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Senior Software Engineer, Backend Services & APIs

Senior Software Engineer, Backend Services & APIs LONDON, United Kingdom Job Info Job Identification 22521 Job Category Software Development Posting Date 03/31/2026, 09:15 AM Locations LONDON, United Kingdom Job Schedule Full time </ ...

HPC & AI Software Resolution Engineer (Hybrid)

Hewlett Packard Enterprise is seeking a Software Engineering Resolution Engineer to provide support for high-performance computing clusters. This role involves troubleshooting, testing, and analyzing performance issues related to Cray System Management software. Applicants should have a Bachelor's or Master's de ...

Senior Lead Software Engineer Databricks & Python

Job Description As a Senior Lead Software Engineer (Python/Java, Spring, API, AWS) at JPMorganChase in Global Finance Technology, you’ll build secure, scalable solutions, write production code and tests, review code, and pair program. In Regulatory Reporting, you’ll develop and optimize Python/Py ...

Graduate Software Engineer Build Impactful Systems

QinetiQ is seeking a Software Engineering Graduate in Farnborough. The role involves performing a variety of software tasks to support project delivery, working collaboratively with clients and internal teams, and contributing to high-profile technology programs. Ideal candidates should have a good degree in Sof ...

VP Lead Software Engineer Margin Technology

Citi is seeking a Lead Software Engineer to join their global technology team in Greater London. In this role, you'll work with passionate engineers to build robust technical solutions, shaping the future of financial technology with minimal manual interventions. Key skills include experience in Java, Python, an ...

AI Software Engineer | Quant Trading | 400k+

Our client is a $70BN quant hedge fund. Following exceptional performance in 2025, they are continuing to invest heavily in world-class engineering talent. This role sits within their core engineering team, supporting three core business lines: Trading, Operations, and Finance. The team is responsib ...

Hybrid Lead Software Engineer — AI Platform

A leading insurance comparison platform in Cardiff is seeking a Lead Engineer to shape the next generation of comparison platforms. The ideal candidate will have experience managing high traffic consumer-facing websites and a good understanding of technologies such as React and Cloud services. The role emphasize ...

Graduate Software Engineer — Remote Growth & Equity

Bending Spoons is seeking talented individuals to build impactful software and integrate cutting-edge AI tools. This role offers a unique opportunity to work in a dynamic, entrepreneurial environment with exceptional growth potential. You will have the chance to lead projects that create systems used by millions ...

Software Development Engineer In Test (SDET)

Software Development Engineer in Test (SDET)RGH-Global are working with a leading global IT Consultancy who help to deliver innovative projects across various sectors. We are seeking a Software Development Engineer in Test to join a project with one of their key banking clients.Responsibilities: E ...

Graduate Software Engineer (High Performance Systems)

Graduate Software Engineer (High Performance Systems) Location: London (On-site) Employment type: Full-time Visa sponsorship is available for this role. We are looking for exceptional talent from anywhere in the world to join our team in London. (Start Date: 2026) <h3 ...

Lead Software Engineer — React/Next.js & Cloud

A leading software solutions provider in Belfast is looking for a Lead Software Engineer (Consultant) to lead teams in delivering innovative software solutions. You'll manage and develop junior staff while ensuring high-quality applications using technologies like Next.js, React, AWS, and Azure. This role involv ...

Lead Software Engineer Python/Java & AWS

Job Description As a Lead Software Engineer at JPMorgan Chase within the Markets Technology team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market‑leading technology products in a secure, stable, and scalable way. Job Responsibilities </h ...

Graduate Software Engineer C++, C#, Python

We are looking for a Graduate Software Engineer with a 1-2 years experience to be based in our busy team at our Bournemouth offices.This is a varied and busy role developing software and supporting documentation according to the requirements of both internal and external customers, under supervision of se ...

Senior Lead Software Engineer Python / Java

Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top‑night technology products. As a Senior P ...

Lead Software Engineer for COMMODITIES UK

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Python Lead Software Engineer (Athena platform) at JPMorganChase within the Commodities Derisking Team, youare an integral part of an agile team that works to enhance, build, ...

Lead Software Engineer – iLearn Platform (Remote)

A leading healthcare operations software provider is seeking a Lead Software Engineer to lead a technical team in delivering high quality products for their learning platform. The ideal candidate will have a minimum of 5 years of experience in software engineering, strong leadership skills, and hands-on expertis ...

Sr Lead Software Engineer Go & RDF

Job Description Join a high‑performance agile team building industry‑changing, world‑class governance technology products. As a Software Engineer at JPMorgan Chase within the Corporate Technology Office you will contribute to a high‑performance agile team designing and delivering trusted, market‑ ...

