51 to 75 of 177 Senior Developer Jobs in London

Senior ETRM Developer Join us, be part of more. We're more than an energy company. We're a family of brands revolutionising how we power the planet. We're energisers. One team of 21,000 colleagues that's energising a greener, fairer future by creating an energy ...

Senior C++ Developer Permanent | Fully Remote | Negotiable Salary + Significant Equity From Oxford research to securing the connected world Nine years ago, a small UK technology team working alongside researchers at the University of Oxford set out to solve a problem most of the world didn … into commercially relevant security technology with the potential for global application. Now the team is growing again, and we are looking for two exceptional Senior C++ Developers who can operate where this technology really lives — deep in the network stack. The Role: Where Packets Become Trust This ...

Overview We’re seeking a future team member for the role of Senior Vice President, Senior Software Engineering, Developer Experience to join our Developer Experience (DevEx) team. This role is located in London. Responsibilities Lead, mentor, and manage a high-performing Build Engineering team, setting clear … direction and career growth paths. Oversee the architecture and implementation of BNY’s central build automation platform, ensuring high availability, reliability, and security. Create developer-friendly templates, quick start guides, and troubleshooting tools to help feature teams quickly create performant, transparent, and compliant build automation. Optimize developer workflows ...

global market pull, the company is accelerating toward becoming the category‐defining platform for debt markets worldwide. The opportunity We are looking for a Senior Developer Experience Engineer to help make software development at the company faster, simpler and safer. This is a software engineering role focused … service through to testing, deployment, observability and operating it in production. You will join an established Platform team and work alongside our existing Developer Experience Engineer. You will speak directly with engineers, understand where they are losing time or carrying unnecessary complexity, and build solutions that teams want ...

Role Overview We are seeking a Senior Java Developer to join our Core Platform Team. This role is critical to building and maintaining the scalable backend infrastructure of our Live Casino platform, ensuring it can support high‐concurrency gameplay, real‐time interactions, and a distributed microservices architecture. … Senior Java Developer, you will architect and develop backend systems that power our games, player management, reporting tools, and third‐party integrations. You will work closely with Product Owners, Frontend Developers, DevOps, and QA to ensure smooth, efficient, and secure platform operations. Key Responsibilities Design and implement backend ...

Senior Java Engineer (AEM) Adobe Experience Manager We're recruiting for a Senior Java Engineer to join a growing engineering team building enterprise-scale communication platforms. This role is ideal for someone who enjoys owning solutions end-to-end and working in a modern DevOps-focused environment. This ...

testing, deployment, and maintenance of the production derivatives credit risk application, used for internal risk management and regulatory capital purposes. The Counterparty Credit Risk Senior Application Developer position is a senior role that will interface closely with Quant and Front Office technology teams to integrate pricing models … make evaluative judgements. Serving as advisor or coach to new or lower‐level developers. Exercising independence of judgement and autonomy. Acting as SME to senior stakeholders and/or other team members. Qualifications Expert in Python Ability to write clean, tested highly efficient code. Proven track record of developing ...

work and life About the Role This is more than just a job, it’s an opportunity to lead, innovate, and grow. As a Senior Software Developer in Test , you’ll: Work with our clients to design, build, and implement cutting-edge automation frameworks and testing solutions. Lead … lookout for passionate, talented individuals who are ready to make an impact. Whether you’re an experienced automation tester or a developer with a flair for QA, we want to hear from you. #J-18808-Ljbffr ...

looking for a Senior Python Developer to join one of our public sector clients. Salary: up to (£95k per annum total package) Location: UK, remote working Public sector experience will be highly beneficial For full details regarding this Senior Python Developer role, please apply here … touch #Python engineer #Python developer #Python consultant #Python ...

looking for a Senior Python Developer to join one of our public sector clients. Rate: up to £550 per day (inside IR35) Duration: 12 months Location: UK, remote working Public sector experience will be highly beneficial For full details regarding this Senior Python Developer role, please … apply here and we'll be in touch #Python engineer #Python developer #Python consultant #Python ...

Cerillion in London is seeking a Senior Developer to join our Software Engineering team. You will design, develop, and deliver enhancements to Cerillion’s core BSS/OSS products, mentor juniors, and collaborate with architects and cross-functional teams to ensure robust, scalable systems. The role focuses ...

Senior Mobile App Developer A leading retailer are looking for a Senior Mobile App Developer to join their Mobile Team to contribute to the development and evolution of their Mobile App. As the Senior Mobile App Developer, you will be responsible for building ...

business where staff stay. There is a competitive salary and bonus on offer too. What's the role? We are looking for an experienced Senior Microsoft developer with strong hands-on coding expertise. The right person fit is also critical Experience in financial services, banking software, trading environments ...

