1 to 25 of 882 Permanent Software Engineer Jobs in London

Cloud Software Engineering Location: Hybrid – London Salary: £70,000 – £85,000 (depending on experience) + 10% Bonus Are you a software engineer with deep cloud expertise, looking to shape complex platform solutions at scale? We’re seeking a Cloud Software Engineer with strong engineering foundations and hands-on experience delivering cloud-native, microservices-based applications … code reviews, promote best practices, and mentor junior engineers. Continuously evaluate emerging technologies to keep platforms modern, secure, and efficient. Required Technical & Professional Experience: 5+ years of experience in software development and cloud engineering. Current working for a consultancy firm. Proven expertise in building and deploying microservices-based applications. Strong coding skills in Java, Node.js, and Python . Hands … . Exposure to project management and Agile delivery tools (e.g., Jira, Confluence). Understanding of FinOps, SRE practices, and cloud service optimisation. This is more than a typical cloud engineer role — it's an opportunity to lead delivery across cloud platforms while applying solid software engineering principles. If you're ready to bring your experience to a forward More ❯

Cloud Software Engineering Location: Hybrid – London Salary: £70,000 – £85,000 (depending on experience) + 10% Bonus Are you a software engineer with deep cloud expertise, looking to shape complex platform solutions at scale? We’re seeking a Cloud Software Engineer with strong engineering foundations and hands-on experience delivering cloud-native, microservices-based applications … code reviews, promote best practices, and mentor junior engineers. Continuously evaluate emerging technologies to keep platforms modern, secure, and efficient. Required Technical & Professional Experience: 5+ years of experience in software development and cloud engineering. Current working for a consultancy firm. Proven expertise in building and deploying microservices-based applications. Strong coding skills in Java, Node.js, and Python . Hands … . Exposure to project management and Agile delivery tools (e.g., Jira, Confluence). Understanding of FinOps, SRE practices, and cloud service optimisation. This is more than a typical cloud engineer role — it's an opportunity to lead delivery across cloud platforms while applying solid software engineering principles. If you're ready to bring your experience to a forward More ❯

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 be eligible … 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 ❯

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 be eligible … 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 ❯

central role in the Fintech ecosystem to identify and back revolutionary new businesses. The role Our Tech Team at Fasanara is looking to bring onboard a senior Full-Stack Engineer who will be essential in expanding the capabilities across our investment tools, working on several Greenfield projects. You'll have the opportunity to partner across multiple business areas building … scalable innovative solutions. This role would suit an ambitious, seasoned engineer who wants to be part of an expanding engineering team having a big impact. Responsibilities Design and develop scalable, high-performance internal platforms and applications for core business functions including Credit Trading, FX Hedging, Portfolio Monitoring, and Treasury. Collaborate cross-functionally with investment, operations, and data teams to … translate complex business workflows into efficient, maintainable software solutions. Drive the full software development lifecycle - from technical design and implementation to testing, deployment, and production monitoring. Contribute across the stack, including backend services, frontend interfaces, and data engineering pipelines as needed. Provide technical leadership and mentorship to more junior team members, fostering a culture of learning, accountability, and More ❯

Fitch Group is currently seeking a Senior Software Engineer, Python Development based out of our London office. As a leading, global financial information services provider, Fitch Group delivers vital credit and risk insights, robust data, and dynamic tools to champion more efficient, transparent financial markets. With over 100 years of experience and colleagues in over 30 countries, Fitch … New York, Fitch Group is owned by Hearst. Fitch's Technology & Data Team is a dynamic department where innovation meets impact. Our team includes the Chief Data Office, Chief Software Office, Chief Technology Office, Emerging Technology, Shared Technology Services, Technology, Risk and the Executive Program Management Office (EPMO).Driven by our investment in cutting-edge technologies like AI and … can grow, innovate, and make a difference. Want to learn more about a career in technology and data at Fitch? Visit: About the Team: We are seeking a Senior Software Engineer to join our team for a key initiative of the development and delivery of applications based on Python and AWS, Azure cloud platform based on event-driven More ❯

