Permanent Senior Software Engineer Jobs in London

1 to 25 of 169 Permanent Senior Software Engineer Jobs in London

Senior Software Engineer - Rapidly Expanding Hedge Fund - London

Greater London, England, United Kingdom
Mondrian Alpha
ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills. … Responsibilities Writing clean, high-quality, high-performance, maintainable code in languages such as Python and C#. Develop and support software, including applications, database integration, interfaces, and new functionality enhancements, with a strong emphasis on utilizing Python and C#. Coordinate cross-functionally to ensure the project meets business objectives and … in Computer Science (or related field). 3+ years of relevant work experience with a proven track record of using Python and C# in software development. Expertise in Object-Oriented Design, Database Design, and XML Schema, with a demonstrated ability to apply these principles in Python and C# development. more »
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Senior Java Software Engineer

London Area, United Kingdom
E-Resourcing Ltd - Specialist I.T. Recruitment
Senior Java Software Engineer | LONDON | Hybrid | £90,000 - £95,000 pa plus bonus and benefits Java/Spring Boot/AWS/Kafka/Event-based We have a great opportunity for a Senior Java Engineer to work for a superb client based out of … be a key member of the Java team and help the company drive their products to success. If you are a proactive and experienced Senior Java Engineer with a passion for leading teams and contributing to broader development goals, then this is for you! Experience: Strong experience with more »
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Senior Software Engineer - FX Trading

London Area, United Kingdom
Oliver Bernard
Senior Software Engineer - FX Trading 2 - 3 days per week onsite, Oxford Street, London £75,000 - 100,000 depending on experience Java, Spring Boot, React, Docker, Kubernetes, Low Latency FX Hiring at all levels, strong package and flexible salaries. Leading financial trading house who have a vibrant … office on Oxford Street and have a flexible hybrid 2-3 days split between office and home are looking for a Senior Java Developer. You will join their team, becoming a key member of the engineering function as they start to build out their product portfolio. They are currently … on experience Java, Spring Boot, React, Docker, Kubernetes, Low Latency FX If this opportunity is of interest, they are interviewing now so please apply! Senior Java Developer - FX Trading more »
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Senior Software Engineer

London Area, United Kingdom
Harrington Starr
Senior C# Developer London - Hedge Fund Hedge Fund - London Salary: Up to £140,000 + Benefits + Bonus The company Join an innovative Hedge fund that specialise in developing unique software systems for the financial sector. This is an excellent opportunity to advance your career and work alongside … in London. They are an instantly recognisable brand within their industry and pay top end salaries and benefits to attract some of the best software engineers available. What you will get: A chance to work on the latest Microsoft technologies. To work in a friendly, non-corporate environment Excellent more »
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Senior Software Engineer

London Area, United Kingdom
Harrington Starr
Senior Software Engineer The company We have multiple opportunities available for Software Engineers to join a Fintech scale-up as they embark on their next phase of their growth journey. They are quickly becoming known as market leader and are taking the market by storm with … track your career and they are paying top end salaries and bonuses to attract the best talent available. This role would suit mid to senior software engineers who are interested in breaking into the Fintech and taking their career to the next level. Today, they have 4 office … playing a pivotal role in shaping their structure and functionality. Offer mentorship and support to junior colleagues, actively cultivating a culture of excellence in software engineering practices. Advance your professional journey in an environment where your input is valued and your impact is significant. What you will need Excellent more »
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Senior Software Engineer

London Area, United Kingdom
Opus Recruitment Solutions
A Senior Software Engineer required to work an excellent leading, global solutions company who are helping provide a global integrated travel and expense management solution. You would be working on an application for their travel side of the business for the all in one payments system. As more »
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Senior Software Engineer (VP) - Front office

Greater London, England, United Kingdom
Harrington Starr
legacy tracing back almost 100 years, they have established themselves as a leading player, executing millions of trades and clearing contracts annually. Position Overview: Senior Software Developer £130,000 - £150,000 basic + Bonus As a Senior Software Developer within this market-leading finance firm, you more »
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Senior Software Engineer

