1 to 25 of 129 Senior Software Engineer Jobs in Central London

About the Role: We are seeking a highly experienced and versatile Senior Software Engineer with deep expertise across quantitative development, infrastructure engineering, and full-stack development, to join and lead a high-performance team. The ideal candidate thrives at the intersection of finance and technology, has led engineering teams, and has built and maintained robust trading systems … Collaborate with quant researchers, traders, and infrastructure teams to deliver performant solutions. Maintain and optimize trading infrastructure (low-latency systems, data pipelines, monitoring, etc.). Manage a team of software engineers, mentor junior developers, and drive best practices across the stack. Ensure high code quality through code reviews, CI/CD, test automation, and Git-based workflows. Own deployment … internal tools and external integrations. Work with data at scale (market data ingestion, real-time analytics, historical storage). Required Skills & Experience: Core Engineering: 5+ years of experience in software development, with exposure to both backend and frontend stacks. Strong programming proficiency in Python, C++, and Java (Quant/Trading grade codebases). Expertise in modern web development with More ❯

a seamless experience that emphasises simplicity, efficiency, and rapid execution. Our goal is to remove obstacles, enabling you to achieve success faster and more effectively. Role Overview As a Senior Software Engineer, you will play a pivotal role in architecting and developing our next-generation web application and API. This role requires technical leadership, hands-on development … and mentoring of junior developers. You will drive the adoption of best practices, ensuring scalability, security, and performance. If you are passionate about software development, enjoy solving complex problems, and are ready to lead innovative projects, we encourage you to apply. Join our dynamic team and contribute to building transformative solutions that make a tangible impact. This role will … Qualifications and Key Skills Education: Bachelor’s in Computer Science or related field from a Tier 1 university. Experience: Minimum of 4 years of full-time professional experience in software development, with strong expertise in TypeScript, ReactJS, and Next.JS. Solid experience in building RESTful APIs Leadership: Proven track record of leading development teams and managing large-scale projects. Database More ❯

Job Description A variety of soft skills and experience may be required for the following role Please ensure you check the overview below carefully. As a Software Engineer III at JPMorgan Chase within the Liquidity and Account Solutions team, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products … eager to continuously learn and enhance your skills. Job responsibilities Design and develop high-performance, latency-sensitive code, incorporate security requirements and reviewing code written by team members using software engineering best practices Write secure, high-quality code and automated tests Produce architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by … code Identify opportunities to eliminate recurring issues to improve overall operational stability of software applications and systems Participate in communities of practice across the group to drive awareness, consistency and adoption of modern technologies Add to team culture of diversity, equity, inclusion, and respect Collaborate effectively as part of a global team Provide technical leadership to small engineering sub More ❯

Senior Software Engineer/Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets … established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Software Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and … understanding of web development practices, tools and technologies You enjoy learning and picking up new things You're flexible and able to adapt to changing priorities You have full software development lifecycle experience including CI/CD and testing You're collaborative with Agile team experience, happy to mentor more junior developers You're likely to be degree educated More ❯

Role: Senior Software Engineer Location: Remote (with occasional monthly collaboration days) Are you... A software Engineer with 5+ years experience, working with modern programming with one or more programming languages such as Python, Golang, Java, Ruby, TypeScript etc? Experienced working on cloud platform such as AWS, Google Cloud and have a good understanding of cloud … pop into the office to meet colleagues or even change if scenery when you like? About: Our client are a "Scale-Up" cloud solutions consultancy, helping customers to optimise Software & Cloud, covering DevOps, DevSecOps, Transformation, Strategy and more. Due to recent successes in the continued commercial strategy, we are now looking to grow the engineering footprint significantly to build … new teams for new customer engagements. As a Senior Software Engineer, you will have the opportunity to work across various industries and sectors. This diversity ensures that no two projects are the same, allowing you to gain valuable insights into the unique challenges faced in different domains. The Technology/Skills: As mentioned, every project is a More ❯

