476 to 500 of 1,628 Software Engineering Jobs in the South East

Senior Software Engineer (Python) – Reducing Carbon Emissions with Machine Learning! Python on AWS £90-£110,000 per annum plus stock London Office - 1-2 days a week Are you a Senior Software Engineer with a passion for working with curious, humble colleagues to build exceptional customer-focused products using Python? Do you align with their principles – “Work as … much as you want, where you want” - giving Software Engineers the autonomy and support to perform at their best? Do you want to be part of a period of significant growth and opportunity, shaping elegant solutions to complex challenges and guiding engineering excellence? Then this is a role you should explore... Senior Software Engineer (Python) – We are … working with one of the UKs most exciting scale-ups to find them Senior Software Engineers with exceptional knowledge of building great products in Python on AWS. They use machine learning technology to help tackle climate change by reducing carbon emissions. They are at a critical period in their journey and will be growing their engineering function from More ❯

A fantastic opportunity has arisen for a Head of Integrations to join a pioneering software company that is transforming how global enterprises leverage cutting-edge technologies. This innovative business, backed by top-tier investors and recognised among the world’s most promising AI companies, is expanding their technical team to support continued growth and success. They are looking for … based from the Cambridge office Salary: Negotiable basic salary + excellent benefits package Requirements for Head of Integrations Significant commercial experience in SaaS companies, in a role relating to Software Integrations into customers A strong academic history (2.1/1st top Uni, A’s at A Level etc) – the management team is made up of some of the brightest … minds in AI (many with Ph.D.s from internationally leading Unis), so they need someone who can technically joust at this leve Proven track record in software development, system integrations, and creating developer resources such as APIs, SDKs, and technical documentation. Strong experience across Integrations, Full Stack Web Development, and Cloud Architecture Proficiency with one or more of the following More ❯

Software Engineer (Java Microservices) – Package up to £130k + Excellent Benefits An exciting opportunity has arisen for a Senior Software Engineer (Java Microservices) to join one of the UK’s leading financial institutions, driving innovative digital solutions that power millions of customer interactions every day. You’ll be joining a talented, forward-thinking team delivering scalable, secure and … high-performance services within a major transformation programme. This is a fantastic opportunity for a technically minded individual with strong server-side experience to design, build, and deploy resilient software solutions that make a real impact. Responsibilities Design, develop, test, and deliver high-quality, maintainable code across the entire software development lifecycle. Collaborate within a specialist engineering … with architects and senior engineers to build robust, scalable microservices. Apply Agile methodologies to drive continuous improvement, innovation, and rapid delivery of business value. Contribute to the evolution of software architecture and design, using experimentation and prototyping to shape modern solutions. Champion automation across build, testing, and deployment processes to enhance quality, reliability, and development efficiency. S kills & Experience More ❯

Software Engineer (Java Microservices) – Package up to £130k + Excellent Benefits An exciting opportunity has arisen for a Senior Software Engineer (Java Microservices) to join one of the UK’s leading financial institutions, driving innovative digital solutions that power millions of customer interactions every day. You’ll be joining a talented, forward-thinking team delivering scalable, secure and … high-performance services within a major transformation programme. This is a fantastic opportunity for a technically minded individual with strong server-side experience to design, build, and deploy resilient software solutions that make a real impact. Responsibilities Design, develop, test, and deliver high-quality, maintainable code across the entire software development lifecycle. Collaborate within a specialist engineering … with architects and senior engineers to build robust, scalable microservices. Apply Agile methodologies to drive continuous improvement, innovation, and rapid delivery of business value. Contribute to the evolution of software architecture and design, using experimentation and prototyping to shape modern solutions. Champion automation across build, testing, and deployment processes to enhance quality, reliability, and development efficiency. S kills & Experience More ❯

Software Engineer (Java Microservices) – Package up to £130k + Excellent Benefits An exciting opportunity has arisen for a Senior Software Engineer (Java Microservices) to join one of the UK’s leading financial institutions, driving innovative digital solutions that power millions of customer interactions every day. You’ll be joining a talented, forward-thinking team delivering scalable, secure and … high-performance services within a major transformation programme. This is a fantastic opportunity for a technically minded individual with strong server-side experience to design, build, and deploy resilient software solutions that make a real impact. Responsibilities Design, develop, test, and deliver high-quality, maintainable code across the entire software development lifecycle. Collaborate within a specialist engineering … with architects and senior engineers to build robust, scalable microservices. Apply Agile methodologies to drive continuous improvement, innovation, and rapid delivery of business value. Contribute to the evolution of software architecture and design, using experimentation and prototyping to shape modern solutions. Champion automation across build, testing, and deployment processes to enhance quality, reliability, and development efficiency. S kills & Experience More ❯