Fitch Group is currently seeking a Senior Software Engineer, Python Development based out of our London office. As a leading, global financial information services provider, Fitch Group delivers vital credit and risk insights, robust data, and dynamic tools to champion more efficient, transparent financial markets. With over 100 years of experience and colleagues in over 30 countries, Fitch … New York, Fitch Group is owned by Hearst. Fitch's Technology & Data Team is a dynamic department where innovation meets impact. Our team includes the Chief Data Office, Chief Software Office, Chief Technology Office, Emerging Technology, Shared Technology Services, Technology, Risk and the Executive Program Management Office (EPMO).Driven by our investment in cutting-edge technologies like AI and … about a career in technology and data at Fitch? Visit: https://careers.fitch.group/content/Technology-and-Data/About the Team: We are seeking a Senior Software Engineer to join our team for a key initiative of the development and delivery of applications based on Python and AWS, Azure cloud platform based on event-driven More ❯

be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Harrington Starr Recruiting for C# .NET Software Engineers within the Financial Services Technology space in The City of London and Greater London. Get in touch for... Senior Full Stack Engineer London, UK - Fully Onsite Harrington … 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 Up to £110,000 base salary Private health & life insurance Enhanced parental leave Please apply via the link or reach … ollie.bluck@harringtonstarr.com Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Investment Banking, Financial Services, and Software Development Referrals increase your chances of interviewing at Harrington Starr by 2x Sign in to set job alerts for “Software Engineer” roles. London, England, United Kingdom More ❯

members from the US, FR, UK, CA, ES, and many more countries. Check out our Notion Candidate Handbook and our GitHub! Requirements We are looking for an experienced Senior Software Engineer with a strong background in Python development and expertise in AWS. The candidate will play a significant role in enhancing and expanding LocalStack's AWS core cloud … product direction As our enterprise offering grows, work more closely with larger customers that use our product for their entire organization Required Qualifications 3+ years of professional experience in software engineering, with a focus on Python development Strong hands-on experience with modern Python development (type hinting, unit/integration testing with pytest, object-oriented software design, applying … function Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at LocalStack by 2x Sign in to set job alerts for “Senior Software Engineer” roles. Senior Java Engineer - Take Ownership of Flagship Trading Product - Up to £120k London, England, United Kingdom 3 weeks ago Senior C++ Engineer (Mandarin Speaker More ❯

members from the US, FR, UK, CA, ES, and many more countries. Check out our Notion Candidate Handbook and our GitHub! Requirements We are looking for an experienced Senior Software Engineer with a strong background in Python development and expertise in AWS. The candidate will play a significant role in enhancing and expanding LocalStack's AWS core cloud … product direction As our enterprise offering grows, work more closely with larger customers that use our product for their entire organization Required Qualifications 3+ years of professional experience in software engineering, with a focus on Python development Strong hands-on experience with modern Python development (type hinting, unit/integration testing with pytest, object-oriented software design, applying … function Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at LocalStack by 2x Sign in to set job alerts for “Senior Software Engineer” roles. Senior Java Engineer - Take Ownership of Flagship Trading Product - Up to £120k London, England, United Kingdom 3 weeks ago Senior C++ Engineer (Mandarin Speaker More ❯

of enterprise customers and skyrocketing IDP adoption, we are expanding our team. This is where you come in. About The Role We are looking for a Senior Product/Software Engineer to help us scale our work to build and scale our category-defining Platform Orchestrator. As an Engineer, you will share ownership of how our products … Reach out to us at careers@humanitec.com Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Software Development Referrals increase your chances of interviewing at Humanitec by 2x Get notified about new Senior Software Engineer jobs in London, England, United Kingdom . London, England … United Kingdom 4 months ago Junior Software Engineer (Integration Team) London, England, United Kingdom 1 day ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 1 month ago London, England, United Kingdom 1 week ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 5 days More ❯

of enterprise customers and skyrocketing IDP adoption, we are expanding our team. This is where you come in. About The Role We are looking for a Senior Product/Software Engineer to help us scale our work to build and scale our category-defining Platform Orchestrator. As an Engineer, you will share ownership of how our products … Reach out to us at careers@humanitec.com Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Software Development Referrals increase your chances of interviewing at Humanitec by 2x Get notified about new Senior Software Engineer jobs in London, England, United Kingdom . London, England … United Kingdom 4 months ago Junior Software Engineer (Integration Team) London, England, United Kingdom 1 day ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 1 month ago London, England, United Kingdom 1 week ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 5 days More ❯