Senior Full Stack Software Engineer Tech : AWS Lambda, React with Next.js, TypeScript, Node.js, and Terraform Why? start-up financial services, revolutionising the industry Location : Hybrid - 2-3 days in the office (London) Salary : £80k - £95k + benefits Our Client A new UK-based financial services provider is launching a credit card offering aimed at delivering fair, flexible … and user-friendly financial products to consumers. The organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Full Stack Software Engineer - Responsibilities Collaborate with Product Owners to ensure that the technical roadmap aligns with the product vision. Actively participate in product planning meetings and provide … Terraform. Provide technical guidance and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols. Contribute to the development of technical documentation and standards. Senior Full Stack Software Engineer - Experience Required Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent experience Proven experience as a More ❯

all associated application documentation thoroughly before clicking on the apply button at the bottom of this description. We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorgan Chase within the EDG Front-Office Tech stream, you serve as a seasoned member … technology solutions across multiple technical areas within various business functions in support of the firm's business objectives. Join JPMorgan Chase's EDG Front-Office Tech stream as a Senior Software Engineer, where you'll partner closely with the trading desk, technology teams, and Quantitative Research to develop and enhance critical applications. Utilize a wide variety of … technologies, including Python, Java, and React/Redux, to solve business problems and automate Front Office processes. Job responsibilities Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate More ❯

Exciting opportunity for a Senior .Net C# Software Engineer to join this global Energy company. This is an exciting time to join this world-leading Energy company as it evolves from a traditional Oil & Gas enterprise into a future-focused Energy leader. This transformation includes the establishment of a highly successful new Power Trading desk within the … to the success of this evolution, working alongside some of the industry’s top professionals and leveraging the very latest technology. Key Requirements – Essentials • 8+ years of hands-on software development experience, spanning front-end, back-end, and cloud automation/orchestration. • Strong proficiency in back-end development using C# and .NET Core 5/6. • Cloud-native development More ❯

Job Description Do you have the right skills and experience for this role Read on to find out, and make your application. As a Senior Lead Software Engineer at JPMorgan Chase within our Commodities Technology team, you will focus on our Athena platform, supporting expanding operations across various commodity asset classes (oil, gas, emissions, power). This … business. 3. Has full stack expectations for them and their team, with Python backend and TypeScript frontend. 4. Will be a regional lead, managing directs across 2 regions, spanning senior and junior levels. 6. Partners with front office trading, operations, and quantitative research, with exposure to group leads. 7. Wears a Strong Culture. 8. Has a commodities background: experience … Ability to develop a good understanding of end-to-end business processes. - Excellent interpersonal skills to interact confidently with business users and prioritize requirements. Preferred Qualifications, Capabilities, and Skills: - Software development experience in commodities, finance, or investment banking preferred, or willingness to learn rapidly. - Strong knowledge of data structures, algorithms, and enterprise architecture. - Ability to collaborate with and influence More ❯

We are seeking a highly skilled and experienced Senior Software Engineer to join our dynamic team in the financial services sector, based in Greater London, United Kingdom. This permanent full-time role offers a competitive salary ranging from £90,000 to £100,000 and provides an exciting opportunity to work on innovative projects in a fast-paced … and rewarding environment. As a Senior Software Engineer, you will be responsible for designing, developing, and maintaining robust, scalable, and secure applications. You will play a key role in architecture decisions and contribute to the full software development lifecycle, from requirements gathering and design to deployment and support. You will work closely with cross-functional teams … of cloud platforms including Azure, AWS or GCP Solid experience in building RESTful APIs and microservices Proficient in using version control systems such as Git Good understanding of secure software development practices Strong problem-solving and analytical skills Excellent communication and collaboration abilities Experience with Agile development methodologies Previous experience within the financial services sector is advantageous No sponsorship More ❯

