26 to 50 of 477 Software Engineer Jobs in London

Python Software Engineer | Python/GCP/Elastic | Up to £90,000 p/a 👩‍💻 Python Software Engineer 👨‍💻 📍London/Hybrid - working with 2-3 days a week from Central London offices 💰£70-90,000 per annum 📈 Technology Enabling Public Affairs 🤹‍♂️ Greenfield development 💻 Tech Stack: Python …/Elastic/GCP/ReactJS Be involved in every aspect of the end to end software development lifecycle and live production services within a technology first company scaling their systems. We're currently recruiting a Python Software Developer to join a collaborative team developing technology to support … with some flexibility. There's evolving challenges in AI and LLMs in addition to greenfield development. If you're a competent or Senior Python Engineer interested in learning more, get in touch! Python Software Engineer | Python/GCP/Elastic | Up to £90,000 p/a more »

Software Engineer (Python C++ CeFi Crypto) Remote UK to £140k+ Do you have expertise with Python combined with CeFi/Crypto trading experience? You could be joining a massively profitable, technology driven electronic trading firm. As a Software Engineer you will collaborate with a cross functional … Protection, Life Assurance Pension Employee Assistance Programme Anniversary reward programme, including weekends away, 6 week sabbaticals Apply now to find out more about this Software Engineer opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We more »

Software Engineer C#/.NET and API Focus London (2-3 days a week in office) Cititec Talent is seeking a skilled Software Engineer to join an investment bank's technology team. You will play a pivotal role in crafting robust back and middle office solutions … to support critical financial operations. Responsibilities: Back and Middle Office Solutions : Develop and maintain software systems that support back and middle office functionalities, ensuring seamless and efficient operations. API Development : Design, build, and maintain APIs to integrate various systems and ensure smooth data flow across different platforms. Microservices Architecture … scalability, reliability, and performance. Collaborative Development : Engage in team discussions, participate in pair programming sessions, and conduct code reviews to maintain high standards of software quality. Industry Best Practices : Apply industry best practices in software development, ensuring solutions are secure, scalable, and maintainable. Required Skills: C#/.NET more »

I am looking for a Principal Software Engineer to join a leading AI cybersecurity startup who recently secured an additional $20 million in Series A funding. This investment will support the continued scaling of their platform, which experienced nearly 5x growth over the past year alone. This Software Engineer role will pay up to £80,000 (DOE) along with benefits, including career development opportunities, home office budgets, attractive stock options, and hybrid working from central London. You will be instrumental in driving the ongoing growth of their SaaS solution within a full-stack environment (backend focused … NoSQL and RDBMS. • Experience working in a product environment. • Bachelor’s or higher in Computer Science, Mathematics, or related field. Apply now for this Software Engineer role or contact Paula Kastrouni @ IC Resources for more details. We have a number of other roles available too. more »

Job title: C++ Software Engineer Client: Scientific Quant Fund Salary: Up to £250,000 + Bonus Location: London/Hybrid My client are seeking a C++ Software Engineer who will play a critical role in developing and optimizing high-frequency trading systems, ensuring they operate at … trading algorithms in collaboration with quantitative researchers and traders. Develop and maintain low-latency network communication protocols. Conduct performance analysis and tuning of critical software components. Requirements and Skills: Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field. 2+ years of professional C++ development … experience. Strong understanding of data structures, algorithms, and software design principles. Experience with multi-threaded programming and real-time systems. Familiarity with network programming and protocols (e.g., TCP/IP, UDP). Proficiency in Linux/Unix environments and shell scripting. Knowledge of hardware optimization techniques (e.g., SIMD, GPU more »

Principal Software Engineer £120 - £130k - 2 days per week in office working with the team We have a great role for a Principal Engineer to come in working across a number of teams in this leading Saas organisation. Main Responsibilities a. Guiding and leading technology selections, solution … stories or epic level features c. Translate user story requirements into solution designs; coding, testing and producing technical documentation d. Line management of Lead Software Engineers. Technical experience a. Strong commercial experience as a software engineer with expert level coding skills acquired in a hands-on capacity … end/back end focussed. e. Must have experience of React Micro-Frontends Technical Authority a. Act as a subject matter expert on the software architecture of product solutions b. Provide solution designs for complex software deliveries c. Provide technical support to software developers d. Lead the more »