Join to apply for the Senior Software Engineer role at Ripple Join to apply for the Senior Software Engineer role at Ripple Get AI-powered advice on this job and more exclusive features. At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re … If you’re ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value. The Work We are looking for a Senior Software Engineer passionate about solving ambitious problems and working directly with Ripple Trading and Markets in the cross-border payments space. We are passionate about the growth of our … partners. Continuing to support and complement Ripple’s Payments, Custody and Stablecoin business units What You’ll Do Be an ambitious builder, working up and down the stack, mixing software engineering, data engineering, and distributed systems knowledge to build modern enterprise payment applications. Build reliable, high-throughput, low-latency microservices to power a diverse range of trading use cases More ❯

Senior Software Engineer – Energy & Resources Analytics Platform Join to apply for the Senior Software Engineer – Energy & Resources Analytics Platform role at Baringa Senior Software Engineer – Energy & Resources Analytics Platform Join to apply for the Senior Software Engineer – Energy & Resources Analytics Platform role at Baringa Senior Software Engineer– Energy & Resources Analytics … Berlin. Find us wherever there's a challenge to be tackled and an impact to be made. Our Market, Advisory and Analytics practice are looking for experienced Senior Platform Software Engineers to join the team. Baringa are world leaders in modelling energy markets and using the insights these models provide to drive change in a decarbonising energy industry. We … and model complexity has now reached a point that to continue to achieve our business vision, we are building a dedicated global Platform team. We are looking for experienced software engineers to join as core members of this team to help architect, implement and support the tools that will be fundamental to Baringa’s ongoing growth and success. This More ❯

Senior Software Engineer – Energy & Resources Analytics Platform Join to apply for the Senior Software Engineer – Energy & Resources Analytics Platform role at Baringa Senior Software Engineer – Energy & Resources Analytics Platform Join to apply for the Senior Software Engineer – Energy & Resources Analytics Platform role at Baringa Senior Software Engineer– Energy & Resources Analytics … Berlin. Find us wherever there's a challenge to be tackled and an impact to be made. Our Market, Advisory and Analytics practice are looking for experienced Senior Platform Software Engineers to join the team. Baringa are world leaders in modelling energy markets and using the insights these models provide to drive change in a decarbonising energy industry. We … and model complexity has now reached a point that to continue to achieve our business vision, we are building a dedicated global Platform team. We are looking for experienced software engineers to join as core members of this team to help architect, implement and support the tools that will be fundamental to Baringa’s ongoing growth and success. This More ❯

Senior Software Engineer - Clean Room page is loaded Senior Software Engineer - Clean Room Apply locations London time type Full time posted on Posted 18 Days Ago job requisition id JR011619 LiveRamp is the data collaboration platform of choice for the world's most innovative companies. A groundbreaking leader in consumer privacy, data ethics, and foundational identity … the value of their first-party data while staying on the forefront of rapidly evolving compliance and privacy requirements. You will: Lead the design, development, and implementation of complex software solutions for LiveRamp's Clean Room platform. Collaborate with cross-functional teams, including product managers, designers, and other engineers, to deliver high-quality features. Provide technical mentorship and guidance … junior engineers in the team. Continuously improve the performance, scalability, and reliability of existing systems. Participate in code reviews and ensure that the team adheres to best practices in software development. Keep up-to-date with the latest industry trends and technologies to continuously evolve the Clean Room platform. Your team will: Collaboratively develop cutting-edge solutions to improve More ❯