FTSE250 Wealth Management business who are continuing to invest heavily into their wider Technology, AI & Automation capability and are now looking to hire an Senior Developer (Integrations) into a newly evolving engineering environment. This role sits within a small, hands-on team where the focus is very much ...

London) Work pattern: Hybrid Salary: Up to UK £120,000 Industry: Financial Services (Investor Services) The Role An opportunity has arisen for an Architect & Senior Developer within the IT function of an Investor Services business in the City of London. You will design and deliver high-quality software … ensure secure, explainable and compliant solutions. Your Profile Degree in Computer Science (or related) preferred; 10+ years’ experience with 3+ years in a senior architecture role. Expertise in .NET/C#/SQL Server; React.js and Python desirable. Deep domain knowledge of financial markets technology (FCM, clearing broker, investment ...

Senior Python Developer - Python, Risk, PnL, Attribution, VaR Back-Testing, London A Tier 1 Investment bank are looking for a Senior Python Developer with strong Risk and PnL experience to join their Equities Risk and PnL team. Project is a rewrite of a PnL system - Attribution ...

Overview Senior Developer Experience Engineer – help make software development at 9fin faster, simpler and safer.This role focuses on the tools, systems and paved roads that other engineers use. You will work across the software development lifecycle, from creating a new service through to testing, deployment, observability and operating … production.You will join an established Platform team and work alongside our existing Developer Experience Engineer. Your customers are 9fin’s software engineers, and you will have the autonomy to solve problems that help them build products quickly, securely and to a high standard of quality. What you’ll work ...

Senior Business Intelligence Developer (Infor EPM v12 Cloud) Based in London 2 days a week and at home 3 days Salary up to £85,000 Overview An established organisation is seeking a Senior Business Intelligence Developer with extensive experience of Infor EPM v12 Cloud to play ...

Role : Senior BI Developer Rate : Up To £650 P/D Location : London Type : Hybrid The role We're working with a highly regarded organisation that's investing heavily in modern data and reporting capabilities. They're looking for an experienced BI professional to help design and optimise ...

Senior Python Engineer | Python, IaC, CI/CD London, London City Hybrid, 2 days a week onsite £75k plus 8% bonus, 10% pension, private healthcare 5+ years commercial experience with Python We're recruiting for a Senior Python Engineer to join a global AI & SaaS specialist. This ...

looking for an experienced Senior Java Developer to join a growing engineering team building cutting-edge post-trade technology solutions within a cloud-first environment. This is an opportunity to work on business-critical applications, APIs, client reporting platforms and web portals while customising sophisticated trading systems used … initiatives Mentoring and supporting developers while promoting engineering excellence Collaborating with global development teams and contributing to Agile delivery Leveraging AI tools to improve developer productivity throughout the SDLC. About You You'll have strong Java development experience gained within Financial Services and enjoy working in a collaborative, fast ...

Senior Python Backend Engineer – Web Scraping Project 6-month contract | £500 per day | London | Hybrid working A specialist sports modelling and trading technology business is seeking a Senior Python Backend Engineer to join its platform team on an initial six-month contract. The role focuses on a business … Claude Code, Cursor and Codex . Contract details Initial six-month contract £500 per day Outside IR35 London-based hybrid working For a Senior Python Backend Engineer who wants to work at the sharp end of real-time trading technology, this is an opportunity to deliver a technically complex ...

client is seeking an experienced Power BI Developer to lead the design and delivery of business intelligence solutions that drive strategic decision-making across the organisation. Working closely with Finance, Commercial, Operations, and Executive stakeholders, you will transform complex data into meaningful insights through robust data models, dashboards … excellent opportunity for a commercially minded BI professional who enjoys partnering with stakeholders and influencing business decisions through data. Responsibilities of the Senior Power BI Developer/FP&A Role:- Design, develop, and maintain enterprise-level Power BI dashboards and reports. Create interactive visualisations and KPI dashboards ...

/IBM Planning Analytics Developer (Senior) – 12 Month FTC Location: Hybrid Client: Financial Services Salary: up to £80,000 This role is a 12-month fixed-term contract. The Role This role sits within a high impact finance systems team and will focus on developing and enhancing ...

Senior Integration Developer (IBM ACE/IIB) - Banking - London Location London, UK (Hybrid) Working Pattern: 8 days onsite per month, remainder remote Engagement: Umbrella company only RATE: £500 - £600 The Opportunity We are looking for an experienced Senior IBM App Connect Enterprise (ACE)/IBM Integration … Developer to join a highly skilled engineering team responsible for delivering and supporting enterprise integration and messaging solutions within a complex financial services environment. This is an excellent opportunity to work on business-critical systems, designing, developing and maintaining high-performance integration services that support large-scale transaction processing. ...