76 to 100 of 482 Software Engineer Jobs in London

opportunity has arisen for a System Software Engineer to join an exciting scale-up and help protect critical national infrastructure and complex technologies against the threat of post quantum decryption. This role will entail designing and developing software components for next generation systems in the PQD space … around the world. This is a great chance to join an exciting company with a bright future doing meaningful, impactful work. Responsibilities The System Software Engineer will design and develop system software for RISC-V based systems, maintain software stacks (incl. OS, firmware, drivers), participate ...

Senior Embedded Software Engineer (Zephyr RTOS) Cambridge Hybrid Work from Home £80,000 to £85,000 Visa Sponsorship Relocation Package If Zephyr RTOS is your bread and butter, and I mean properly your bread and butter rather than something you once dabbled with on a dev kit over … very much like to hear from you. A client of KO2's, a genuinely expanding engineering business, is looking to bring a Senior Embedded Software Engineer into its Cambridge software team. In an economic climate where a fair few companies are battening down the hatches, this ...

Senior Software Engineer A fantastic opportunity for a Senior Software Engineer to join a world-class technology company developing advanced AI-driven software solutions. Working within an exceptional engineering environment, you will play a key role in designing, building and enhancing highly sophisticated software ...

Sector: Software EngineeringReference: GG - 65Software Engineer | Defence Start-Up | LondonSoftware Engineer required for an early-stage defence technology start-up building mission-critical systems with real-world impact. You'll join a small, high-calibre engineering team designing, building, and deploying core technology. This is a deeply … role for someone who wants significant ownership, technical depth, and end-to-end responsibility over the systems they build. You are4+ years of professional Software Development experienceProficient in Python, TypeScript, Rust, Go, Java, or C++A true generalist - comfortable working across backend, infrastructure, data, and automationMost effective in fast-paced ...

Senior Software Engineer – Global FX Company Senior Software Engineer to join one of the fastest growing B2B Fintech in Europe that is providing real solutions for some of the biggest names in the industry around the way they navigate the currency market. You will work ...

Title: Embedded Software Engineer Location: Edinburgh (Hybrid) Salary: Up to £55k (DOE) We're looking for a talented and motivated Embedded Software Engineer to join a multi-disciplinary engineering team. This is an exciting opportunity to design, implement, and test embedded software across a range … microcontrollers, microprocessors, and Linux-based systems, contributing to innovative products and solutions. About the Role Design, develop, test, and maintain embedded software using C/C++. Develop software for microcontrollers and microprocessors, including PIC and STM32 series, as well as embedded Linux systems. Work with Linux kernels, bootloaders ...

About Us: We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing new bespoke solutions to solve our customers complex operational problems. As our business continues to grow, we are interested in speaking with an experienced Full Stack Software Engineer with expertise … Opportunity: We have a wide variety of teams who support our customers on a range of interesting and complex projects, building new bespoke software solutions and providing them with up to date capability to meet their needs. As a Senior Software Engineer, you will join an Agile ...

Sector: Software EngineeringReference: GG - 72Founding Software Engineer (Staff Level) | Early-Stage Start-Up | LondonA rare opportunity for a Staff-level Engineer to join an early-stage start-up in London, founded by experienced entrepreneurs with a proven track record of building and scaling successful technology companies. … This is a Founding Engineer position with Staff-level responsibility, offering the opportunity to remain deeply hands-on while owning complex technical challenges, shaping the architecture and helping build an engineering organisation from its earliest stages. You are either: A Founder or Founding Engineer who has built from ...

000London AreaSenior C++ Software Engineer — AI/Hardware/Manufacturing Location: Central London, primarily office-based with some flexibility. We're partnering with an AI startup building software to help engineers design and develop physical products faster. Combining machine learning with complex engineering software, their platform … helps bring new hardware ideas closer to production. They're looking for a Senior C++ Software Engineer to take ownership of core software as the company moves from research prototypes into customer deployments. This is a hands-on opportunity to shape the architecture, improve performance, and build ...

Principal Software Engineer Financial services | London | Hybrid, 6 days onsite per month Package: £75-£95k + 10% pension + 10% cash allowance + bonus + benefits pack. Were recruiting a Principal Software Engineer for a financial services organisation investing in its digital products and bringing more … work closely with product, business and architecture stakeholders. Improve existing systems through practical, measured changes rather than relying on wholesale redesign. Requirements Significant software engineering experience and a track record of delivering large-scale enterprise web applications. Deep experience with Java, Spring Boot, microservices, ReactJS, SQL, MongoDB, DevOps ...

ROLE SUMMARYAre you a hands-on engineer who raises the bar for everyone around you? Join us at FTSE Russell in London. We're establishing a team of engineers passionate about software craftsmanship, quality, and meaningful impact. As a Lead Software Engineer, you'll own the technical direction of software that powers the indices trusted by financial institutions worldwide. We build primarily in Python, so that's our preference — but depth of engineering judgement matters more to us than the language on your CV. If you've led the design ...

Lead D365 Software Engineer The Lead D365 Software Engineer will help drive the evolution of a large-scale Microsoft business applications platform. This is an opportunity to provide technical leadership, define engineering standards, and deliver secure, scalable solutions that support key business operations and customer services. … solutions. - Strong C#/.NET development background. - Experience integrating cloud-based and enterprise applications using Azure services. - Knowledge of solution architecture, design patterns, and software engineering best practices. - Experience with Azure DevOps, CI/CD pipelines, and modern development practices. - Demonstrated technical leadership and mentoring experience. - Strong understanding ...

