1 to 25 of 93 Permanent Senior Developer Jobs in London

Senior Scala Developer with solid functional programming understanding is sought on a remote basis by an international software house based in the UK. This Senior Scala Developer would be joining the innovation arm of the business tasked with building complex, highly scalable greenfield solutions utilised worldwide … deliver critical infrastructure. As such experience working on enterprise level applications would be a plus. This Senior Scala Developer will be joining a collaborative, continuous improvement focussed environment working within a mature estate but with scope to upskill in modern automation & containerisation technology. With a real commitment ...

Senior Developer - Full-Stack (C#, .NET, React, Azure) Location: Hybrid - London (1 day per week/fortnight onsite)Salary: Competitive up to £80000 + Excellent BenefitsType: Permanent Are you an experienced Senior Developer with strong full-stack skills and a passion for modern cloud technologies … exciting opportunity to join a forward-thinking organisation that is investing heavily in digital transformation and cutting-edge technology. About the Role As a Senior Developer, you'll play a key role in designing, developing and maintaining high-quality software solutions across both enterprise and client-facing environments. ...

Senior C++ Developer (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, REC 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 C++ Developerto join a friendly team my client are a well-established exchange (FinTech, Financial Technology) based in the City. My client are working with some ...

Snowflake Senior Developer Location: London (Hybrid) Seniority: Senior Individual Contributor Reports to: Data Engineering Lead/Manager --- Summary of role We are seeking a Snowflake Senior Developer to design, develop, and optimise data solutions on our cloud data platform. You will work closely with data ...

This is a remote position. A fantastic opportunity for a Senior Python Developer to join a UK-based technology organisation working on large-scale, cloud-native platforms within the education sector. Having grown their engineering capability, they are now looking to bring in a hands-on Team Lead … code while providing technical leadership and direction. Location: Remote (UK-based) Salary: £60,000 £70,000 per annum + benefits Requirements for Senior Python Developer Team Lead: Strong commercial experience working in a senior Python engineering capacity Degree educated in Computer Science or similar Experience operating ...

Senior Developer D365 CE- Remote- Permanent - £75,000 WeDo Technology is partnering with a global manufacturing organisation to support their recruitment of a Senior D365 Developer.Our Client is looking for a D365 Senior CE Developer to take technical ownership of a growing Dynamics 365 Customer ...

Senior C++ Developer/Engineer (C++ Rust Low Latency Trading) London/WFH to £180k+ Are you a Senior C++ Developer to progress your career and transfer your skills to Rust? You could be joining a hugely profitable High Frequency Trading firm that specialise in crypto … markets and earning substantial bonuses in a senior, hands-on Senior C++ Developer role. What's in it for you: Salary to £180k Bonus (c50% of base) Pension Hybrid working Career progression Your role: As a Senior C++ Developer you will design and develop high ...

someone who is both comfortable working proactively and managing your own tasks, as well as confident collaborating with others and communicating regularly with senior managers, directors, and BDO's partners to help businesses effectively. You'll be encouraged to identify and draw attention to opportunities for enhancing our delivery … providing additional services to organisations we work with. As a Senior Developer, you will play a key role in designing, developing and maintaining high-quality software solutions. You will work closely with other developers, UX/UI designers and stakeholders to ensure that our products meet the highest ...

Senior C# Developer Location: London (Fully Onsite) Employment Type: Permanent Salary: £50,000 - £60,000 (DOE) Visa Sponsorship: Not available We're working with a London-based organisation that is looking to hire an experienced Senior C# Developer to join their engineering team in a fully … ideal for someone who enjoys hands-on development, working closely with the business, and taking ownership of complex systems. The Role As a Senior C# Developer, you'll be responsible for designing, developing, and maintaining business-critical applications built on C#/.NET and SQL . ...

Senior C++ Developer/Software Engineer (Linux SQL C++17) London/WFH to £110k Global-leading FinTech is seeking a Senior C++ Developer to take ownership of strategic enhancements on their core platform, as well as directly on bespoke client projects. The organisation is a pioneer … This is a great opportunity to accelerate your career alongside established business and technology leaders, and gain/deepen your finance experience. As a Senior C++ Developer, you'll be responsible for designing and building unique technical solutions, meeting user requirements and contributing to the evolution ...

Pricing Services and Risk Viewer Senior Developer Location: London - 3 days a week onsite Job Type: Full-time Salary: Competitive A new exciting permanent, Vice President level, Pricing Services & Risk Viewer Senior Developer to join an exciting growing GIT - CMI - Risk FX IT department with … global leading internation bank. This senior software development position requires a candidate with outstanding skills in C# and TypeScript/React, and a robust understanding of pricing models and risk analytics for both vanilla and exotic FX derivatives. The role involves close collaboration with business analysts, traders, and software ...

Senior Software Developer Location: Holborn, Central London (Hybrid) Reporting to: Head of AI and Technology Job Type: Full-time An exciting new permanent opportunity has become available for Senior Software Developers, to join a juggernaut organisation in the recruitment industry. A highly dynamic, ambitious and fast-growing … team dedicated to transforming the recruitment landscape through AI-driven, human-centered technology. They're looking for multiple Senior Software Developers to lead technical initiatives in a dynamic, AI-driven environment. If you have a track record of technical leadership and a passion for building innovative solutions, this role ...