Greater London, England, United Kingdom
Hybrid / WFH Options
Harrington Starr
Senior Software Engineer – C# .Net About the Company: An exciting opportunity awaits a Senior Software Engineer to join a dynamic Fintech, recognized globally as a market leader in the financial technology space. Renowned for their transformative impact on the industry, they continuously innovate and more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Salt
Level Up Your Java Legacy! Senior Software Engineer (Payments) - London (Hybrid, £90,000+) Calling all Java Jedi Masters! Are you a seasoned Java developer seeking a challenge and the freedom to make a real impact? Join a dynamic payments company in London and shape the future of … the flexibility of remote work (2 days/week) - the best of both worlds! Do You Have the Java Chops? Proven experience as a Senior Software Engineer (5+ years) with a mastery of Java development principles. Extensive experience designing, developing, and maintaining complex software applications. In … Experience in the payments industry Experience with Agile methodologies and CI/CD pipelines Ready to Revolutionize Payments? If you're a talented Java engineer who thrives in a hybrid environment and craves the autonomy to make a real impact, then we want you on our team! We offer more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Colsby
Job Title: Senior Software Engineer/Product Engineer Tech: Technology Agnostic/Polyglot, an engineer willing to use the best possible tech for a project, whatever that may be. Location: Hybrid/London (Mainly Remote) Salary: Up to £100,000 Benefits: Company Equity, Hybrid working … Days holidays, Option to learn and develop with new software Colsby’s Overview: This is an opportunity for a senior level software engineer to join an ambitious start up looking to revolutionise the building of brand reputation. This position is unique in the sense that you … the opportunity to be pragmatic - make the right choices in technology used & be heavily involved in the growth of the business. The Company The Senior Software Engineer will join a start-up looking to change the way companies connect with their audience. The Role The Senior more »
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Senior Software Engineer

City Of London, England, United Kingdom
Hybrid / WFH Options
Harrington Starr
Senior Software Engineer C#, .NET Core, NUnit, Postgres, AWS, Azure, Kubernetes, Docker. City of London, United Kingdom Perm Role: £100,000 - £120,000 Harrington Starr has partnered with a Global Financial Technology company, and they are looking to hire a Senior C#, .Net Software Engineer … UK. This role offers hybrid working, with an office location based in the City of London. You will be joining the team in a senior role, with the opportunity to train and mentor junior Software Developers. This role will suit a Senior/Lead Software Engineer more »
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Senior Software Engineer Technical Lead

London Area, United Kingdom
Nicoll Curtin
Senior Software Engineer (Technical Lead) - Java, J2EE, Adaptiv, Spring, SQL, Risk, Credit Risk, XML I am working with a leading investment bank based in London who are seeking a senior software engineer - technical lead to work in their Risk and Finance Tech team. You … bonus and benefits package. If you would like to hear more about this role please apply or reach out to me directly - adam.wirth@nicollcurtin.com. Senior Software Engineer (Technical Lead) - Java, J2EE, Adaptiv, Spring, SQL, Risk, Credit Risk, XML more »
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Senior Software Engineer

Greater London, England, United Kingdom
Harrington Starr
Senior Software Engineer The company Join a rapidly growing Fintech scale-up as they embark on their next phase of their growth journey. They are quickly becoming known as market leader and are taking the market by storm with their financial technology solutions being used across the … fast track your career and they are paying top end salaries and bonuses to attract the best talent available. This role would suit a Senior software engineer who is interested in breaking into the financial technology sector and taking their career to the next level. What you … Play a key role in shaping the architectural design of application systems Provide mentorship and guidance to junior team members, actively promoting and instilling software engineering best practices. Elevate your career in an environment where your contributions matter. What you will need Excellent C#/.Net experience or willing more »
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Senior C++ Software Engineer