Senior Software Engineer, Backend Services & APIs

Job Description Senior Software Engineer, Backend Services & APIs Office based in Moorgate, London Join Fortinet, a global cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and ...

Principal Software Engineer Hybrid Leader (Manchester)

A leading banking organization in Manchester is seeking a Principal Software Engineer to oversee engineering teams and drive technology initiatives. You'll mentor engineers and architect scalable systems, ensuring compliance and driving innovation. The ideal candidate possesses strong knowledge in modern enginee ...

Lead Software Engineer C# .Net FinTech

Lead Software Engineer / Developer (C# .Net Desktop Application) Reigate / WFH to £100k Do you have expertise with C# desktop development, working on complex scalable systems? You could be progressing your career, in a senior, hands-on leadership role working on complex and technically chal ...

Software Engineer III (Java/ Databricks /API)

.**About the team:**The SciVal Development Team is a cross-functional group comprising Frontend, Backend, and Quality Engineers who work closely together. The team collaborates closely with UX and Product to design, build, and deliver high-quality features efficiently and reliably.SciVal is a data-driven product ...

Graduate Software Engineer Remote Android Apps

A leading technology company in Glasgow seeks a Graduate Software Engineer to develop cutting-edge mobile applications. This role involves writing Java and participating in the complete software development life cycle while working in an agile team environment. Ideal candidates are recent graduates with strong c ...

Lead Software Engineer (Tech4Good, language agnostic!)

Lead Software Engineer (Tech4Good, language agnostic!) If you are a seasoned Senior or Lead Engineer who loves delivering next‑gen technology for stakeholders, you may be interested in leading language‑agnostic Tech4Good AI/Data projects that impact millions of people. You would lead the UK’s mos ...

Lead Software Engineer Architecture & Impact (Hybrid)

A leading recruitment firm is looking for a Lead Software Developer in Brighton. The successful candidate will guide a software team, oversee technical decisions, and work on scalable systems. This hybrid role requires being in the office at least once a week and offers a competitive salary alongside a comprehen ...

Lead Software Engineer: Scale & Inspire Teams

Tailsco Ltd, located in Richmond, is seeking a Lead Software Engineer to deliver high-quality software supporting their Operations team. The role entails leading a cross-functional squad, focusing on technical direction and project delivery. You will work with a modern tech stack including Vue.js and Python whil ...

Senior CNC Software (Applications) Engineer – Gloucestershire

Job Description Renishaw’s Machine Tool Products division is a market leader in measurement equipment and software for the precision manufacturing industry. It is likely that many of the everyday items you may use, from the smartphone or laptops you are reading this on to cars and aircraft have b ...

Graduate Software Engineer — Remote Growth & Equity

Bending Spoons is looking for a full-time individual in the United Kingdom, specifically in Edinburgh, to build impactful software and integrate AI into development workflows. This role offers the chance to work with talented teams, significant opportunities for growth, and competitive pay, typically starting at ...

Staff Software Engineer FinTech SaaS Platform

A high-growth B2B SaaS fintech located in Manchester is seeking a Staff Software Engineer to take on a critical leadership role within the engineering team. The successful candidate will be responsible for technical direction and system design, mentoring senior engineers, and ensuring high engineering standards. ...

Client Experience Senior Software Engineer EMEA

Client Experience Senior Software Engineer – EMEA About Digital Asset & the Canton Network: Digital Asset builds the technologies that are reshaping the foundations of financial markets. Our mission is to create the world’s most trusted, privacy‑enabled, and interoperable digital infrastru ...

Senior Software Engineer Cloud, Security & DevOps

A UK-based technology company is seeking an HR & Business Support Manager to design and maintain high-performing solutions. The ideal candidate will have strong expertise in mentoring, cloud services, and Agile methodologies. Responsibilities include participating in technical discussions, coaching team members, ...

Senior Embedded Linux / Systems Software Engineer

Senior Embedded Linux / Systems Software Engineer Build mission‑critical technology for the operating room Are you passionate about low‑level Linux systems and medical‑grade software that directly impacts patient care? We’re looking for an experienced engineer to ...

Product Security Engineer: Secure Software & Cloud

A global quantitative investment manager is seeking an experienced product security professional to join their Security team. The role involves supporting the implementation and operation of product security controls across various platforms, including cloud services and infrastructure. Ideal candidates should h ...

Software Engineer III AI Chase UK

At JP Morgan Chase, we understand that customers seek exceptional value and a seamless experience from a trusted financial institution. That's why we launched Chase UK to transform digital banking with intuitive and enjoyable customer journeys. With a strong foundation of trust established by millions of c ...

Lead Software Engineer Python and React

Lead Software Engineer - Python and React Join to apply for the Lead Software Engineer - Python and React role at JPMorganChase . Step into a high-growth environment where your expertise in AI/ML and AWS will help shape and deliver game-changing business outcomes. A ...