Senior Full Stack Engineer London, UK - Fully Onsite Key Technologies: Java, JavaScript, React, Docker, Kubernetes Perm Role | £80,000 - £120,000 Harrington Starr has partnered with a leading financial institution on a mission to transform investment banking through cutting-edge technology. Their Investment Banking Middle Office Technology team plays a crucial role in enabling efficient trade management with … development experience Expertise in microservices architectures (Spring Boot, Docker, Kubernetes) Strong experience with GUI technologies (React, TypeScript, HTML5) Experience in full SDLC (Git, Maven, Bamboo) Strong understanding of modern software design & architecture A proactive mindset and a collaborative approach Key Benefits: Private pension plan Up to £120,000 base salary 30 days holiday allowance Private health & life insurance Enhanced More ❯

the complete job description. We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within Quantitative Execution Strategies Tech, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading … includes the design, build and support of the platform. The work requires close collaboration with our front office partners from sales, trading and quantitative research. Job Responsibilities: Executes creative software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems Develops secure high-quality production code … and reviews and debugs code written by others Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems Leads communities of practice across Software Engineering to drive awareness and use of new and leading-edge technologies Acts as a front office developer within the QES technology team. Collaborates More ❯

bottom of this description. Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Senior Lead Software Engineer at JPMorgan Chase within Athena Core Hydra (CIB), you are an integral part of an agile team that works to enhance, build, and deliver … function-wide subject matter expert in one or more areas of focus Actively contributes to the engineering community as an advocate of firmwide frameworks, tools, and practices of the Software Development Life Cycle Influences peers and project decision-makers to consider the use and application of leading-edge technologies Adds to the team culture of diversity, equity, inclusion, and … Java programming concepts and proficient applied experience Hands-on practical experience delivering system design, application development, testing, and operational stability in distributed systems Advanced Python programming Advanced knowledge of software applications and technical processes with considerable in-depth knowledge in one or more technical disciplines (e.g., SDLC automation, cloud, artificial intelligence, machine learning ) Ability to tackle design and functionality More ❯

high levels of interest. We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank, specifically in the Payments Technology division, your role will be pivotal in an agile team. You will be responsible … contributor, your tasks will include developing essential technology solutions across multiple technical domains within various business functions, all to support the firm's business goals. Job responsibilities Executes creative software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems Develops secure high-quality production code … and reviews and debugs code written by others Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems Leads evaluation sessions with external vendors, startups, and internal teams to drive outcomes-oriented probing of architectural designs, technical credentials, and applicability for use within existing systems and information architecture Leads More ❯

that nurtures skills and helps you realize your potential. Our team is key to our success. We're people-first. We value collaboration, curiosity and commitment. As a Lead Software Engineer at JPMorgan Chase within the Accelerator Business in the Onboarding and KYC team, you are the heart of this venture, focused on getting smart ideas into the … and break down product requirements into actionable technical tasks Provide operational support of production systems within a you-build-it-you-run-it culture Lead communities of practice across Software Engineering to drive awareness and use of new and leading-edge technologies Refine and improve development and deployment processes Add to team culture of diversity, equity, inclusion, and respect … debugging skills, with the ability to troubleshoot complex systems in production. Excellent verbal and written communication skills to work effectively with cross-functional teams and stakeholders. Deep understanding of software development lifecycle practices, including CI/CD, TDD, security and Agile methodologies. Practical cloud native experience, deploying Kubernetes applications on a cloud service provider, such as Google Cloud, Amazon More ❯

forefront of agentic systems. What You’ll Do Design & build scalable backend services and data pipelines - written in Python and deployed with Docker & Kubernetes. Integrate with enterprise ecosystems- enterprise software systems such as SAP and Oracle ERP, GraphQL/REST APIs, SFTP feeds, and event buses (Kafka, Pulsar). Wrangle large, heterogeneous data sets —model, transform, and index multi … the stack - build lightweight front-ends when needed and pair with ML engineers on inference and evaluation pipelines. You Might Be a Great Fit if You Have strong commercial software-engineering experience, with a fluency in Python and comfortable in TypeScript/JavaScript . Have built and operated data-intensive systems (batch & streaming) in a cloud environment (AWS, GCP More ❯

Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role … tech. Languages : 🌳 Ruby-on-Rails, Java, Python, C#, PHP 🌳 VueJs, Typescript/Angular/React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. … Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including virtualization , containerization , and More ❯

Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role … tech. Languages : 🌳 Ruby-on-Rails, Java, Python, C#, PHP 🌳 VueJs, Typescript/Angular/React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. … Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including virtualization , containerization , and More ❯