London Area, United Kingdom
Miller Maxwell Ltd
Senior C++ Software Engineer required to build front-office trading platform A Senior C++ Software Engineer is required by this leading financial services organisation. The company is a highly profitable investment banking business, an established brand renowned for technology innovation. Their experienced engineering team … building reliable, low-latency systems used by their front-office teams. The company operates across Capital Markets, the company seeks to expand its Agile software engineering team and hire a Senior C++ Software Engineer The Senior C++ Software Engineer will; Contribute to the … design and development of the clients core trading engine. Work on greenfield engineering projects through the full development life cycle. Work directly with senior stakeholders and board-level members Liaise closely with the internal teams to ensure front-office team requests are answered effectively and efficiently The Senior more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
ITR Partners
Join a Leading London-based Fintech Company as a Senior Software Engineer Are you an experienced Senior Software Engineer seeking an exciting opportunity in London's vibrant fintech scene? Look no further! I am partnered with a well-regarded fintech company at the forefront … They pride themselves on fostering a culture of creativity and collaboration, where individuals can thrive and make a real impact. Position Overview: As a Senior Software Engineer, you will play a pivotal role in shaping the technological landscape, utilising your expertise to drive innovation and ensure that … the opportunity to showcase your individual skills while collaborating closely with colleagues to achieve shared objectives. Requirements: Strong experience in Java development at a senior level Proficiency in cloud technologies, particularly AWS or GCP Understanding of CI/CD pipelines Knowledge of Kubernetes, preferably EKS (Elastic Kubernetes Service) What more »
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Senior Software Engineer

London Area, United Kingdom
Nando's UK & IRE
best practices to help foster a culture of collaboration and innovation Actively participate in code reviews, testing, and deployment processes to ensure high-quality software development practices Collaborate with the technical lead on the team’s engineering strategy and technical roadmap. Collaborate with the product manager on the team … s product strategy and roadmap. Hot Skills... Proven experience as a Full Stack Senior Software Engineer, with a focus on application development and integrations. Experience building applications using modern front-end frameworks, libraries, languages and tooling such as React, Next.js, JavaScript, TypeScript. A passion for mentoring and more »
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Senior Software Engineer

London Area, United Kingdom
Revolution Technology
Bonus Location: Central London – 3 days on site per week A high growth Energy company (120 employees) based in London is hiring a strong Software Engineers to join its expanding team. As a Software Engineer you will work within a Squad within a cross functional team, building … solutions and contributing to the company's mission. The ideal Software Engineer candidate will have: Experience with Kotlin AWS experience BDD, and Agile approaches. Benefits: Bonus BUPA Healthcare Income protection Events in office, fantastic workspace more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Oliver Bernard
Senior Full Stack Engineer Salary £80,000 - 110,000 base + additional package DOE Offices based in Central London - Flexible hybrid working Kotlin, Java, Typescript, React, AWS A rapidly growing global industry leader, known for its innovative solutions and disruptive approach is seeking a strong engineer from … solutions. Proficiency with Kafka. Familiarity with Kubernetes for container orchestration and deployment. Strong understanding of microservices architecture. Responsibilities: Design, develop, and maintain high-quality software solutions using Java and other JVM languages. Collaborate with cross-functional teams to architect and implement scalable, cloud-native applications on AWS. Mentor junior more »
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Senior Software Engineer - Visual SLAM

North West London, London, United Kingdom
Hybrid / WFH Options
ALFA TECHNOLOGY RECRUITMENT LTD
We are hiring a Senior Computer Vision Engineer for an exciting AI start-up! Experience is required with Visual SLAM, Python, and C++ Hybrid working with 3 days every 14 days in Kings Cross London On offer is £70-100k + £20-30k equity % value Apply more »
Employment Type: Permanent, Work From Home
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Senior Embedded Software Engineer

Wembley, London, United Kingdom
Hybrid / WFH Options
ZENOVO LTD
Would you like to work as a Senior Embedded Software Engineer fulfilling a pivotal role for a company operating in the dynamic realm of IoT tracking technology? A company that stands at the forefront of sector innovation, boasting a track record of groundbreaking innovations that are reshaping … firsts to expanding into new markets, they are committed to leveraging cutting-edge technology to overcome the toughest challenges in IoT devices. As a Senior Embedded Software Engineer, you'll play a crucial role in the company's mission to merge sports and IoT technology seamlessly. Your … primary responsibility will be to specialise in their embedded software, contributing your expertise to the design, development, and testing of software systems that power their innovative solutions. This includes working on bespoke wireless embedded systems and software, from bare metal to cloud. You will use your 8+ more »
Employment Type: Permanent, Work From Home
Salary: £75,000
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Senior Software Engineer