or just beginning your career, working at BGC partners provides opportunities to develop skills, make an impact and grow at an accelerated pace. Role Summary – Senior Middle Office Backend Software Engineer GBX is BGC’s flagship platform for electronic trading solutions in the Credit and Rates markets. Used by thousands of brokers and traders daily, GBX is a strategic … growth targets. Areas of focus include system reliability, testability, recoverability, automation, throughput and latency. Our engineers are analytical thinkers and have a strong understanding of computer science fundamentals and software engineering. You will be exposed to multiple financial markets and market structures, have the opportunity work on scaling a real-time system with a global footprint, applying modern software engineering principles. Requirements 5+ years experience with backend systems (all fields considered, finance not required) Lead and mentor a mixed team of senior and intermediate engineers Promote a culture of strong collaboration, share best practice, propose improvement Point of contact with stakeholders and the NY team 8+ years of professional java experience Strong knowledge of data structures and More ❯

or just beginning your career, working at BGC partners provides opportunities to develop skills, make an impact and grow at an accelerated pace. Role Summary – Senior Middle Office Backend Software Engineer GBX is BGC’s flagship platform for electronic trading solutions in the Credit and Rates markets. Used by thousands of brokers and traders daily, GBX is a strategic … growth targets. Areas of focus include system reliability, testability, recoverability, automation, throughput and latency. Our engineers are analytical thinkers and have a strong understanding of computer science fundamentals and software engineering. You will be exposed to multiple financial markets and market structures, have the opportunity work on scaling a real-time system with a global footprint, applying modern software engineering principles. Requirements 5+ years experience with backend systems (all fields considered, finance not required) Lead and mentor a mixed team of senior and intermediate engineers Promote a culture of strong collaboration, share best practice, propose improvement Point of contact with stakeholders and the NY team 8+ years of professional java experience Strong knowledge of data structures and More ❯

depending on your experience My client are a UK SaaS company building an enterprise scale Data Analytics platform for their global customer base. They are looking to recruit a Software Engineer with good experience of building web UIs using React.js This role will involve developing React applications for existing client systems and multiple new Greenfield projects for their customers … well-written software. This role is working 4 days per week in their lovely offices in West Hove (1 day remote), paying to £60k per annum As an experienced Software Engineer with good React/TypeScript experience you will work an environment that rewards dedication, hard work and getting stuck right in. They use React.js & TypeScript with other tools … work on Full stack projects as well if you want. This role is open to mid-level and senior level developers and the successful candidate will be passionate about Software Engineering, especially with well written, scalable code. Skills and experience: At least 5 year's commercial experience Strong experience of React.js Proficiency in TypeScript and/or JavaScript More ❯

depending on your experience My client are a UK SaaS company building an enterprise scale Data Analytics platform for their global customer base. They are looking to recruit a Software Engineer with good experience of building web UIs using React.js This role will involve developing React applications for existing client systems and multiple new Greenfield projects for their customers … well-written software. This role is working 4 days per week in their lovely offices in West Hove (1 day remote), paying to £60k per annum As an experienced Software Engineer with good React/TypeScript experience you will work an environment that rewards dedication, hard work and getting stuck right in. They use React.js & TypeScript with other tools … work on Full stack projects as well if you want. This role is open to mid-level and senior level developers and the successful candidate will be passionate about Software Engineering, especially with well written, scalable code. Skills and experience: At least 5 year's commercial experience Strong experience of React.js Proficiency in TypeScript and/or JavaScript More ❯

unstructured environments or broader roles where you can help define/design processes, future strategy etc. This is a great role for someone wanting to step up from an engineering lead into more of an Engineering Manager role over the coming years, helping grow the platform and team. *Candidates should be aware that this role is based in More ❯

unstructured environments or broader roles where you can help define/design processes, future strategy etc. This is a great role for someone wanting to step up from an engineering lead into more of an Engineering Manager role over the coming years, helping grow the platform and team. *Candidates should be aware that this role is based in More ❯

unstructured environments or broader roles where you can help define/design processes, future strategy etc. This is a great role for someone wanting to step up from an engineering lead into more of an Engineering Manager role over the coming years, helping grow the platform and team. *Candidates should be aware that this role is based in More ❯