Software Engineer III for COMMODITIES UK

Job Description Be a key part of an agile team driving innovation to enhance, build, and deliver top‑notch technology products. Bring your Software Engineering career to the next level and become an integral part of an agile front‑office technology team where your expertise advances next‑ ...

AIML Software Engineer, AI for Science

You will need to login before you can apply for a job. Site Name: London The Stanley Building, Heidelberg, Switzerland - Zug, USA - Massachusetts - CambridgePosted Date: Apr At GSK, we are actively working on building a future in which state-of-the-art softw ...

Lead Software Engineer Platform Chase UK

We know that people want great value combined with an excellent experience from a bank they can trust, so we launched our digital bank, Chase, to revolutionise mobile banking with seamless journeys that our customers love. We're already trusted by millions in the US and we're quickly catching up in the Uni ...

Software Engineer Hybrid National Security Systems

A leading defense contractor in Manchester is searching for an experienced Software Engineer. This role involves collaborating with National Security Customers to build and maintain systems that support critical mission capabilities. You will work within agile DevOps teams, applying cutting-edge technology in a ...

Senior Software Engineer Build Scalable Solutions

Rippling is looking for a Senior Software Engineer in Greater London to enhance their payroll platform, which serves hundreds of thousands of employees. In this role, you will lead initiatives to create new product functionalities and rearchitect key platform components. Ideal candidates should have over 6 years ...

Machine Learning Engineer (Open Source Software)

Requirements Master’s degree in Computer Science, Machine Learning, Data Science, or a related field Experience contributing to popular open-source libraries such as PyTorch, Tensorflow, JAX, vLLM, Transformers, Llama.cpp, .. Passion for contributing to the open-source s ...

Lead Python Software Engineer — Hybrid + Equity

Circuit Mind Limited is seeking a Lead Software Engineer to develop elegant solutions for complex problems in hardware design. You'll collaborate closely with a skilled team of engineers, designing and deploying software that enhances circuit board development. Candidates should have over 5 years in software dev ...

Graduate Software Engineer Hybrid & Global Impact

A leading software development company is seeking a Graduate Software Developer to join its innovative team. This role offers an exciting opportunity for recent graduates to work in a flexible hybrid environment, focusing on cloud-based software solutions. As part of the Klipboard University Foundations Developm ...

Hybrid Software Engineer Portsmouth (AI & Simulation)

A leading technology consultancy based in Portsmouth is seeking a Software Engineer to develop innovative software solutions across various sectors including defence and energy. The successful candidate will have strong programming skills in C/C++ or C# and Python, alongside a relevant degree. The role offers hy ...

Senior Software Engineer / SRE Electronic Trading

Senior Software Engineer / SRE - Electronic Trading Location London Business Area Engineering and CTO Ref # **Description & Requirements** **About Observability Engineering** Senior Software Engineers - SRE in Electronic Trading (ET) ensure ...

Senior Software Engineer Storage & Compute Stability

Senior Software Engineer - Storage & Compute Stability Location London Business Area Engineering and CTO Ref # **Description & Requirements** **About the Team** The Storage and Compute Stability Team is a trusted partner in ensuring the rel ...

Senior Software Engineer / SRE Electronic Trading

Senior Software Engineer / SRE - Electronic Trading Location London Business Area Engineering and CTO Ref # **Description & Requirements** **About Observability Engineering** Senior Software Engineers - SRE in Electronic Trading (ET) ensure ...

Senior Software Engineer Storage & Compute Stability

Senior Software Engineer - Storage & Compute Stability Location London Business Area Engineering and CTO Ref # **Description & Requirements** **About the Team** The Storage and Compute Stability Team is a trusted partner in ensuring the rel ...

Senior Software Engineer Data Snapshot (CASS)

Senior Software Engineer - Data Snapshot (CASS) Location London Business Area Engineering and CTO Ref # **Description & Requirements** Bloombergu2019s data powers global financial markets, so making it fast, reliable, and accessible is critical. Th ...

Senior Software Engineer Data Snapshot (CASS)

Senior Software Engineer - Data Snapshot (CASS) Location London Business Area Engineering and CTO Ref # **Description & Requirements** Bloombergu2019s data powers global financial markets, so making it fast, reliable, and accessible is critical. Th ...

Senior Software Engineer/SRE TRAX Observability

Senior Software Engineer/SRE - TRAX Observability Location London Business Area Engineering and CTO Ref # **Description & Requirements** **About TRAX** TRade Automation and eXecution (TRAX) is part of Bloomberg Enterprise Products Engineeri ...

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    Software Engineer Reactpythonc Jobs in United Kingdom Job Search Guide, Trends and Insights