I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence , innovation , and building something that genuinely helps users . They’re solving complex problems in … the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it. You’ll work closely with the CTO and be deeply involved in: Defining architecture and making key technical decisions Leading on project delivery and mentoring other engineers Building greenfield features that … Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for building great software Experience in FinTech or AI is a HUGE plus The Culture: They live and breathe technology and engineering excellence Agile, innovative, and always pushing boundaries Remote-first — always have More ❯

I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence , innovation , and building something that genuinely helps users . They’re solving complex problems in … the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it. You’ll work closely with the CTO and be deeply involved in: Defining architecture and making key technical decisions Leading on project delivery and mentoring other engineers Building greenfield features that … Scala , etc - Even more for code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for building great software Experience in FinTech or AI is a HUGE plus The Culture: They live and breathe technology and engineering excellence Agile, innovative, and always pushing boundaries Remote-first — always have More ❯

Senior Software Engineer – Java Backend London (5 days onsite, with some ad-hoc flexibility) £85,000 – £120,000 (Permanent) TechHeads is currently seeking a Senior Software Engineer with strong Java backend experience, DevOps awareness, and proven technical leadership capabilities to join our Client’s London team. This is a high-impact role involving the … including product and engineering groups in the US, Ireland and India, to ensure alignment and execution. Build and deploy secure, resilient APIs (REST/GraphQL) and optimise the full software development lifecycle through automation. Requirements: 7–10+ years of professional experience in software engineering, with a strong focus on Java backend development . Solid understanding of Spring Boot … CD , cloud infrastructure (AWS/GCP/Azure). Bonus: Exposure to tools like Elasticsearch/Kibana , Hadoop/HBase , OpenSearch , or VPN/proxy architectures. Strong grasp of software security principles , system performance optimisation, and infrastructure reliability. Experience working on large-scale , production-grade systems with distributed architectures. Ideal Candidate will: Bring technical vision , initiative, and a passion More ❯

London based, global trading and investment firm/fintech are now on the hunt for Senior Software Engineer to join and spearhead one of it's growing technology teams. Our client seek a senior profile to gain influence high-class technology trading teams and you will be gain market-leading exposure, both from a engineering and More ❯

platform is the core technology to Ki's success – allowing us to evolve underwriting intelligently and unlock massive scale. We're a multi-disciplined team, bringing together expertise in software and data engineering, full stack development, platform operations, algorithm research, and data science. Our squads focus on delivering high-impact features – we favour a highly iterative, analytical approach. Initially … Sample products you might be involved in building include, developer tooling, microservice orchestration systems, ML model serving infrastructure, feature serving and storage infrastructure. Principal Accountabilities: Build robust and scalable software for business critical, web-based applications Design, build, test, document and maintain API’s and integrations Ensure quality control using industry standard techniques such as automated testing, pairing, and … expert for one or more of Ki’s core technologies Mentor and coach colleagues in both engineering and business domain subjects Required Skills and Experience: Experience as a mid-senior level engineer working across a modern stack Strong software engineering principles (SOLID, DRY, data modelling) Professional experience with a server-side language, ideally Python Comfortable working with More ❯

team in the F&O Execution Technology group is looking for an experienced C++ developer to join our ultra-low latency direct market access team in London. As a Senior Lead Software Engineer in the Jisu team of F&O Execution Technology group, you will be participating in various stages of the SDLC of JPMorgan Electronic Trading More ❯

Job Description Maximise your chances of a successful application to this job by ensuring your CV and skills are a good match. As a Software Engineer you play an important role in the design and development of our modern private cloud MySQL offerings. You will bring your past experience to a talented group to further evolve the technical … who are passionate around solving business problems through innovation and engineering practices. You'll be required to apply your depth of knowledge and expertise to all aspects of the software development lifecycle, as well as partner continuously with your stakeholders on a daily basis to stay focused on common goals. We embrace a culture of experimentation and constantly strive … Very strong experience in Python Strong knowledge of security and authentication (e.g. OIDC, OAUTH) Strong knowledge of algorithms and data structures Knowledge of Unix Shell scripting & SQL Expertise in software design using hexagonal architecture and Domain Driven Design Experience of REST API design/development Experience with build automation, test driven development, continuous integration and delivery Experience with Relational More ❯