1 to 25 of 118 Permanent Senior Software Engineer Jobs in London

SENIOR SOFTWARE ENGINEER - eDV CLEARED NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A GLOBALLY LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE Permanent job opportunity for a Senior Software Engineer Globally leading defence/cyber security company Salary … plus clearance bonus London based organisation in an easily accessible location Permanent Software Engineer WHO WE ARE? We are recruiting Senior and Lead Software Engineers to work with a multi-national, industry leading National Security client in central London. Due to the nature of the work ...

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 platforms that solve complex real-world problems. This organisation is known for attracting some of the brightest technical minds in the industry and places a strong emphasis on both academic excellence and engineering capability. Location: Cambridge or London (minimum 2 days per week in the office) Salary ...

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. ...

Senior Java Software Engineer - Java Developer, Python, AWS, MySQL, NoSql, REST APIs, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office - Notting Hill) Description for the Senior Java Software Engineer role:- You will be joining a fast-growing, research-driven … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The Java Software engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some ...

Senior Software Engineer/Developer (Python) Cambridge to £80k Do you have strong backend Python software development experience? You could be joining the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from advanced cyber threats, working alongside … team of friendly and supportive people and enjoying a host of perks and benefits. As a Senior Software Engineer within the R&D team you'll work on a new Greenfield product to combat the threat of AI based security attacks. You'll work on a range ...

Tech Lead/Senior Software Engineer/Software Architect .NET | C# | Python | AI | Architecture | London (Hybrid) Permanent: £80,000 - £110,000 + Benefits OR Contract: £600 - £700 per day Location: London City (1-2 days per week) Overview We're working with a well-known global … modernising a legacy product, improving its architecture, integrating it with wider enterprise systems, and introducing AI capabilities into both the product itself and the software development lifecycle. Rather than a large-scale rewrite, the platform will be modernised incrementally, requiring someone who can balance strategic architectural thinking with hands ...

Description Tech Lead/Senior Software Engineer/Software Architect.NET | C# | Python | AI | Architecture | London (Hybrid)Permanent: £80,000 - £110,000 + BenefitsOR Contract: £600 - £700 per dayLocation: London City (1-2 days per week)OverviewWe're working with a well-known global organisation embarking … modernising a legacy product, improving its architecture, integrating it with wider enterprise systems, and introducing AI capabilities into both the product itself and the software development lifecycle. Rather than a large-scale rewrite, the platform will be modernised incrementally, requiring someone who can balance strategic architectural thinking with hands ...

Description Senior Java Software Engineer - Java Developer, Python, AWS, MySQL, NoSql, REST APIs, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office - Notting Hill) Description for the Senior Java Software Engineer role:- You will be joining a fast-growing, research … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The Java Software engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some ...

Senior Software Engineer - hx Renew/Pricing Hybrid Are you an experienced Software Engineer with expertise in Hyperexponential's hx Renew or similar Insurance Pricing, Rating, Actuarial, or Underwriting platforms Our client is looking for a talented engineer to join their growing technology team … pricing technology, influence technical direction, mentor other engineers, and contribute to large-scale transformation projects within a collaborative engineering environment. The Role As a Senior Software Engineer, you'll be responsible for supporting and enhancing the hx Renew pricing platform while assisting with the transition away from ...

Description Senior Software Engineer - hx Renew/Pricing Hybrid Are you an experienced Software Engineer with expertise in Hyperexponential's hx Renew or similar Insurance Pricing, Rating, Actuarial, or Underwriting platforms? Our client is looking for a talented engineer to join their growing technology … pricing technology, influence technical direction, mentor other engineers, and contribute to large-scale transformation projects within a collaborative engineering environment. The Role As a Senior Software Engineer, you'll be responsible for supporting and enhancing the hx Renew pricing platform while assisting with the transition away from ...

SENIOR SOFTWARE ENGINEER - eDV CLEARED NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A GLOBALLY LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE Permanent job opportunity for a Senior Software Engineer Globally leading defence/cyber security company Salary ...

inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Senior Software Engineer I - Search and AI Platform Are you passionate about building scalable, high-performance data-driven applications? Do you enjoy turning complex … scientific community so they can collaborate more effectively, work smarter, and deliver quality research more quickly. We are looking for an innovative, passionate Senior Software Engineer II to work as part of the teams building and enhancing our platform to deliver intelligent, scalable solutions that create real ...

inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Senior Software Engineer II (Java/Spring) Are you passionate about building scalable, high-performance data-driven applications? Do you enjoy turning complex datasets … scientific community so they can collaborate more effectively, work smarter, and deliver quality research more quickly. We're looking for an innovative, passionate Senior Software Engineer II to work as part of the teams building and enhancing our platform to deliver intelligent, scalable solutions that create real ...