Senior Software Engineer A Global Systematic Trading Firm is looking for a Senior Software Engineer to help build out a next-generation trading systems. You will be involved in mission-critical projects in trade execution, application development and market data feed processing, shaping and directing the … the design and implementation of next-generation trading systems, focusing on trade execution, application development, and market data feed processing. Develop robust, high-performance software solutions in C++ within a Linux environment to support trading operations, ensuring reliability, scalability, and low-latency execution. Take ownership of mission-critical projects … on developing high-performance, low-latency systems for financial trading or related domains. Solid understanding of Linux operating system internals and experience with developing software for Linux platforms. Experience with multi-threaded programming and distributed application architecture. Familiarity with algorithmic trading concepts, electronic trading protocols, market data feeds, and more »

Lead Software Engineer – Full Stack - Salary Circa £95,000 Do you like working with the latest technology and are interested in enhancing your tech abilities? We are currently recruiting for Senior Software Engineers (Full Stack) with a strong programming background, who love to be hands-on and … combine the pace, focus, and test and learn mentality of a start-up with the expertise, and financial backing of Aviva. As a Senior Software Engineer, you will partner with Product Owners, SME’s and the rest of the team to deliver excellent and timely customer outcomes through more »

Software Engineer Azure and C#/.NET Focus London (2-3 days a week in office) £650-700/day inside IR35 Cititec Talent are looking for a Software Engineer, where you'll play a crucial role in crafting innovative solutions for our client's Markets … and Treasury department. Specifically, you'll be part of the eCommodities squad, developing bespoke software to enhance electronic trading of commodities derivatives. You'll work within the eCommodities squad, focusing on pre-trade commodity trading solutions. Leveraging Azure's cloud platform, you'll develop and deploy applications to support … set by scrum masters, technical leads, and solution architects. You'll actively participate in team discussions, pair programming sessions, and code reviews to ensure software quality. Required Skills: Strong with C#/.NET development Extensive experience with Azure, including networking, Service Bus, App Service, Functions, and Cosmos DB Knowledge more »

Role: Software Engineer Seniority: Mid/Senior Location: London (Mayfair)/Hybrid Salary: Up to £130k Our client is looking for a software engineer to join them at a Hedge Fund - they have offices in Switzerland, Singapore, Dubai and London looking to grow the London team more »

Senior Software Engineer - Governance Up to £90,000 + benefits (below) City of London (Hybrid Remote/Office based) Fruition IT are partnering with a FTSE100 global Biopharma business, with a goal to unite science, technology and talent. They aim to positively impact the health of c2.5 Billion … people by 2030. We're looking for a Senior Software Engineer to join the R&D function of this organisation, a start-up within the wider business . This function is merger and upgrade of major data platforms which will give them the ability to leverage data, knowledge … on "data mechanics" Provide best-in-class AI/ML and data analysis environments to accelerate predictive capabilities and attract top-tier talent Aggressively engineer data at scale to unlock the value of our combined data assets and predictions in real-time Your role will be to: Design and more »

Senior Software Engineer, Connectivity Digital Assets Prime Brokerage (Fintech) Office in London, UK (Remote flexible) A global fintech are currently seeking a talented and experienced Connectivity Software Engineer to join their team and play a crucial role in integrating new digital asset and traditional exchanges into … requirements. Monitor exchange API performance and reliability, identify and troubleshoot issues, and implement solutions to optimize trading efficiency. Work closely with internal teams, including software developers, product managers, and compliance officers, to prioritize and deliver integration projects on time and within budget. Knowledge, Skills & Abilities: 7+ years of Finance more »