Pricing Services and Risk Viewer Senior Developer Location: London - 3 days a week onsite Job Type: Full-time Salary: Competitive A new exciting permanent, Vice President level, Pricing Services & Risk Viewer Senior Developer to join an exciting growing GIT - CMI - Risk FX IT department with ...

Senior Python Developer looking to help shape the future of how schools use technology to empower learners across the UK? We are searching for a Senior Python Developer/Lead Python Developer who can guide a talented engineering team and push the boundaries of what … Fancy taking ownership over building scalable Python applications, driving Agile delivery, and designing robust AWS-based systems using modern Infrastructure-as-Code approaches? Role: Senior Python Developer, Python Software Engineer, Python Developer, Lead Python Developer Location: 100% work from home/Remote Salary: £65k - £70k base ...

Senior Python Developer looking to help shape the future of how schools use technology to empower learners across the UK? We are searching for a Senior Python Developer/Lead Python Developer who can guide a talented engineering team and push the boundaries of what … Fancy taking ownership over building scalable Python applications, driving Agile delivery, and designing robust AWS-based systems using modern Infrastructure-as-Code approaches? Role: Senior Python Developer, Python Software Engineer, Python Developer, Lead Python Developer Location: 100% work from home/Remote Salary: £65k - £70k base ...

Senior .NET Developer - .NET core - C# - Azure - Electronic trading organisation - Are you ready to bring your expertise to a company where your voice matters, your growth is supported, and your work makes a real impact? Miller Maxwell's client is building a diverse, collaborative team at a global … financial services firm with a FinTech mindset. As a Senior .NET Developer, you’ll lead greenfield projects in a supportive, agile environment that values innovation, inclusion, and balance. 🏡 Hybrid Working: 1-2 days in their London office (close to St Paul's), 3-4 days remote 🤝 Culture: Inclusive ...

Senior Full-Stack Engineer Legal Innovation & AI | London | Hybrid We're building something different. While many innovation teams in law firms focus purely on off-the-shelf tools, this team is actively designing, customising, and building new solutions from the ground up. The aim? To embed technology deeper into … firm, move faster, and deliver smarter tools for lawyers and clients. This is a senior role within a growing Legal Innovation function that works at startup speed - but with the backing, support, and visibility of a top-tier firm. The Role You'll join a small but ambitious development ...

Senior Web Developer (WordPress) Location: Remote The Role Currently on the lookout for a Senior Web Developer with strong WordPress experience to join a fast paced, modern engineering team. You'll collaborate closely with Project Managers and fellow Developers to architect, build, and maintain secure, performant … digital platforms. This role is ideal for a developer who enjoys solving complex technical challenges, takes ownership of their work, and contributes to raising engineering standards across the team. You'll play a key part in mentoring others, guiding technical decisions, and supporting cross-project collaboration. What ...

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging … experience working within a consulting organisation or the public sector is essentail Must be either SC cleared or eligible Experience working as a Java Developer Java development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. ...

Senior Java Developer/Backend Software Engineer (Java Spring Boot) London/WFH to £85k Are you a Software Engineer looking for an opportunity where you can make an impact? You could be progressing your career in a senior, hands-on role at a growing US based … tech company that provide a platform for gaming and gambling businesses to retain their customer base, as they expand their UK presence. As a Senior Java Developer you will be instrumental in helping the company to bring all tech inhouse; you'll design and develop new features ...

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging ...

Senior .Net Developer – £85,000 - Fully remote Software Developer, Software Engineer – C# .Net - Energy A highly successful and rapidly growing tech business are looking for a Senior .NET Developer to join their Agile delivery team building and evolving secure, high-volume transaction systems. This … hands-on senior engineering role where you’ll design and deliver complex features, shape technical standards, and help ensure systems remain secure, scalable and resilient. If you enjoy solving difficult technical problems, working with modern engineering practices, and mentoring others while staying close to the code then this role ...

Senior C++ Developer/Engineer (C++ Rust Low Latency Trading) London/WFH to £180k+ Are you a Senior C++ Developer to progress your career and transfer your skills to Rust? You could be joining a hugely profitable High Frequency Trading firm that specialise in crypto … markets and earning substantial bonuses in a senior, hands-on Senior C++ Developer role click apply for full job details ...

Senior Backend Developer - Node Crypto Payments Remote- (HQ: London) 50k-100k Plexus has a great opportunity with one of our long-term clients in the global payments space. They are an established next-generation payments company, allowing users to accept payment methods across 13 different blockchain networks. They … looking for senior backend developer to join the team to working with node to build out their platform further. Responsibilities: Design & build wallet backend services, a rchitect and implement scalable Node.js services for wallet operations Blockchain integration, w ork with full nodes, third-party RPC providers, and indexers. ...

Senior Developer (Node/React) Are you a pragmatic, innovative, and self-motivated problem solver with a passion for building scalable, high-performing software? We're looking for a Senior Full Stack Engineer, with strong skills in Node and React, to join a high-performing product team ...