London Area, United Kingdom
Burns Sheehan
Senior Software Engineer – Prompting | LLMs | Gen AI £100-£120,000 per annum plus stock options London Python | Gen AI | LLMs | Prompt Engineering Are you a Senior Software Engineer with knowledge of large language models and prompt engineering? Are you passionate about the possibilities of … generative AI and the impact it can make? If so, please read on… Senior Software Engineer – We are working with an exciting, pre-seed funded, AI start-up to hire several Software Engineers who will be using generative AI, large language models (LLMs) and prompting techniques … to revolutionise the software engineering process. The Founders have hugely impressive backgrounds from top tech companies and have successfully scaled multiple start-ups. The product uses generative AI to provide end-to-end automation for everyone involved in the complex product engineering lifecycle. This is more than code generation more »
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Senior Software Engineer

Greater London, England, United Kingdom
Burns Sheehan
Senior Software Engineer | Distributed Systems | Sustainable Cloud Native Platform 💸Up to £100,000 per annum plus bonus plus stock 🏠Central London office 🖱️Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Senior Software Engineer with extensive knowledge of building distributed systems … impact on projects? If so... I'm partnered with a very exciting cloud startup who have received record funding and are looking for innovative Senior Software Engineers to join their ambitious team! With a new CTO who has spent much of their career building out a world leading … the-art, Greenfield code which can focus on being the worlds most accountable and sustainable cloud provider🌳 What they're looking for in a Senior Software Engineer: Tech agnostic but preferable experience working with Golang, Rust or C/C++. In-depth knowledge of distributed systems, building more »
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Senior Software Engineer

Greater London, England, United Kingdom
Burns Sheehan
Senior Full Stack Software Engineer | B-Corp Start-Up | Net-Zero Carbon Up to £110,000 plus stock London – Hybrid (2 days a week in the office) Typescript, Rust & React Senior Full Stack Software Engineer – We are working with an amazing Carbon Neutral, B … Corp certified start-up to find them a Senior Full Stack Software Engineer to join their purposely small, experienced engineering team. They have received over $10m in funding in the last two years and, as reach breakeven in the original market, they have some exciting tech challenges … in scaling their sustainable platform as they look to expand their reach. As a Senior Full Stack Software Engineer in a start-up your role will be multi-faceted: Designing and building new features to improve the lives of everyone who uses the platform, whether it’s more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Platform Recruitment
Senior Software Engineer Title : Senior Software Engineer Company : Next-Gen Graphical Tech Location : London (hybrid) Salary : Up to £90,000 Skills : C++, Qt, STL Overview : One of the UK's most innovative Graphics Technology businesses driven by R&D and technical excellence is hiring … for a Senior Software Engineer to join the team to play an integral role in driving their next-generation of offerings. Sitting at the intersection of technology and art, they are well connected with senior executives at Nvidia and Apple, who personally keep up to date more »
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Senior Software Engineer (Python)

London Area, United Kingdom
Singular Recruitment
Senior Software Engineer (Python) This role is a unique opportunity to combine technical challenges with creativity in a collaborative, high-standard work environment. By joining this team, you’ll not only be part of a creative and open work culture focused on innovation and excellence but also … sports analytics. If you’re a detail-oriented innovator and team player, we’re excited to hear from you. Responsibilities for the role of Senior Software Engineer will include: Design, develop, and maintain scalable web applications and services using Python, along with frameworks like Django, Tornado or … applications with cloud-based services, utilising Docker and Kubernetes for deployment and orchestration. Employ Agile methodologies to ensure the adoption of best practices in software development, including CI/CD pipelines using tools such as GitHub Actions or Jenkins As the selected Senior Software Engineer, your more »
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Senior Software Engineer
London
10th Percentile
£64,125
25th Percentile
£75,000
Median
£92,500
75th Percentile
£110,000
90th Percentile
£142,500