Job title: Engineer II Location: London - Hybrid Salary: £53,500 - £72,000 Reporting to: Software Engineering Manager At this time, we are not able to offer visa sponsorship for this role. We are committed to building a diverse, global team and our sponsorship policy is evaluated on a role-by-role basis. We encourage you to keep an … into win-win-win outcomes for customers, suppliers and the energy system. What will I be doing? We’re a large team of both data-led and product focused Software and Production Engineers, pushing the boundaries of technology and working at an extraordinary scale. As a collective we strive for engineering greatness and by ensuring best practices across … and in real-time. Collaborate with product managers, designers, and engineers to build thoughtful, user-focused features. Write clean, maintainable code and participate in code reviews to support high engineering standards. Take ownership of smaller services or components, contributing to their delivery, performance, and improvement. Work with SQL or NoSQL databases to store and retrieve data effectively. Build and More ❯

Job title: Engineer II Location: London - Hybrid Salary: £53,500 - £72,000 Reporting to: Software Engineering Manager At this time, we are not able to offer visa sponsorship for this role. We are committed to building a diverse, global team and our sponsorship policy is evaluated on a role-by-role basis. We encourage you to keep an … into win-win-win outcomes for customers, suppliers and the energy system. What will I be doing? We’re a large team of both data-led and product focused Software and Production Engineers, pushing the boundaries of technology and working at an extraordinary scale. As a collective we strive for engineering greatness and by ensuring best practices across … and in real-time. Collaborate with product managers, designers, and engineers to build thoughtful, user-focused features. Write clean, maintainable code and participate in code reviews to support high engineering standards. Take ownership of smaller services or components, contributing to their delivery, performance, and improvement. Work with SQL or NoSQL databases to store and retrieve data effectively. Build and More ❯

Job title: Engineer II Location: London - Hybrid Salary: £53,500 - £72,000 Reporting to: Software Engineering Manager At this time, we are not able to offer visa sponsorship for this role. We are committed to building a diverse, global team and our sponsorship policy is evaluated on a role-by-role basis. We encourage you to keep an … into win-win-win outcomes for customers, suppliers and the energy system. What will I be doing? We’re a large team of both data-led and product focused Software and Production Engineers, pushing the boundaries of technology and working at an extraordinary scale. As a collective we strive for engineering greatness and by ensuring best practices across … and in real-time. Collaborate with product managers, designers, and engineers to build thoughtful, user-focused features. Write clean, maintainable code and participate in code reviews to support high engineering standards. Take ownership of smaller services or components, contributing to their delivery, performance, and improvement. Work with SQL or NoSQL databases to store and retrieve data effectively. Build and More ❯

Founding Software Engineer - Cybersecurity Start-Up - London Founding Software Engineer for an early-stage cybersecurity start-up redefining how organisations protect data and infrastructure. Join a founding team with a proven record of building successful start-ups, this is a chance to be part of something from the ground up. You’ll have 3+ years of professional Software Engineering experience Proficiency in programming languages such as Python, C#, TypeScript, Go or Java A start-up mentality: thrive in fast-paced environments, hungry to take ownership Strong problem-solving and collaboration skills London-based and in-office by default Why join Work alongside a world-class founding team with strong start-up success Competitive compensation Direct impact … and ownership from day one We’re looking for engineers excited to tackle some of the hardest challenges in cybersecurity. Founding Software Engineer - Cybersecurity Start-Up - London More ❯

Founding Software Engineer - Cybersecurity Start-Up - London Founding Software Engineer for an early-stage cybersecurity start-up redefining how organisations protect data and infrastructure. Join a founding team with a proven record of building successful start-ups, this is a chance to be part of something from the ground up. You’ll have 3+ years of professional Software Engineering experience Proficiency in programming languages such as Python, C#, TypeScript, Go or Java A start-up mentality: thrive in fast-paced environments, hungry to take ownership Strong problem-solving and collaboration skills London-based and in-office by default Why join Work alongside a world-class founding team with strong start-up success Competitive compensation Direct impact … and ownership from day one We’re looking for engineers excited to tackle some of the hardest challenges in cybersecurity. Founding Software Engineer - Cybersecurity Start-Up - London More ❯

Founding Software Engineer - Cybersecurity Start-Up - London Founding Software Engineer for an early-stage cybersecurity start-up redefining how organisations protect data and infrastructure. Join a founding team with a proven record of building successful start-ups, this is a chance to be part of something from the ground up. You’ll have 3+ years of professional Software Engineering experience Proficiency in programming languages such as Python, C#, TypeScript, Go or Java A start-up mentality: thrive in fast-paced environments, hungry to take ownership Strong problem-solving and collaboration skills London-based and in-office by default Why join Work alongside a world-class founding team with strong start-up success Competitive compensation Direct impact … and ownership from day one We’re looking for engineers excited to tackle some of the hardest challenges in cybersecurity. Founding Software Engineer - Cybersecurity Start-Up - London More ❯