Senior Software Engineer - Clean Room page is loaded Senior Software Engineer - Clean Room Apply locations London time type Full time posted on Posted 18 Days Ago job requisition id JR011619 LiveRamp is the data collaboration platform of choice for the world’s most innovative companies. A groundbreaking leader in consumer privacy, data ethics, and foundational identity … the value of their first-party data while staying on the forefront of rapidly evolving compliance and privacy requirements. You will: Lead the design, development, and implementation of complex software solutions for LiveRamp's Clean Room platform. Collaborate with cross-functional teams, including product managers, designers, and other engineers, to deliver high-quality features. Provide technical mentorship and guidance … junior engineers in the team. Continuously improve the performance, scalability, and reliability of existing systems. Participate in code reviews and ensure that the team adheres to best practices in software development. Keep up-to-date with the latest industry trends and technologies to continuously evolve the Clean Room platform. Your team will: Collaboratively develop cutting-edge solutions to improve More ❯

Senior Software Engineer - Clean Room page is loaded Senior Software Engineer - Clean Room Apply locations London time type Full time posted on Posted 18 Days Ago job requisition id JR011619 LiveRamp is the data collaboration platform of choice for the world’s most innovative companies. A groundbreaking leader in consumer privacy, data ethics, and foundational identity … the value of their first-party data while staying on the forefront of rapidly evolving compliance and privacy requirements. You will: Lead the design, development, and implementation of complex software solutions for LiveRamp's Clean Room platform. Collaborate with cross-functional teams, including product managers, designers, and other engineers, to deliver high-quality features. Provide technical mentorship and guidance … junior engineers in the team. Continuously improve the performance, scalability, and reliability of existing systems. Participate in code reviews and ensure that the team adheres to best practices in software development. Keep up-to-date with the latest industry trends and technologies to continuously evolve the Clean Room platform. Your team will: Collaboratively develop cutting-edge solutions to improve More ❯

Job reference 325356 Senior Software Engineer, SNA01 Car allowance plus Healthcare, annual bonus potential, 25 days annual leave plus bank holidays, increasing to 30 days after 10 years' service. Permanent, Full time Location: London Farringdon, x3 days a week in the office. For a full job description, please click on the following link: Job Descriptions Senior Engineer … digital transformation. We’re re-engineering the core of a network that handles over 17 billion items annually—and we’re doing it in the cloud. As a Senior Engineer , you’ll help re-architect our mission-critical Event Processing System (EPS) —the backbone of parcel and letter tracking—into a scalable, event-driven platform using technologies like Kafka More ❯

Senior Software Engineer- Energy & Resources Analytics Platform London, United Kingdom req2463 Posted on: 28/05/2025 - Application Deadline: - About Baringa: We aim to build the world's most trusted consulting firm, creating lasting impact for clients and pioneering a positive, people-first culture. We collaborate with a diverse range of clients from FTSE 100 companies to … hubs are located in Europe, the US, Asia, and Australia, working worldwide to tackle challenges and make an impact. Our Market, Advisory, and Analytics practice seeks experienced Senior Platform Software Engineers to join our team. We are leaders in modelling energy markets, providing insights to drive change in a decarbonising industry. Our work involves varied modelling, data, and processing … analytics outputs via GUIs, APIs, and other systems, with confidence in compliance and governance. To support our growth, we are building a dedicated global Platform team. We seek experienced software engineers to help architect, implement, and support tools fundamental to Baringa's success. This team values curiosity, problem-solving, and the flexibility to adopt suitable technologies. The next-generation More ❯

Job reference 325356 Senior Software Engineer, SNA01 Car allowance plus Healthcare, annual bonus potential, 25 days annual leave plus bank holidays, increasing to 30 days after 10 years' service. Permanent, Full time Location: London Farringdon, x3 days a week in the office. For a full job description, please click on the following link: Job Descriptions Senior Engineer … digital transformation. We’re re-engineering the core of a network that handles over 17 billion items annually—and we’re doing it in the cloud. As a Senior Engineer , you’ll help re-architect our mission-critical Event Processing System (EPS) —the backbone of parcel and letter tracking—into a scalable, event-driven platform using technologies like Kafka More ❯

