworks (e.g. Airflow, Dagster) Experience with streaming platforms (e.g. Kafka), data lake platforms (e.g. Delta Lake, Apache Iceberg ...

financial markets, especially in delta one, store of value, and/or FICC options trading Experience with Linux‐based, concurrent, high‐throughput, low‐latency software systems Experience with pipeline orchestration frameworks (e.g. Airflow, Dagster) Experience with streaming platforms (e.g. Kafka), data lake platforms (e.g. Delta Lake, Apache Iceberg ...

guidelines. Minimum Qualifications: Bachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience. 8+ years of relevant professional software development experience with a strong focus on backend development, using Java or Kotlin, building and operating high-performance, high-throughput, highly available, and scalable ...