s the kind of work we want to be part of. The role: We seek an adept expert to contribute significantly to our R&D team, bridging machine learning engineering with applied data science. You'll improve and manage our Machine Learning Operations (MLOps) on Azure, and participate in creating, assessing, and advancing various machine learning models and AI … solutions. Develop automated reporting systems that make results from AI models easier to interpret, share, and act on. Key requirements: MSc or BSc in Computer Science, Data Science, Bioinformatics, Engineering, or a related field, or equivalent experience. Proven experience designing and deploying MLOps pipelines (MLflow, Azure ML, Azure DevOps etc). Strong programming skills in Python and familiarity with … common ML/AI libraries (scikit-learn, tensorflow, Keras etc.). Experience implementing machine learning and large language models (LLMs), encompassing deployment, monitoring, and retraining. Familiarity with software engineering guidelines: version control (e.g., Git), CI/CD, containerization (e.g., Docker), and workflow orchestration. Knowledge of cloud platforms and scalable compute environments (Azure preferred). Understanding of data governance More ❯

to deliver enterprise-wide data and technology initiatives. Integrate applications with REST APIs and enterprise data services. Ensure alignment with cloud architecture and development best practices . Apply modern software engineering standards including testing, version control, and CI/CD pipelines. Key Skills: Proven experience in Python programming for data analysis (pandas, numpy, Jupyter). Strong object-oriented … programming and design pattern knowledge. Experience with SQL and relational databases. Familiarity with data visualisation tools (e.g., Plotly Dash, Power BI). Understanding of software development best practices (Git, CI/CD, testing). Exposure to cloud computing platforms (AWS or Azure). Excellent analytical and communication skills. If you are interested or would like to know more, please More ❯

to deliver enterprise-wide data and technology initiatives. Integrate applications with REST APIs and enterprise data services. Ensure alignment with cloud architecture and development best practices . Apply modern software engineering standards including testing, version control, and CI/CD pipelines. Key Skills: Proven experience in Python programming for data analysis (pandas, numpy, Jupyter). Strong object-oriented … programming and design pattern knowledge. Experience with SQL and relational databases. Familiarity with data visualisation tools (e.g., Plotly Dash, Power BI). Understanding of software development best practices (Git, CI/CD, testing). Exposure to cloud computing platforms (AWS or Azure). Excellent analytical and communication skills. If you are interested or would like to know more, please More ❯

to ensure meaningful business impact. Projects may include building a digital high net worth insurance product or a portfolio analysis tool. Key Responsibilities* Participate in all phases of the software development lifecycle* Design and document solutions following internal delivery frameworks* Adhere to coding, testing, and design standards and best practices* Collaborate with testing teams during product testing and user … acceptance* Support deployment activities across environments* Provide regular updates on progress, risks, and issues* Troubleshoot and resolve operational issues promptly* Pursue certifications to enhance software engineering skills Candidate Profile* Familiarity with the insurance industry* Proficiency in Python for traditional data science* Experience with generative AI tools, especially Gemini* Knowledge of cloud platforms such as Azure or GCP* Ability More ❯

with high-growth clients. Now we’re looking for a Founding Engineer to help us scale from concept to category-defining product. The Role As one of the first engineering hires, you’ll play a key role in shaping our technical direction, architecture, and engineering culture. You’ll work directly with the founding team to design and build … a direct impact on both technology and company growth. What You’ll Do Build, test, and ship core product features from day one Shape technical architecture and long-term engineering strategy Collaborate closely with founders on product and business decisions Help define the engineering culture and future hiring roadmap What We’re Looking For Strong software engineering More ❯

with high-growth clients. Now we’re looking for a Founding Engineer to help us scale from concept to category-defining product. The Role As one of the first engineering hires, you’ll play a key role in shaping our technical direction, architecture, and engineering culture. You’ll work directly with the founding team to design and build … a direct impact on both technology and company growth. What You’ll Do Build, test, and ship core product features from day one Shape technical architecture and long-term engineering strategy Collaborate closely with founders on product and business decisions Help define the engineering culture and future hiring roadmap What We’re Looking For Strong software engineering More ❯

with high-growth clients. Now we’re looking for a Founding Engineer to help us scale from concept to category-defining product. The Role As one of the first engineering hires, you’ll play a key role in shaping our technical direction, architecture, and engineering culture. You’ll work directly with the founding team to design and build … a direct impact on both technology and company growth. What You’ll Do Build, test, and ship core product features from day one Shape technical architecture and long-term engineering strategy Collaborate closely with founders on product and business decisions Help define the engineering culture and future hiring roadmap What We’re Looking For Strong software engineering More ❯