The Role My client are seeking a Principal Software Engineer to join their dynamic Technology Team. This team will be responsible for all aspects of developing and maintaining the platforms. This pivotal role involves making key decisions, influencing design choices, and developing, implementing, and maintaining our software solutions. They need an experienced Software Engineer to guide them in evolving their code and culture towards a genuinely agile environment, emphasizing scalability and feature enhancement. Key Responsibilities Provide technical leadership and direction to the Technology Team, defining technical strategies, solutions, and best practices. As a leader … nurture and develop your team, ensuring high standards of excellence. Design and review software architectures for scalability, performance, and maintainability, making informed decisions on technology stack, frameworks, and tools. Write high-quality, clean, and efficient code, developing complex modules and components as necessary. Address complex technical challenges with innovative more »

Are you an experienced senior software engineer with a desire to make green & sustainable practices the norm? A London-based company who are a leader in large-scale renewable energy storage solutions have an opportunity for an experienced senior software engineer to join their growing team. … They want to hire someone who approaches software with a curious & positive mentality; the kind of thinking they feel is critical to bring about a much needed change to the green energy sector. A medium sized company themselves, they are partnered with some of the biggest global energy firms … in their journey to bring about a more efficient & cost-effective means to supply green energy to the planet. Their software engineers primarily use: Go/Golang AWS as their chosen cloud service for infrastructure Docker NoSQL Databases (Cassandra & MongoDB) CI/CD If you’re experienced with the more »

Market Data - C++ - Software Engineer Company Insight A leading global multi-strat hedge fund, specializing in employing a range of systematic and quantitative strategies across various financial markets, that is rooted in extensive trading, technology, and operational proficiency. As a firm driven by technology and data, it takes … and enhancing market data systems for the firm's trading business. Collaborate closely with Quant Researchers and fellow technologists to ensure the maximization of software components globally. Required Skills: Bachelor's degree in Computer Science or related STEM subject. 4+ years C++ Linux-based development experience. Prior experience as … a software engineer in the finance industry is needed. more »

Senior Software Engineer - 110k - Hybrid WorkingOpportunity for a tech-savvy innovator with a passion for data-driven solutions to join a global data-centric company as a Senior Software Engineer, helping to shape the future of clients' data strategies and engineering practices.They specialise in providing cutting more »

Lead Software Engineer - Javascript/Typescript/OO/Java/C++/C#/Algorithms Location: London Permanent Salaries: £150,000 - £200,000 Contract Rates: £700 - £900/day (outside IR35) Join a dynamic developer tools company at the forefront of transforming global businesses with its feature … with JavaScript Application Frameworks (e.g., React, Angular, Vue) is essential. You should possess a deep understanding of both micro and macro aspects of successful software design and be comfortable navigating various languages, frameworks, and platforms. Strong familiarity with common design patterns and algorithms is a prerequisite. In their collaborative … empowered. At its core, it's Engineers crafting tech for Engineers - an environment ripe for innovation and growth. If you are a top-performing software engineer passionate about writing clean, maintainable code and a supporter of open-source engineering practices, you are the ideal candidate for this role. more »

Ford Digital Software Engineer (SE3), Ford Digital (Kotlin backend services or Full-Stack) Guideline: 5-10 years experience Short Description: A Software Engineer at Ford Digital, loves to code using Test-Driven Development, puts the customer first, finds purpose in their work, is inspired to uncover … your-own-career adventure, where you can develop based on your passions and aptitude, where you are valued whether you choose to remain a software developer or want to explore people-leadership. Our Tech Stack: We are currently working with the following technologies: Kotlin (back-end/services are … sexual orientation, gender reassignment or disability. Responsibilities: Be yourself Be awesome Be generous with both Qualifications: You have experience, competencies, talents, and aptitudes for software development in some of the areas we’ve mentioned. All other academic, professional, experienced-based qualifications are a bonus. The practical stuff: We are more »

impact using AI. This is a highly collaborative environment with no big egos, all driven by the same ambition. We're seeking a seasoned Software Engineer passionate about developing scalable, reliable, and beautiful software. 📍Hybrid - London 2x a week on site 📌Salary: Up to £120,000 + Equity … client cannot offer sponsorship or support relocation at this point Why Join Us: Be part of a small, expert team shaping the future of software using AI. Competitive salary and substantial equity stake. Dynamic, fast-paced, and fun work environment with a closely bonded, low-ego culture. Shape our … culture, product, engineering architecture, and company essence. Requirements for a Staff Software Engineer: Minimum 6+ years of relevant work experience. Extensive experience working with Python or Golang Comfortable building highly-available APIs with a strong understanding of gRPC frameworks Familiarity with Kubernetes, Terraform, and CI/CD tooling. more »