Senior C++ Software Engineer/Developer Cambridge/WFH to £80k Do you have strong backend C++ software development experience? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from … advanced cyber threats, working alongside a team of friendly and supportive people and enjoying a host of perks and benefits. As a Senior C++ Software Engineer within the R&D team you'll lead and contribute to projects ranging from rapid prototyping and proof-of-concepts ...

Senior Software Engineer (Backend)London - Hybrid (3 days in office) Up to £85k + benefits What if the systems you built were used every day by millions of readers around the world? A long-established, AI-driven technology business is hiring a Senior Software Engineer … machine-learning-led products that operate at scale, helping publishers make smarter decisions around content, engagement, and audience growth. This is a hands-on senior role within a strong London-based engineering team, focused on backend systems at the core of the platform. The role Build and evolve backend ...

Senior Software Engineer (ML Systems) Title : Senior Software Engineer (ML Systems) Company : Deep Technology Organisation Location : London Pay : Up to £120,000 Company : A deeply technical organisation is investing heavily in the future of large-scale intelligent systems. They are assembling a small group … exceptional engineers and researchers to tackle some of the most challenging problems at the intersection of software, hardware and performance engineering. The team focuses on understanding how complex distributed systems behave at scale, using measurement, modelling and simulation to guide design decisions long before systems are deployed. ...

Senior Software Engineer (Python | Cloud Automation) London | Hybrid (2 days onsite near Liverpool Street) Are you a software engineer who loves solving infrastructure challenges through code? We're recruiting for a Senior Software Engineer to join a major long-term government technology … where your work will have a direct impact on the success of a high-profile programme. Unlike many infrastructure roles, this is a genuinely software engineering-focused position. You'll spend your time building automation frameworks, developing internal tooling, creating Infrastructure as Code solutions, and eliminating manual processes through ...

Description Senior Software Engineer (Python | Cloud Automation) London | Hybrid (2 days onsite near Liverpool Street) Are you a software engineer who loves solving infrastructure challenges through code? We're recruiting for a Senior Software Engineer to join a major long-term government … where your work will have a direct impact on the success of a high-profile programme. Unlike many infrastructure roles, this is a genuinely software engineering-focused position. You'll spend your time building automation frameworks, developing internal tooling, creating Infrastructure as Code solutions, and eliminating manual processes through ...

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 platforms that solve complex real-world problems click apply for full job details ...

Senior Software Engineer (ML Systems) Title : Senior Software Engineer (ML Systems) Company : Deep Technology Organisation Location : London Pay : Up to £120,000 Company : A deeply technical organisation is investing heavily in the future of large-scale intelligent systems click apply for full job details ...

Senior Software Engineer (Cloud Infrastructure & DevOps) Location: London (Three days in office, two days wfh) Salary: £80,000 to £100,000 + Bonus My client is seeking a Senior Software Engineer to lead our cloud infrastructure and DevOps practices within the Developers' Team. They … DevOps expert Be one of the leaders in the migration toward microservices and ephemeral architecture Lead in infrastructure as code in sync with our Senior colleagues Establish and maintain CI/CD pipelines for the team's data and application projects, in particular for stg/prod Lead ...

Senior Software Engineer (Cloud Infrastructure & DevOps) Location: London (Three days in office, two days wfh) Salary: £80,000 to £100,000 + Bonus My client is seeking a Senior Software Engineer to lead our cloud infrastructure and DevOps practices within the Developers' Team. They ...

Description Senior Software Engineer (Backend)London - Hybrid (3 days in office) Up to £85k + benefits What if the systems you built were used every day by millions of readers around the world? A long-established, AI-driven technology business is hiring a Senior Software Engineer to work on products used daily by leading global media and publishing organisations. Founded over a decade ago, the company builds data-driven, machine-learning-led products that operate at scale, helping publishers make smarter decisions around content, engagement, and audience growth. This is a hands ...

Senior Software Engineer (ML Systems) Title : Senior Software Engineer (ML Systems) Company : Deep Technology Organisation Location : London Pay : Up to £120,000 Company : A deeply technical organisation is investing heavily in the future of large-scale intelligent systems. They are assembling a small group … exceptional engineers and researchers to tackle some of the most challenging problems at the intersection of software, hardware and performance engineering. The team focuses on understanding how complex distributed systems behave at scale, using measurement, modelling and simulation to guide design decisions long before systems are deployed. ...

Senior Software Engineer (Rust, C++, Java, Go or Python) Software Engineering Up to £150k base + meaningful equity London Senior Software Engineer – Rust, C++, Java or Python – London – Up To £150k base + meaningful equity Are you excited by solving technically challenging problems … building mission‐critical software? We’re partnering with a well‐funded, high‐growth technology company at the forefront of software and AI innovation. They’re building the foundational platforms that power the autonomous age – tackling some of the toughest challenges in robotics, autonomy, and large‐scale data systems. ...