Senior Software Engineer– Energy & Resources Analytics Platform London, United Kingdom | req2463 Posted on: 28/05/2025 – Application Deadline: - About Baringa: We aim to build the world’s most trusted consulting firm, creating lasting impact for clients and pioneering a positive, people-first culture. We collaborate with a diverse range of clients from FTSE 100 companies to … hubs are located in Europe, the US, Asia, and Australia, working worldwide to tackle challenges and make an impact. Our Market, Advisory, and Analytics practice seeks experienced Senior Platform Software Engineers to join our team. We are leaders in modelling energy markets, providing insights to drive change in a decarbonising industry. Our work involves varied modelling, data, and processing … analytics outputs via GUIs, APIs, and other systems, with confidence in compliance and governance. To support our growth, we are building a dedicated global Platform team. We seek experienced software engineers to help architect, implement, and support tools fundamental to Baringa’s success. This team values curiosity, problem-solving, and the flexibility to adopt suitable technologies. The next-generation More ❯

Job reference 325356 Senior Software Engineer Competitive salary plus car allowance, healthcare, annual bonus potential, 25 days annual leave plus bank holidays rising with service and a company pension scheme with highly competitive contribution rates Permanent, Full time London Farringdon x3 days a week Extra Benefits • Family friendly support - enhanced maternity pay, paternity leave, adoption leave and shared … of life. From your physical and mental health to financial and social support and advice. It’s free, and it’s for everyone. *Available only to perm employees Senior Engineer – Event Processing System (EPS) London | Hybrid (3 days in office) Join Royal Mail at a pivotal moment in our digital transformation. We’re re-engineering the core of a … network that handles over 17 billion items annually—and we’re doing it in the cloud. As a Senior Engineer , you’ll help re-architect our mission-critical Event Processing System (EPS) —the backbone of parcel and letter tracking—into a scalable, event-driven platform using technologies like Kafka , containerised microservices , and multi-cloud infrastructure . What You’ll More ❯

Job reference 325356 Senior Software Engineer Competitive salary plus car allowance, healthcare, annual bonus potential, 25 days annual leave plus bank holidays rising with service and a company pension scheme with highly competitive contribution rates Permanent, Full time London Farringdon x3 days a week Extra Benefits Family friendly support - enhanced maternity pay, paternity leave, adoption leave and shared … of life. From your physical and mental health to financial and social support and advice. It's free, and it's for everyone. *Available only to perm employees Senior Engineer - Event Processing System (EPS) London | Hybrid (3 days in office) Join Royal Mail at a pivotal moment in our digital transformation. We're re-engineering the core of a … network that handles over 17 billion items annually-and we're doing it in the cloud. As a Senior Engineer , you'll help re-architect our mission-critical Event Processing System (EPS) -the backbone of parcel and letter tracking-into a scalable, event-driven platform using technologies like Kafka , containerised microservices , and multi-cloud infrastructure . What You'll More ❯

all over the world in a wide variety of disciplines. We're always on the lookout for energetic, creative people to join our team. Your New Role... The Senior Software Engineerworks with our Global Content Delivery teams to deliver exabytes of content for our brands globally. The Senior Software Engineer has a highly skilled combination of engineering … of our entire stack, contributing to the global control plane, to working on new revisions of hardware to deployed to the field. This team works the full stack from software, networking, operating system, to the hardware and network gear level. Design, write and deliver software and infrastructure to improve the reliability, scalability, latency, and efficiency of our services. … all non-exceptional service conditions. Influence and create new designs, architectures, standards, and methods for large-scale distributed systems. Engage in service capacity planning, service integration and geo-expansion, software performance analysis and system tuning. Candidate must be solutions-oriented oriented using rigorous logic and methods to solve difficult problems with effective solutions, probing all sources for answers. Conduct More ❯