Job title: CONTRACT C#/React Software Engineer - Up to £800 Per day Client: Elite FinTech Client Experience Level: 4+ years Salary: Up to £800 per day Location: London (hybrid) Role · Our client is looking for a C#/React software engineer to develop cutting-edge more »

Our esteemed client, a leading hedge fund on a global scale, is currently in search of a Software Engineer with a specialisation in Machine Learning Infrastructure for their London office. This offers an enticing opportunity to work with cutting-edge technologies, focusing on the design and development of … frameworks for machine learning and tools for data science. This position is ideal for an engineer with a background in deploying machine learning models into real-world applications, rather than concentrating solely on model training. This role necessitates substantial proficiency in Kubernetes along with a strong command of Python. … document findings. Develop and sustain scalable backend applications using Python for production use. Key Requirements: Demonstrated experience of at least 5 years as a Software Engineer, with a track record of deploying ML models into production. Bachelor's degree in Computer Science or a related field. Proficient in more »

Software Engineer – Hedge Fund We research and develop mathematical computer-driven models used to identify trading and investment opportunities within various global financial markets and across various horizons. We are seeking a Software Developer to join a successful and growing front office team. You will work directly more »

We are seeking a skilled Senior Software Engineer with expertise in Generative AI and Large Language Models (LLMs) to help grow adoption across our organisation. As part of our AI Platform team, you will play a pivotal role in developing and deploying systems that leverage the power of … an agile environment, and have a knack for effective communication and stakeholder management, we’d love to hear from you! As our lead AI Engineer, you will work with the in-house team behind our first wave of AI Assistants and Tools in use across Oxford Economics. Your team … will be part of an established team of customer-focused individuals who are passionate about solving complex problems at scale. Our databanks and modelling software provide clients across the world with advanced economic forecasting technology covering a range of industrial and commercial scenarios. Your team will own and maintain more »

Software Engineer - C# .Net Salary: £55-85k (plus very attractive guaranteed bonus on top) Location: London or Leeds (hybrid working of 1 day a week in either office, if prefered) *You will need to have a passion for Sportsbook Technology to be considered for this job* We … are looking to fill 6 roles at various seniority levels. About the job Are you passionate about crafting cutting-edge software solutions in the dynamic realm of Sportsbook Technology? We're on the lookout for a skilled Software Developer to join our team. Here's what you need … to know: 🔹 Role Overview: Design and develop top-notch software solutions aligned with business requirements. Strike the perfect balance between cost-effectiveness and clean software design. Ensure operational readiness of applications for seamless functionality. 🔹 Key Responsibilities: Champion software design and development with a focus on high quality more »

Lead Software Engineer (Java) Hybrid - 6 Days Per Month in London Up to £110,000 + 10% Bonus + Amazing Car Scheme + Benefits About: Our client is dedicated to revolutionizing the world of connected mobility, aiming to make transportation more personal, convenient, enjoyable, and safe through the … Engineering Lead to take a key role in building their core team and leading the design, development, implementation, and documentation of large-scale, distributed software applications and systems. You will spearhead the development of platforms that allow their vehicles to communicate with the cloud, driving innovative driving experiences across … the globe. Key Responsibilities: Establish and promote best practices, standards, and technologies to develop high-quality, robust, and secure software solutions. Collaborate with product teams and stakeholders to solve business problems, shape features, and drive the product roadmap. Oversee software development across all stages, ensuring adherence to standards more »