Software Engineer Salary and Extras: £90,000 - £105,000 pa + bonus Hybrid Working: 3 days a week in the office. Office: London JNC are working with an established London based organisation that is looking to bring on a talented AI Software Engineer who will focus … designing, building and deploying practical AI solutions across the business. The ideal candidate will come from a strong software development background and have relevant commercial experience working with AI platforms and putting things into production. Experience Required: Experienced deploying AI solutions into the Microsoft ecosystem. Experience with Copilot Studio ...

Software Quality Engineer Location: London (relocation costs covered) Salary: £75K - £85K + Benefits Software Quality Engineer required by an innovative technology business working at the forefront of AI-enabled medical devices and software! You ll join a specialist team assessing the software development processes … technical evidence behind cutting-edge medical technologies, reviewing software lifecycle, V&V, configuration management and risk to help determine whether safety-critical products meet the standards required for certification. You ll also use AI-assisted tools to explore technical evidence, identify potential failure modes and highlight inconsistencies Essential: 4+ ...

Senior Software Engineer: Sports Betting Up to £120,000 + Bonus + Excellent Benefits London - 5 Days On-Site | Python | Java | AI | Low Latency | Distributed Systems Build software where performance, mathematics and real-time decision-making genuinely matter. We're partnering with a highly technical sports betting … business continuing to invest in its engineering function. They're looking for Senior Software Engineers to work on complex backend systems operating across real-time data, quantitative problems and high-performance distributed architecture. This is an opportunity for engineers who enjoy difficult technical problems rather than simply delivering features ...

Senior Software Engineer: Sports Betting Up to £120,000 + Bonus + Excellent Benefits London - 5 Days On-Site | Python | Java | AI | Low Latency | Distributed Systems Build software where performance, mathematics and real-time decision-making genuinely matter. We're partnering with a highly technical sports betting … business continuing to invest in its engineering function. They're looking for Senior Software Engineers to work on complex backend systems operating across real-time data, quantitative problems and high-performance distributed architecture. This is an opportunity for engineers who enjoy difficult technical problems rather than simply delivering features ...

Lead D365 Software Engineer The Lead D365 Software Engineer will help drive the evolution of a large-scale Microsoft business applications platform. This is an opportunity to provide technical leadership, define engineering standards, and deliver secure, scalable solutions that support key business operations and customer services ...

Software Engineer (SI) Duration: 6-month contract Location: New Malden - Occasional travel to Broad Oak Full time on-site, 37hrs per week The opportunity We are looking for a Software Engineer to develop and maintain a range of products that shape and bring together software ...

Software Engineer – Data Platform TeamThe driving force behind Big Data at MimecastOverview Dive into the forefront of innovation with our Data Platform engineering team, where we process massive volumes of data to delight our customers with insights they love and fuel ML models with trusted data! Our pioneering … querying capabilities, we're able to serve requests in milliseconds when querying over huge volumes of data!" – Hiring ManagerWhat You'll Do: As a Software Engineer in the Data Platform team, you will play a pivotal role in developing, and maintaining scalable systems. Your responsibilities will include: Implement ...

Principal Software Engineer Financial services London Hybrid, 6 days onsite per month Package: £75-£95k + 10% pension + 10% cash allowance + bonus + benefits pack. We're recruiting a Principal Software Engineer for a financial services organisation investing in its digital products and bringing ...

Software Engineer (C++) £60,000 - £65,000 + Progression + Training + Hybrid Working + Pension + Company Benefits Enfield Are you a Software Engineer with knowledge on C++, looking to join an exciting, growing defence company in a hybrid role where you will ...

Lead Software Engineer, Full-Stack Applications – AI FluentFitch Ratings is seeking a Lead Software Engineer to join our global Ratings Technology team in London. This is an opportunity to build mission-critical platforms while helping shape the next generation of technology that powers how a world … system performance at scale, balance multiple strategic priorities, and deliver excellence in fast-paced Agile environmentsWhat You Need to Have: 12+ years of professional software engineering experience building and supporting enterprise-grade applications. Expert-level proficiency in developing scalable backend services, APIs, and data-driven applications using Python Hands ...

Software Engineer Salary and Extras: £90,000 - £105,000 pa + bonus Hybrid Working: 3 days a week in the office. Office: London JNC are working with an established London based organisation that is looking to bring on a talented AI Software Engineer who will focus ...

have earned superior financial strength ratings from each of the major rating agencies. General Reinsurance, London Branch is offering an opportunity for Senior Software Engineer. Context of the Role: We are seeking a highly skilled Senior Software Engineer with a strong background in building scalable, high-quality … high-performance solutions on the Microsoft technology stack (.NET/Blazor/C#). As a Senior Software Engineer, you will be responsible for building and maintaining internal and external-facing web applications in collaboration with international and interdisciplinary teams. The IT team currently consists of seven developers ...

Trading Systems Software EngineerQuant Capital is urgently looking for talented Trading Systems Software Engineer to join our high profile client. Our client is a well-known algo-trading technology and agency brokerage/execution business. They are known in the market for some of their best … order routing. This role is a huge opportunity for a hungry developer to make a mark in a leading financial technology business. Trading Systems Software Engineer MUST have: MSc and above with 5 years commercial development experience World class development skills in C++ Good scripting (Python, Ruby ...