Great question — answering as the UphillTech team:
You have a commented-out link to /devops.php on your /services/mobile-app-development.php. If this was live, search engines would follow the link, which would result in the strange URLs you see. Even commented out, Google may decide to check it out anyhow.
Full answer by Tony McCreath: https://webmasters.stackexchange.com/a/142126 (CC BY-SA 4.0).
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